CN108882205A - It is a kind of based on D2D communication degree of belief determine method, device and equipment - Google Patents
It is a kind of based on D2D communication degree of belief determine method, device and equipment Download PDFInfo
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- CN108882205A CN108882205A CN201810628099.8A CN201810628099A CN108882205A CN 108882205 A CN108882205 A CN 108882205A CN 201810628099 A CN201810628099 A CN 201810628099A CN 108882205 A CN108882205 A CN 108882205A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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Abstract
The embodiment of the invention provides one kind to be based on device-to-device (Device-to-Device, D2D) degree of belief communicated determines method, device and equipment, wherein, this method can be applied to the access service control system of service requester access, specifically include：It receives the degree of belief that service requester is sent and determines request, include the mark of service requester service provider to be interacted in the determining request of degree of belief；It parses degree of belief and determines request, determine service provider；The direct degree of belief fed back by determining access service control system to the first degree of belief of service provider and other received operation control systems, determines the total trust degree for being directed to service provider；Total trust degree is sent to service requester.It so, it is possible the burden for mitigating service requester in degree of belief determination process, shorten and calculate the time, improve computational efficiency.
Description
Technical field
The present invention relates to field of communication technology, more particularly to one kind based on device-to-device (Device-to-Device,
D2D) degree of belief communicated determines method, device and equipment.
Background technique
With the continuous development of mobile terminal device, mobile data flow also increasingly increases, such as《The whole world 2016-2021 is moved
Dynamic data forecast updating white paper》Middle record：Global mobile data flow increases 63% within 2016, and will be in 2016-
Increase by 7 times during 2021.In mobile terminal device substantial amounts, the development environment of Various Functions and mobile data flow
On the basis of rapid growth, communication environment becomes to become increasingly complex.In order to improve resource utilization and network capacity, D2D communication
It is widely used.D2D communication is a kind of under the control of operation control system, direct by multiplexing base station resource between equipment
The technology communicated.And D2D communication is used as a kind of distributed communication mode, trusting computing mechanism is the weight in its communication process
Want content.
A kind of supplement of the computing mechanism as traditional network safe practice is trusted, in communication process, it is first determined service
The service quality of provider, when the service quality of service provider meets condition, the communication request Fang Zaiyu service provider
It is communicated, wherein service requester and service provider can be the equipment in D2D communication, such as end used by a user
End equipment, such as mobile phone.It can so guarantee safety, the reliability of communication.It under normal circumstances, can be by determining that service mentions
The degree of belief of supplier evaluates the service quality of the service provider, and specifically, service requester is requesting to take to service provider
Before business, the degree of belief of the service provider can be determined first.
In the prior art, determining the process of degree of belief is：Service requester obtains the corresponding history interaction of service provider
The result of behavior, wherein history interbehavior includes that the service provider is handed in historical time with the service requester
Mutual interbehavior further includes the service provider and the interbehavior that other equipment interact in historical time；History
The result of interbehavior may include successfully, unsuccessfully etc.；Then, service requester is according to the history interbehavior as a result, true
The fixed corresponding degree of belief of the service provider.For example, successful ratio is high in the result of the multiple history interbehaviors got
When the ratio of failure, then it can determine that the corresponding degree of belief of the service provider is the value between 0.5 to 1；And works as and get
Multiple history interbehaviors result in fail ratio be higher than successful ratio when, then can determine the service provider pair
The degree of belief answered is the value, etc. between 0 to 0.5.
As can be seen that being that service requester is provided by the determining service of process of above-mentioned determining degree of belief in the prior art
The degree of belief of side, it is lower to will lead to computational efficiency.
Summary of the invention
The embodiment of the present invention be designed to provide it is a kind of based on D2D communication degree of belief determine method, device and equipment,
During now determining that degree of belief in fact, computational efficiency is improved.Specific technical solution is as follows：
In a first aspect, the embodiment of the invention provides a kind of degree of beliefs based on D2D communication to determine method, it is applied to service
The access service control system of requesting party's access, including：
It receives the degree of belief that the service requester is sent and determines request, the degree of belief determines to include the clothes in request
The mark of business requesting party service provider to be interacted；
It parses the degree of belief and determines request, determine the service provider；
By the determining access service control system to the first degree of belief of the service provider and received
The direct degree of belief of other operation control systems feedback in communication environment in addition to the access service control system, determines needle
To the total trust degree of the service provider, wherein first degree of belief and the direct degree of belief are according to note in advance
The corresponding interaction capabilities trust value of the service provider of record determines；
The total trust degree is sent to the service requester.
Optionally, described to be trusted by the determining access service control system the first of the service provider
Other operation control systems in degree and received communication environment in addition to the access service control system feed back direct
Degree of belief determines the total trust degree for being directed to the service provider, including：
According to pre-recorded under access service control system control, the corresponding interactive energy of the service provider
Power trust value determines the access service control system to first degree of belief of the service provider；
The degree of belief, which is sent, to other described operation control systems determines request；
The direct degree of belief for the service provider of other operation control systems feedback is received,
In, the direct degree of belief is other described operation control systems, according to pre-recorded in other described operation control systems
Under control, the corresponding interaction capabilities trust value of the service provider determines；
According to the direct degree of belief, determine that other described operation control systems are trusted the second of the service provider
Degree；
First degree of belief and second degree of belief are merged, obtained for the described of the service provider
Total trust degree.
Optionally, the corresponding interaction capabilities trust value of the pre-recorded service provider, including：
According to the corresponding history interbehavior of the service provider as a result, determining that the history interbehavior is corresponding
Interaction capabilities trust value, wherein the history interbehavior is that the service provider takes in historical time, in the access
The lower interbehavior carried out of control system of being engaged in control；
Record the interaction capabilities trust value.
Optionally, it is described according to it is pre-recorded the access service control system control under, the service provider
Corresponding interaction capabilities trust value determines that the access service control system is trusted the first of the access service provider
Degree, including：
It obtains under access service control system control, the corresponding multiple interaction capabilities of the service provider
Trust value；
Determine the interaction capabilities trust value in multiple interaction capabilities trust values, more than or equal to default trust value threshold value
In first quantity and multiple interaction capabilities trust values, less than the interaction capabilities trust value of the default trust value threshold value
The second quantity；
According to multiple interaction capabilities trust values, pass through following formula：
It is connect described in calculating
Enter operation control system to the first degree of belief of the service provider；
Wherein, describedFor first degree of belief, the b is the mark of the access service control system,
The djFor the mark of the service provider marked as j, the t1 is to determine the first degree of belief corresponding period,
It is describedIt is described for first quantityIt is described for second quantityFor the corresponding interaction capabilities trust value of history interbehavior occurred within the Δ t1 period.
Optionally, what other operation control systems described in the reception were fed back is directed to the described direct of the service provider
Degree of belief, including：
The direct degree of belief that other multiple described operation control systems are sent respectively is received, is obtained multiple described direct
Degree of belief；
It is described according to the direct degree of belief, determine other described operation control systems to the second of the service provider
Degree of belief, including：
It determines in multiple direct degree of beliefs more than or equal to the first of the direct degree of belief of the first default degree of belief threshold value
Number, and second number of the direct degree of belief less than the described first default degree of belief threshold value；
According to multiple direct degree of beliefs, pass through following formula：
Determine second degree of belief；
Wherein, describedIt is described for second degree of beliefIt is described first
Number, it is describedFor second number, the bxFor marked as other operation control systems described in x
Mark, the djIt is described for the mark of the service provider marked as jIt is true within the Δ t2 period
For other fixed operation control systems to the direct degree of belief of the service provider, the t2 is to determine second degree of belief
The corresponding period.
Optionally, described to merge first degree of belief and second degree of belief, it obtains for the service
The total trust degree of provider, including：
It determines and is provided for the service by following formula according to first degree of belief and second degree of belief
The total trust degree of side；
Wherein, describedIt is described for the total trust degreeIt is described for first degree of beliefFor second degree of belief, A is the second default degree of belief threshold value, the diFor the service request marked as i
The mark of side, the b are the mark of the access service control system, the bxFor marked as other Service controlls described in x
The mark of system, the djFor the mark of the service provider marked as j.
Second aspect, the embodiment of the invention provides a kind of degree of beliefs based on D2D communication to determine method, is applied to service
Requesting party, including：
The access service control system accessed to the service requester sends degree of belief and determines request, wherein the letter
Appointing degree to determine includes the mark of service requester service provider to be interacted in request；
Receive the total trust degree for the service provider that the access service control system is sent, wherein institute
Stating total trust degree is that the access service control system proposes the service by the determining access service control system
Other Service controlls in the first degree of belief of supplier and received communication environment in addition to the access service control system
What the direct degree of belief of system feedback determined, first degree of belief and the direct degree of belief are according to pre-recorded
The corresponding interaction capabilities trust value of service provider determines.
The third aspect, the embodiment of the invention provides a kind of degree of belief determining devices based on D2D communication, are applied to service
The access service control system of requesting party's access, including：
First receiving module determines request for receiving the degree of belief that the service requester is sent, and the degree of belief is true
It include the mark of service requester service provider to be interacted in fixed request；
First determining module determines request for parsing the degree of belief, determines the service provider；
Second determining module, for the access service control system by determination to the first of the service provider
What other operation control systems in degree of belief and received communication environment in addition to the access service control system were fed back
Direct degree of belief determines the total trust degree for being directed to the service provider, wherein first degree of belief and the direct letter
Appointing degree is determined according to the pre-recorded corresponding interaction capabilities trust value of the service provider；
First sending module, for the total trust degree to be sent to the service requester.
Fourth aspect, the embodiment of the invention provides a kind of degree of belief determining devices based on D2D communication, are applied to service
Requesting party, including：
Second sending module, the access service control system for accessing to the service requester send degree of belief and determine
Request, wherein the degree of belief determines the mark including service requester service provider to be interacted in request；
Second receiving module, for receiving that the access service control system sends for the total of the service provider
Body degree of belief, wherein the total trust degree is that the access service control system passes through determining access service control
System in the first degree of belief of the service provider and received communication environment remove the access service control system it
What the direct degree of belief of outer other operation control systems feedback determined, first degree of belief and the direct degree of belief are roots
It is determined according to the pre-recorded corresponding interaction capabilities trust value of the service provider.
5th aspect, the embodiment of the invention provides a kind of service control apparatus, including processor, communication interface, storage
Device and communication bus, wherein the processor, the communication interface, the memory are completed mutual by the communication bus
Between communication；
The memory, for storing computer program；
The processor when for executing the program stored on the memory, realizes method described in first aspect
Step.
Degree of belief provided in an embodiment of the present invention based on D2D communication determines method, device and equipment, can be applied to take
The access service control system of business requesting party's access, the degree of belief that can receive service requester transmission determine request, degree of belief
Determine the mark including service requester service provider to be interacted in request；It parses degree of belief and determines request, determine service
Provider；Determine the total trust degree for being directed to service provider；Total trust degree is sent to service requester.So that
Service requester, which only needs to send degree of belief to access service control system, during determining degree of belief determines request
The degree of belief for determining the service provider for including in request for degree of belief is obtained, can be mitigated in degree of belief determination process
The burden of service requester.
And in the embodiment of the present invention, by determining access service control system to the first degree of belief of service provider,
And the direct degree of belief of other operation control systems feedback in received communication environment in addition to access service control system,
Determine the total trust degree for being directed to service provider, wherein the first degree of belief and direct degree of belief are according to pre-recorded clothes
It is engaged in what the corresponding interaction capabilities trust value of provider determined, during determining the degree of belief for being directed to service provider, respectively
It is separately determined part degree of belief by different access service control systems, then is merged to obtain most by part degree of belief again
The whole degree of belief for service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the system block diagram of D2D communication in the embodiment of the present invention；
Fig. 2 is a kind of flow chart that degree of belief provided in an embodiment of the present invention determines method；
Fig. 3 is another flow chart that degree of belief provided in an embodiment of the present invention determines method；
Fig. 4 is another flow chart that degree of belief provided in an embodiment of the present invention determines method；
Fig. 5 is the flow chart of the first degree of belief of determination provided in an embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of degree of belief determining device provided in an embodiment of the present invention；
Fig. 7 is a kind of structural schematic diagram of degree of belief determining device provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of service control apparatus provided in an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of terminal device provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to clearly illustrate that the degree of belief provided in an embodiment of the present invention based on D2D communication determines method, first
D2D communication system is illustrated.As shown in Figure 1, D2D communication system block diagram, may include mechanical floor, service control layer, net
Network layers.
Mechanical floor may include multiple equipment, for example, equipment d1, equipment d2。
Service control layer may include multiple operation control systems, for example, operation control system b1、b2、b3.Equipment is being moved
In dynamic process, different operation control systems can be accessed and communicated.
Network layer provides network for the communication of equipment, and equipment accesses net by access service control system in communication process
Network, for example, access internet.
In D2D communication system, equipment in the process of moving, can access different operation control systems, in the clothes
It is communicated under the control for control system of being engaged in other equipment.For example, equipment diIt is located at position 1 in first time period, then may be used
To pass through access service control system b1It is communicated；As equipment diWhen being moved to position 2 in second time period, then it can lead to
Cross access service control system b2It is communicated；And work as equipment diWhen being moved to position 3 within the third period, then it can pass through
Access service control system b3It is communicated, wherein i can be 1,2, etc..
In this way, different operation control systems can be communicated in equipment, that is, after interacting behavior, record the interbehavior
Relevant parameter, for example, equipment interacts after behavior as a result, and determining that corresponding interaction capabilities are trusted according to the result
Value, so that can determine and trust for the overall of the equipment according to the corresponding interaction capabilities trust value of the equipment recorded
Degree.The process of determining degree of belief is described in detail below.
The embodiment of the invention provides a kind of degree of beliefs based on D2D communication to determine method, connects applied to service requester
The access service control system entered, as shown in Fig. 2, including：
S201 receives the degree of belief that service requester is sent and determines request, and degree of belief determines to include service request in request
The mark of side's service provider to be interacted；
S202, parsing degree of belief determine request, determine service provider；
S203, by determining access service control system to the first degree of belief of service provider and received logical
The direct degree of belief for believing other operation control systems feedback in environment in addition to access service control system, determines for service
The total trust degree of provider, wherein the first degree of belief and direct degree of belief are corresponding according to pre-recorded service provider
Interaction capabilities trust value determine；
Total trust degree is sent to service requester by S204.
In the embodiment of the present invention, by determining access service control system to the first degree of belief of service provider, with
And the direct degree of belief of other operation control systems feedback in received communication environment in addition to access service control system, really
Surely the total trust degree for being directed to service provider passes through respectively that is, during determining the degree of belief for being directed to service provider
Different access service control systems are separately determined part degree of belief, then by part degree of belief are merged to obtain again final
For the degree of belief of service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.And it can reduce service request
The burden of side.
The embodiment of the invention provides a kind of degree of beliefs based on D2D communication to determine method, is applied to service requester, such as
Shown in Fig. 3, including：
S301, the access service control system accessed to service requester send degree of belief and determine request, wherein degree of belief
Determine the mark including service requester service provider to be interacted in request；
S302 receives the total trust degree for service provider that access service control system is sent, wherein overall letter
Appointing degree is first degree of belief of the access service control system by determining access service control system to service provider, and
The direct degree of belief of other operation control systems feedback in received communication environment in addition to access service control system determines
, the first degree of belief and direct degree of belief are determined according to the pre-recorded corresponding interaction capabilities trust value of service provider
's.
In the embodiment of the present invention, service requester is only needed to access service control system during determining degree of belief
It sends degree of belief and determines request, can be obtained the degree of belief for determining the service provider for including in request for degree of belief, it can
In degree of belief determination process, mitigate the burden of service requester.And in the process for determining the degree of belief for service provider
In, part degree of belief is separately determined by different access service control systems respectively, then again melts part degree of belief
Conjunction obtains the final degree of belief for service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.
The embodiment of the invention provides a kind of degree of beliefs based on D2D communication to determine method, as shown in figure 4, including：
S401, the access service control system of service request direction service requester access send degree of belief and determine request.
It wherein, may include the mark of service requester service provider to be interacted in the determining request of degree of belief.
Service requester with service provider when interacting, for example, service requester waits for requesting to service to service provider
When, it is first determined the degree of belief of service provider so that service requester can according to the degree of belief of service provider select can
The service leaned on.At this point, the access service control system that service requester can be accessed to service requester sends degree of belief and determines
Request, so that service requester determines the determining degree of belief for being directed to service provider of request for the degree of belief.
Service requester and service provider can be the equipment in D2D communication system, for example, user used by a user
Merchant device used in equipment, operator, and user equipment and merchant device can be terminal device, for example, mobile phone, computer
Deng.
The operation control system that access service control system, i.e. service requester are accessed when D2D is communicated, i.e. service request
Side is communicated under the control of the operation control system.It specifically can be base station, for example, macro base station, micro-base station etc..Certainly
It is also possible to other control system in addition to base stations, for example, independently of the third party control system etc. of base station.
S402, access service control system receive the degree of belief that service requester is sent and determine request.
S403, access service control system parse degree of belief and determine request, determine service provider.
It specifically, can be by determining that degree of belief is true after access service control system receives the determining request of the degree of belief
The message identification for including in fixed request determines that the degree of belief determines the service provider for including in request.For example, determining degree of belief
The message identification for including in request is b2, and b2For service provider b2Mark, in this way, can then determine the degree of belief determine
The service provider for including in request is service provider b2。
S404, access service control system are trusted by determining access service control system the first of service provider
The direct trust of other operation control systems feedback in degree and received communication environment in addition to access service control system
Degree determines the total trust degree for being directed to service provider, wherein the first degree of belief and direct degree of belief are according to pre-recorded
The corresponding interaction capabilities trust value of service provider determines.
Specifically, the corresponding interaction capabilities trust value of service provider may include：Access service control system record
Removed under access service control system control, in the corresponding interaction capabilities trust value of service provider and communication environment
What other operation control systems except the access service control system recorded, under the control of other operation control systems, service
The corresponding interaction capabilities trust value of provider.
Interaction capabilities trust value is that the result of the history interbehavior carried out according to service provider in historical time determines
's.For example, can determine the interaction capabilities trust value when the history interbehavior that service provider carries out is the result is that when successful
It is 1；When service provider carry out history interbehavior the result is that failure when, can determine the interaction capabilities trust value be 0.
In the embodiment of the present invention, the access service control system is according under access service control system control, service
The corresponding multiple interaction capabilities trust values of provider determine the access service control system to the first degree of belief of service provider,
For example, being greater than multiple interactions more than or equal to the number of the interaction capabilities trust value of preset threshold in multiple interaction capabilities trust values
Less than the number of the interaction capabilities trust value of preset threshold in ability trust value, it is determined that first degree of belief is greater than default threshold
The value of value, e.g., preset threshold 0.5, and 1 number is more than 0 number in multiple interaction capabilities trust values, then can determine the
One degree of belief is the value greater than 0.5 less than 1；Other operation control systems respectively according to other operation control systems control under,
The corresponding multiple interaction capabilities trust values of service provider, determine other operation control systems to the direct letter of the service provider
Ren Du, and determining direct degree of belief is sent to access service control system respectively, access service control system will be multiple straight
It connects degree of belief and is integrated into other multiple operation control systems to the second degree of belief of the service provider, wherein other service controls
System processed determines other operation control systems to the mode of the direct degree of belief of service provider and by multiple direct trusts
Degree is integrated into the mode of the second degree of belief, determines that the mode of the first degree of belief is similar with access service control system.Then by
One degree of belief and the fusion of the second degree of belief, obtain the total trust degree for the service provider, for example, determining the first degree of belief
It is lesser for finally determining total trust degree etc. with the second degree of belief intermediate value.
In the embodiment of the present invention, the corresponding multiple interactions of service provider can also be obtained by access service control system
Ability trust value, multiple interaction capabilities trust values mentioned here be both included under access service control system control, service
The corresponding interaction capabilities trust value of provider further includes under the control of other operation control systems, the corresponding friendship of service provider
Mutual ability trust value；Then according to multiple interaction capabilities trust values the characteristics of determines and trusts for the overall of the service provider
Degree, for example, the ratio of the interaction capabilities trust value in multiple interaction capabilities trust values, more than or equal to 0.5, than the friendship less than 0.5
The ratio of mutual ability trust value is low, then can determine that total trust degree is the value greater than 0.5 less than 1.
Total trust degree is sent to service requester by S405, access service control system.
S406, service requester receive the total trust degree that access service control system is sent.
Determining total trust degree is sent to service requester by access service control system, and service requester receives this
After total trust degree, it can be communicated in the total trust degree meet demand with the service provider.For example, user to
Before businessman buys thing, the base station accessed first by user equipment determines the degree of belief of the merchant device used for businessman,
After receiving the degree of belief for the merchant device of base station feedback, according to the value of the degree of belief, it is determined whether set to businessman
Standby request service, such as establishes connection with merchant device again when the value of the degree of belief is greater than 0.5 to complete to buy.It so can be real
Trust interaction between existing equipment, improves reliability of service and safety.
In the embodiment of the present invention, during determining degree of belief, it is no longer necessary to determine degree of belief by service requester
And the resource of service requester is occupied, service requester only needs to send degree of belief to access service control system and determines request,
The degree of belief for service provider can be obtained, so can reduce the burden of service requester.And it is determining for service
During the degree of belief of provider, part degree of belief is separately determined by different access service control systems respectively, then
Part degree of belief is merged again to obtain the final degree of belief for service provider.It so, it is possible to shorten and calculate the time,
Improve computational efficiency.In addition, under normal circumstances, access service control system, for example, the processing capacity and processing speed of base station are wanted
Much higher than service requester, for example, the processing capacity and processing speed of mobile phone, can so further increase degree of belief and determine
Efficiency.
On the basis of the above embodiments, it can be achieved by the steps of the determination to total trust degree, i.e., such as Fig. 5 institute
Show, step S404 may include steps of：
S4041, according to pre-recorded under the control of access service control system, the corresponding interaction capabilities of service provider
Trust value determines access service control system to the first degree of belief of service provider.
In order to can according to access service control system control under, the corresponding interaction capabilities trust value of service provider,
Determine that access service control system to the first degree of belief of service provider, needs to be previously recorded in access service control system control
Under system, the corresponding interaction capabilities trust value of service provider.Specifically, the corresponding interaction capabilities letter of pre-recorded service provider
Appoint value, may include：
A1, according to the corresponding history interbehavior of service provider as a result, determining the corresponding interaction of history interbehavior
Ability trust value.
Wherein, history interbehavior be service provider in historical time, access service control system control under into
Capable interbehavior.
Specifically, in historical time, which determines interaction capabilities corresponding with the service provider
Trust value.I.e. in historical time, under the control of access service control system, a service provider interbehavior of every generation,
Then access service control system is according to the interbehavior as a result, determining an interaction capabilities trust value.For example, the interbehavior
The result is that success when, then can determine the corresponding interaction capabilities trust value of the interbehavior be 1；The interbehavior the result is that
When failure, then it can determine that the corresponding interaction capabilities trust value of the interbehavior is 0, etc..
A2, recording interactive ability trust value.
Specifically can be by way of list in the log history time, the corresponding each history interaction of the service provider
Behavior as a result, as shown in table 1, the result for saving each history interbehavior and each history interbehavior can be corresponded to.
Table 1
In addition, in order to can be selectively according to the corresponding interaction capabilities of history interbehavior occurred in different time sections
Trust value, determines degree of belief, can also be right in the embodiment of the present invention when recording the history interbehavior and corresponding result
The period that each history interbehavior occurs should be recorded.For example, the time that the history interbehavior starts is 2:00, completing should
The time of history interbehavior is 2:10, then can recorde the history interbehavior corresponding period is 2:00-2:10.
Specifically, according to pre-recorded under the control of access service control system, the corresponding interactive energy of service provider
Power trust value, determine access service control system to the first degree of belief of service provider, including：
B1 is obtained under the control of access service control system, the corresponding multiple interaction capabilities trust values of service provider.
The access service control system corresponding interaction capabilities trust value of pre-recorded service provider, in this way, in determination
When access service control system is to the first degree of belief of service provider, pre-recorded multiple interaction capabilities can be directly acquired
Trust value.
Specifically, the available all interaction capabilities trust values recorded of access service control system；There can also be choosing
The part interaction capabilities trust value that the acquisition selected has recorded, for example, the history occurred in preset range before selection current time
The corresponding interaction capabilities trust value of interbehavior, preset range can be 5 hours, 1 day etc..
B2 determines the interaction capabilities trust value in multiple interaction capabilities trust values, more than or equal to default trust value threshold value
Second number of the interaction capabilities trust value in the first quantity and multiple interaction capabilities trust values, less than default trust value threshold value
Amount.
Default trust value threshold value can determine according to actual needs.Specifically, when in the mistake for determining interaction capabilities trust value
Cheng Zhong can determine the corresponding interaction capabilities trust value of the history interbehavior when the result of history interbehavior is successfully
For the value more than or equal to 0.5 less than 1；When the result of history interbehavior is failure, the history interbehavior pair can be determined
The interaction capabilities trust value answered is the value greater than 0 less than 0.5, in this case, can determine that default trust value threshold value is 0.5.
In this way, the first quantity is the quantity of the interaction capabilities trust value in multiple interaction capabilities trust values more than or equal to 0.5, the second quantity
For the quantity of the interaction capabilities trust value in multiple interaction capabilities trust values less than 0.5.
B3 passes through following formula according to multiple interaction capabilities trust values：
Calculate access clothes
First degree of belief of the control system of being engaged in service provider；
Wherein,For the first degree of belief, b is the mark of access service control system, djFor the service marked as j
The mark of provider, t1 are to determine the first degree of belief corresponding period,For the first quantity,For the second quantity,For the corresponding friendship of history interbehavior occurred within the Δ t1 period
Mutual ability trust value.
Specifically,Value sequence can be trusted for the corresponding interaction capabilities of different time sections, for example,
Wherein, 1, h ..., Δ t
The respectively different periods.
Also, work asAnd
WhenIt can indicate service provider djWithout appointing within the Δ t1 period
What interbehavior, can determine
S4042, other operation control systems into communication environment in addition to access service control system send degree of belief
Determine request.
Other operation control systems are similar with access service control system, are to control equipment in D2D communication environment to carry out
The system of communication, specifically can be base station, for example, macro base station, micro-base station etc..
Specifically, access service control system can broadcast the degree of belief and determine request, in this way, other operation control systems
It can receive the degree of belief and determine request.
And other operation control systems receive after the degree of belief determines request, can detecte and whether are reported in this other
The corresponding interaction capabilities trust value of service provider for including under operation control system control, in the determining request of degree of belief.When not
When detecting, it may be considered that under other operation control systems control, which does not occur in historical time
Any interbehavior, at this point, other operation control systems can not feed back any information to access service control system, or
It is 0 to the degree of belief of service provider that other operation control systems, which can also be fed back,；Upon this detection, other Service controll systems
System according to recorded under other operation control systems control, service provider corresponding interaction capabilities value determines this other
Direct degree of belief of the operation control system to service provider.
In addition, the embodiment of the present invention determine be directed to service provider total trust degree during, not to step
The sequence of S4041 and step S4042 are restricted, and can first carry out step S4041, then execute step S4042；It can also first carry out
Step S4042, then execute step S4041；Or step can also be performed simultaneously by the disparate modules of access service control system
Rapid S4041 and step S4042.
S4043 receives the direct degree of belief for service provider of other operation control systems feedback.
Wherein, direct degree of belief is other operation control systems, according to pre-recorded in other operation control system controls
Under system, the corresponding interaction capabilities trust value of service provider determines.
Specifically, other operation control systems determine other operation control systems to the direct degree of belief of service provider
Determination process, determine that the access service control system is trusted the first of service provider with above-mentioned access service control system
The process of degree is similar, just repeats no more here.
In the embodiment of the present invention, a direct degree of belief of other operation control systems transmission can receive, it can also
To receive the direct degree of belief that other multiple operation control systems are sent respectively, multiple direct degree of beliefs are obtained.
S4044 determines other operation control systems to the second degree of belief of service provider according to direct degree of belief.
When only one other operation control system feeds back its own direct degree of belief to service provider, access service
It is the second degree of belief that control system, which can directly determine the direct degree of belief,.
When the direct degree of belief for thering are other multiple operation control systems to feed back its own to service provider, access service control
System processed can merge multiple direct degree of beliefs, obtain the second degree of belief.Specifically, may include：
C1 is determined in multiple direct degree of beliefs more than or equal to first of the direct degree of belief of the first default degree of belief threshold value
Number, and second number of the direct degree of belief less than the first default degree of belief threshold value.
First default degree of belief threshold value can determine according to actual needs.For example, when determining direct degree of belief is greater than 0
Value less than 1 can determine the first default degree of belief threshold value 0.5.In this way, first number is to be greater than in multiple direct degree of beliefs etc.
In the number of 0.5 direct degree of belief, second number is the number of the direct degree of belief less than 0.5.
C2 passes through following formula according to multiple direct degree of beliefs：
Determine the second degree of belief；
Wherein,For the second degree of belief,For first number,
For second number, bxFor the mark of other operation control systems marked as x, djFor the mark of the service provider marked as j,Direct degree of belief for determining other operation control systems within the Δ t2 period to service provider, t2
To determine the second degree of belief corresponding period.
Specifically,Wherein,Indicate operation control system b1
To service provider djDirect degree of belief,Indicate operation control system b2To service provider djDirect letter
Ren Du,Indicate operation control system bxTo service provider djDirect degree of belief,Indicate clothes
Be engaged in control system bk-1To service provider djDirect degree of belief,Indicate operation control system bk+1To service
Provider djDirect degree of belief,Indicate operation control system bmTo service provider djDirect degree of belief,
In, Δ t is that each operation control system determines corresponding period when direct degree of belief.
In the embodiment of the present invention, access service control system need to only be sent to the operation control system of other in communication environment
Degree of belief determines request, can obtain other operation control systems to the direct degree of belief of service provider, and according to multiple straight
It connects degree of belief and calculates and the process of the second degree of belief of service provider is only needed to calculate by above-mentioned simply mathematical formulae, tool
There is the characteristic of low overhead and light weight, so can reduce the calculation amount in degree of belief determination process, is further able to improve calculating
Efficiency can be adapted for the calculating process with mass data.
S4045 merges the first degree of belief and the second degree of belief, obtains trusting for the overall of service provider
Degree.
Specifically, it is determined by following formula for the total of service provider according to the first degree of belief and the second degree of belief
Body degree of belief；
Wherein,For total trust degree,For the first degree of belief,For the second degree of belief, A
For the second default degree of belief threshold value, diFor the mark of the service requester marked as i, b is the mark of access service control system,
bxFor the mark of other operation control systems marked as x, djFor the mark of the service provider marked as j.
Similar with the above-mentioned first default degree of belief threshold value, the second default degree of belief threshold value can determine according to actual needs,
For example, can be 0.5.
Wherein,ForWithIntermediate value lower one,ForWithAverage value,
ForWithIntermediate value higher one.
In order to reduce the risk in communication process, the embodiment of the present invention can be provided according to determining with regard to low principle for service
The total trust degree of side.Such as：IfAndThat is two kinds of degree of beliefs are not 0, can
To determine total trust degree for two kinds of degree of belief intermediate values lower one；IfOr
The case where i.e. one of degree of belief is 0, at this point, working asIn order to avoid overall letter
Appointing value is 0, and total trust degree can be the average value of two kinds of degree of beliefs；When
Total trust degree value 0.5.
It is compared in the prior art that only service provider according to service provider and other equipment interacts behavior
As a result, determine the process of degree of belief, and in the embodiment of the present invention, during determining the degree of belief for being directed to service provider, point
Part degree of belief is not separately determined by different access service control systems, different operation control systems can be counted parallel
It calculates, is then again merged part degree of belief to obtain the final degree of belief for service provider.It so, it is possible to shorten meter
Evaluation time improves computational efficiency.
Not only consider degree of belief of the access service control system itself to the service provider, it is also contemplated that in communication environment
Other operation control systems to the degree of belief of the service provider.It so can be improved the reliability that degree of belief determines, into one
Step can reduce network risks.
In one specific embodiment of the embodiment of the present invention, as user equipment diConsider from merchant device djObtain service, di
It only needs to diThe operation control system b connected2Issue request, diThe operation control system b connected2, i.e. diIt is currently accessed
Operation control system, which is used to requesting to determine for djDegree of belief degree of belief determine request.b2Receiving this
Degree of belief determine request after into communication environment every other operation control system broadcast requests, it can it is true to broadcast the degree of belief
Fixed request, every other operation control system determine respectively to d respectively after receiving the degree of belief and determining requestjTrust
Degree, and respective direct degree of belief is fed back into b2, b2Determine itself to djDegree of belief, then according to itself to djTrust
The degree of belief of degree and other operation control systems feedback, is calculated for djTotal trust degree, then will be calculated
The total trust degree feeds back to di.So realize the determination and recommendation of degree of belief.
As can be seen that degree of belief determination process is completed by operation control system in the embodiment of the present invention, it is not necessarily to equipment
It participates in, so can reduce the burden of equipment；And, processing speed faster operation control system stronger by processing capacity determines
Degree of belief can reduce and calculate the time, improves the stability of calculating.In addition, being not necessarily to user equipment and quotient in the embodiment of the present invention
Family's equipment is located at identical mobile network, so that degree of belief is determining and recommendation process is more flexible.
The embodiment of the invention provides a kind of degree of belief determining devices based on D2D communication, connect applied to service requester
The access service control system entered, as shown in fig. 6, including：
First receiving module 601, the degree of belief for receiving service requester transmission determine request, and degree of belief determines request
In include service requester service provider to be interacted mark；
First determining module 602 determines request for parsing degree of belief, determines service provider；
Second determining module 603, for being trusted by determining access service control system the first of service provider
The direct trust of other operation control systems feedback in degree and received communication environment in addition to access service control system
Degree determines the total trust degree for being directed to service provider, wherein the first degree of belief and direct degree of belief are according to pre-recorded
The corresponding interaction capabilities trust value of service provider determines；
First sending module 604, for total trust degree to be sent to service requester.
In the embodiment of the present invention, by determining access service control system to the first degree of belief of service provider, with
And the direct degree of belief of other operation control systems feedback in received communication environment in addition to access service control system, really
Surely the total trust degree for being directed to service provider passes through respectively that is, during determining the degree of belief for being directed to service provider
Different access service control systems are separately determined part degree of belief, then by part degree of belief are merged to obtain again final
For the degree of belief of service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.And it can reduce service request
The burden of side.
Optionally, the second determining module 603, including：
First determine submodule, for according to it is pre-recorded access service control system control under, service provider
Corresponding interaction capabilities trust value determines access service control system to the first degree of belief of service provider；
Sending submodule, for other operation control systems hair into communication environment in addition to access service control system
Degree of belief is sent to determine request；
Receiving submodule, for receiving the direct degree of belief for service provider of other operation control systems feedback,
Wherein, direct degree of belief is other operation control systems, according to pre-recorded under the control of other operation control systems, service
The corresponding interaction capabilities trust value of provider determines；
Second determines submodule, for determining other operation control systems to service provider according to direct degree of belief
Second degree of belief；
Third determines submodule, for merging the first degree of belief and the second degree of belief, obtains providing for service
The total trust degree of side.
Optionally, which further includes：
Third determining module, for according to the corresponding history interbehavior of service provider as a result, determine history interaction
The corresponding interaction capabilities trust value of behavior, wherein history interbehavior be service provider in historical time, in access service
The lower interbehavior carried out of control system control；
Logging modle is used for recording interactive ability trust value.
Optionally, first submodule is determined, including：
Acquiring unit, for acquisition under the control of access service control system, the corresponding multiple interactive energy of service provider
Power trust value；
First determination unit, for determining in multiple interaction capabilities trust values, more than or equal to the friendship of default trust value threshold value
In first quantity of mutual ability trust value and multiple interaction capabilities trust values, less than the interaction capabilities of default trust value threshold value
Second quantity of trust value；
Computing unit, for passing through following formula according to multiple interaction capabilities trust values：
Calculate access clothes
First degree of belief of the control system of being engaged in service provider；
Wherein,For the first degree of belief, b is the mark of access service control system, djFor the clothes marked as j
The mark of business provider, t1 are to determine the first degree of belief corresponding period,For the first quantity,For the second quantity,For the corresponding interaction of history interbehavior occurred within the Δ t1 period
Ability trust value.
Optionally, receiving submodule, the direct degree of belief sent respectively for receiving other multiple operation control systems, obtains
To multiple direct degree of beliefs；
Second determines submodule, including：
Second determination unit, it is direct more than or equal to the first default degree of belief threshold value in multiple direct degree of beliefs for determining
First number of degree of belief, and second number of the direct degree of belief less than the first default degree of belief threshold value；
Third determination unit, for passing through following formula according to multiple direct degree of beliefs：
Determine the second degree of belief；
Wherein,For the second degree of belief,For first number,
For second number, bxFor the mark of other operation control systems marked as x, djFor the mark of the service provider marked as j,Direct degree of belief for determining other operation control systems within the Δ t2 period to service provider, t2
To determine the second degree of belief corresponding period.
Optionally, third determines submodule, is specifically used for according to the first degree of belief and the second degree of belief, by following public
Formula determines the total trust degree for being directed to service provider；
Wherein,For total trust degree,For the first degree of belief,For the second degree of belief, A
For the second default degree of belief threshold value, diFor the mark of the service requester marked as i, b is the mark of access service control system,
bxFor the mark of other operation control systems marked as x, djFor the mark of the service provider marked as j.
It should be noted that the degree of belief provided in an embodiment of the present invention applied to access service control system determines dress
It sets, is the device for determining method using the above-mentioned degree of belief applied to access service control system, then it is above-mentioned to be applied to access clothes
The degree of belief of business control system determines that all embodiments of method are suitable for the device, and can reach the same or similar and have
Beneficial effect.
The embodiment of the invention provides a kind of degree of belief determining devices based on D2D communication, are applied to service requester, such as
Shown in Fig. 7, including：
Second sending module 701, the access service control system for accessing to service requester send degree of belief and determine
Request, wherein degree of belief determines the mark including service requester service provider to be interacted in request；
Second receiving module 702, for receiving the overall letter for service provider of access service control system transmission
Ren Du, wherein total trust degree is that access service control system passes through determining access service control system to service provider
The first degree of belief and received communication environment in addition to access service control system other operation control systems feedback
Direct degree of belief determine, the first degree of belief and direct degree of belief are according to the pre-recorded corresponding interaction of service provider
What ability trust value determined.
In the embodiment of the present invention, service requester is only needed to access service control system during determining degree of belief
It sends degree of belief and determines request, can be obtained the degree of belief for determining the service provider for including in request for degree of belief, it can
In degree of belief determination process, mitigate the burden of service requester.And in the process for determining the degree of belief for service provider
In, part degree of belief is separately determined by different access service control systems respectively, then again melts part degree of belief
Conjunction obtains the final degree of belief for service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.
It should be noted that the degree of belief determining device provided in an embodiment of the present invention applied to service requester, is to answer
The device of method is determined with the above-mentioned degree of belief applied to service requester, then the above-mentioned degree of belief applied to service requester is true
All embodiments for determining method are suitable for the device, and can reach the same or similar beneficial effect.
The embodiment of the invention also provides a kind of service control apparatus, as shown in figure 8, including processor 801, communication interface
802, memory 803 and communication bus 804, wherein processor 801, communication interface 802, memory 803 pass through communication bus
804 complete mutual communication,
Memory 803, for storing computer program；
Processor 801 when for executing the program stored on memory 803, is realized above-mentioned applied to access service control
The degree of belief of system processed determines the method and step of method.
In the embodiment of the present invention, by determining access service control system to the first degree of belief of service provider, with
And the direct degree of belief of other operation control systems feedback in received communication environment in addition to access service control system, really
Surely the total trust degree for being directed to service provider passes through respectively that is, during determining the degree of belief for being directed to service provider
Different access service control systems are separately determined part degree of belief, then by part degree of belief are merged to obtain again final
For the degree of belief of service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.And it can reduce service request
The burden of side.
The embodiment of the invention also provides a kind of terminal devices, as shown in figure 9, include processor 901, communication interface 902,
Memory 903 and communication bus 904, wherein processor 901, communication interface 902, memory 903 are complete by communication bus 904
At mutual communication,
Memory 903, for storing computer program；
Processor 901 when for executing the program stored on memory 903, is realized above-mentioned applied to service requester
Degree of belief determine the method and step of method.
In the embodiment of the present invention, service requester is only needed to access service control system during determining degree of belief
It sends degree of belief and determines request, can be obtained the degree of belief for determining the service provider for including in request for degree of belief, it can
In degree of belief determination process, mitigate the burden of service requester.And in the process for determining the degree of belief for service provider
In, part degree of belief is separately determined by different access service control systems respectively, then again melts part degree of belief
Conjunction obtains the final degree of belief for service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.
The communication bus mentioned in above-mentioned service control apparatus and terminal device can be Peripheral Component Interconnect standard
(Peripheral Component Interconnect, PCI) bus or expanding the industrial standard structure (Extended
Industry Standard Architecture, EISA) bus etc..It is total that the communication bus can be divided into address bus, data
Line, control bus etc..Only to be indicated with a thick line in figure, it is not intended that an only bus or a type convenient for indicating
The bus of type.
Communication interface is for the communication between above-mentioned service control apparatus or terminal device and other equipment.
Memory may include random access memory (Random Access Memory, RAM), also may include non-easy
The property lost memory (Non-Volatile Memory, NVM), for example, at least a magnetic disk storage.Optionally, memory may be used also
To be storage device that at least one is located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.；It can also be digital signal processor (Digital Signal
Processing, DSP), it is specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
It is field programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic device, discrete
Door or transistor logic, discrete hardware components.
The embodiment of the invention also provides a kind of computer readable storage medium, it is stored in computer readable storage medium
Computer program realizes that the above-mentioned degree of belief applied to access service control system determines when computer program is executed by processor
The method and step of method.
In the embodiment of the present invention, by determining access service control system to the first degree of belief of service provider, with
And the direct degree of belief of other operation control systems feedback in received communication environment in addition to access service control system, really
Surely the total trust degree for being directed to service provider passes through respectively that is, during determining the degree of belief for being directed to service provider
Different access service control systems are separately determined part degree of belief, then by part degree of belief are merged to obtain again final
For the degree of belief of service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.And it can reduce service request
The burden of side.
The embodiment of the invention also provides a kind of computer readable storage medium, it is stored in computer readable storage medium
Computer program realizes that the above-mentioned degree of belief applied to service requester determines method when computer program is executed by processor
Method and step.
In the embodiment of the present invention, service requester is only needed to access service control system during determining degree of belief
It sends degree of belief and determines request, can be obtained the degree of belief for determining the service provider for including in request for degree of belief, it can
In degree of belief determination process, mitigate the burden of service requester.And in the process for determining the degree of belief for service provider
In, part degree of belief is separately determined by different access service control systems respectively, then again melts part degree of belief
Conjunction obtains the final degree of belief for service provider.It so, it is possible to shorten and calculate the time, improve computational efficiency.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is all made of relevant mode and describes, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for device,
For service control apparatus, terminal device and computer readable storage medium embodiment, implement since it is substantially similar to method
Example, so being described relatively simple, the relevent part can refer to the partial explaination of embodiments of method.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (10)
1. a kind of degree of belief based on device-to-device D2D communication determines method, which is characterized in that connect applied to service requester
The access service control system entered, including：
It receives the degree of belief that the service requester is sent and determines request, the degree of belief determines in request to include that the service is asked
The mark of the side's of asking service provider to be interacted；
It parses the degree of belief and determines request, determine the service provider；
By the determining access service control system to the first degree of belief and received communication of the service provider
The direct degree of belief of other operation control systems feedback in environment in addition to the access service control system, determines and is directed to institute
State the total trust degree of service provider, wherein first degree of belief and the direct degree of belief are according to pre-recorded
The corresponding interaction capabilities trust value of the service provider determines；
The total trust degree is sent to the service requester.
2. the method according to claim 1, wherein described pass through the determining access service control system pair
Its in first degree of belief of the service provider and received communication environment in addition to the access service control system
The direct degree of belief of his operation control system feedback determines the total trust degree for being directed to the service provider, including：
According to pre-recorded under access service control system control, the corresponding interaction capabilities letter of the service provider
Appoint value, determines the access service control system to first degree of belief of the service provider；
The degree of belief, which is sent, to other described operation control systems determines request；
Receive the direct degree of belief for the service provider of other operation control systems feedback, wherein institute
Stating direct degree of belief is other described operation control systems, is controlled according to pre-recorded in other described operation control systems
Under, the corresponding interaction capabilities trust value of the service provider determines；
According to the direct degree of belief, determine other described operation control systems to the second degree of belief of the service provider；
First degree of belief and second degree of belief are merged, the totality for the service provider is obtained
Degree of belief.
3. according to the method described in claim 2, it is characterized in that, the corresponding interaction capabilities of the pre-recorded service provider
Trust value, including：
According to the corresponding history interbehavior of the service provider as a result, determining the corresponding interaction of the history interbehavior
Ability trust value, wherein the history interbehavior be the service provider in historical time, in the access service control
The lower interbehavior carried out of system control processed；
Record the interaction capabilities trust value.
4. according to the method described in claim 2, it is characterized in that, described control according to pre-recorded in the access service
System control under, the corresponding interaction capabilities trust value of the service provider, determine the access service control system to described
First degree of belief of service provider, including：
It obtains under access service control system control, the corresponding multiple interaction capabilities of the service provider are trusted
Value；
Determine first of the interaction capabilities trust value in multiple interaction capabilities trust values, more than or equal to default trust value threshold value
Of interaction capabilities trust value in quantity and multiple interaction capabilities trust values, less than the default trust value threshold value
Two quantity；
According to multiple interaction capabilities trust values, pass through following formula：
Calculate the access clothes
First degree of belief of the control system of being engaged in the service provider；
Wherein, describedFor first degree of belief, the b is the mark of the access service control system, described
djFor the mark of the service provider marked as j, the t1 is to determine the first degree of belief corresponding period, describedIt is described for first quantityIt is described for second quantityFor
The corresponding interaction capabilities trust value of the history interbehavior occurred within the Δ t1 period.
5. according to the method described in claim 2, it is characterized in that, the needle of the feedback of other operation control systems described in the reception
To the direct degree of belief of the service provider, including：
The direct degree of belief that other multiple described operation control systems are sent respectively is received, multiple direct trusts are obtained
Degree；
It is described according to the direct degree of belief, determine that other described operation control systems are trusted the second of the service provider
Degree, including：
Determine first number for being more than or equal to the direct degree of belief of the first default degree of belief threshold value in multiple direct degree of beliefs,
And second number of the direct degree of belief less than the described first default degree of belief threshold value；
According to multiple direct degree of beliefs, pass through following formula：
Determine second degree of belief；
Wherein, describedIt is described for second degree of beliefIt is described for first numberFor second number, the bxFor the mark marked as other operation control systems described in x, institute
State djIt is described for the mark of the service provider marked as jFor other determined within the Δ t2 period
For operation control system to the direct degree of belief of the service provider, the t2 is when determining that second degree of belief is corresponding
Between section.
6. according to the method described in claim 2, it is characterized in that, described by first degree of belief and second degree of belief
It is merged, obtains the total trust degree for the service provider, including：
It is determined by following formula for the service provider according to first degree of belief and second degree of belief
The total trust degree；
Wherein, describedIt is described for the total trust degreeIt is described for first degree of beliefFor second degree of belief, A is the second default degree of belief threshold value, the diFor the service request marked as i
The mark of side, the b are the mark of the access service control system, the bxFor marked as other Service controlls described in x
The mark of system, the djFor the mark of the service provider marked as j.
7. a kind of degree of belief based on device-to-device D2D communication determines method, which is characterized in that it is applied to service requester,
Including：
The access service control system accessed to the service requester sends degree of belief and determines request, wherein the degree of belief
Determine the mark including service requester service provider to be interacted in request；
Receive the total trust degree for the service provider that the access service control system is sent, wherein described total
Body degree of belief is that the access service control system passes through the determining access service control system to the service provider
The first degree of belief and received communication environment in other operation control systems in addition to the access service control system
What the direct degree of belief of feedback determined, first degree of belief and the direct degree of belief are according to the pre-recorded service
The corresponding interaction capabilities trust value of provider determines.
8. a kind of degree of belief determining device based on device-to-device D2D communication, which is characterized in that connect applied to service requester
The access service control system entered, including：
First receiving module determines that request, the degree of belief determination are asked for receiving the degree of belief that the service requester is sent
It include the mark of service requester service provider to be interacted in asking；
First determining module determines request for parsing the degree of belief, determines the service provider；
Second determining module, for being trusted by the determining access service control system the first of the service provider
Other operation control systems in degree and received communication environment in addition to the access service control system feed back direct
Degree of belief determines the total trust degree for being directed to the service provider, wherein first degree of belief and the direct degree of belief
It is to be determined according to the pre-recorded corresponding interaction capabilities trust value of the service provider；
First sending module, for the total trust degree to be sent to the service requester.
9. a kind of degree of belief determining device based on device-to-device D2D communication, which is characterized in that it is applied to service requester,
Including：
Second sending module, the access service control system for accessing to the service requester send degree of belief determination and ask
It asks, wherein the degree of belief determines the mark including service requester service provider to be interacted in request；
Second receiving module, the overall letter for the service provider sent for receiving the access service control system
Ren Du, wherein the total trust degree is that the access service control system passes through the determining access service control system
In the first degree of belief and received communication environment to the service provider in addition to the access service control system
What the direct degree of belief of other operation control systems feedback determined, first degree of belief and the direct degree of belief are according to pre-
The corresponding interaction capabilities trust value of the service provider first recorded determines.
10. a kind of service control apparatus, which is characterized in that including processor, communication interface, memory and communication bus, wherein
The processor, the communication interface, the memory complete mutual communication by the communication bus；
The memory, for storing computer program；
The processor when for executing the program stored on the memory, realizes any side claim 1-6
Method step.
Priority Applications (1)
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| CN101466098A (en) * | 2009-01-21 | 2009-06-24 | 中国人民解放军信息工程大学 | Method, device and communication system for evaluating network trust degree |
| WO2012173528A1 (en) * | 2011-06-15 | 2012-12-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Handling of operator connection offers in a communication network |
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| XIAOYONG LI等: "LDTS：A Lightweight and Dependable Trust System for Clustered Wireless Sensor Networks", 《IEEE TRANSACTIONS ON INFORMATION FORENSICS AND SECURITY》 * |
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