CN107738650A - Bad weather determination methods, device, terminal and storage medium - Google Patents
Bad weather determination methods, device, terminal and storage medium Download PDFInfo
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- CN107738650A CN107738650A CN201710882387.1A CN201710882387A CN107738650A CN 107738650 A CN107738650 A CN 107738650A CN 201710882387 A CN201710882387 A CN 201710882387A CN 107738650 A CN107738650 A CN 107738650A
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- Prior art keywords
- rain brush
- weather
- bad weather
- current location
- passage situation
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2555/00—Input parameters relating to exterior conditions, not covered by groups B60W2552/00, B60W2554/00
- B60W2555/20—Ambient conditions, e.g. wind or rain
Abstract
The embodiment of the invention discloses a kind of bad weather determination methods, device, terminal and storage medium.Wherein, methods described includes：Obtain the passage situation and/or rain brush running situation around current location；Bad weather is determined whether according to the passage situation around the current location and/or rain brush running situation, the bad weather includes：Foggy weather and sleety weather.Whether bad weather can be had according to the passage situation around current location and/or rain brush running situation real-time judge, can exactly judge currently whether there is bad weather in the case where other peripheral hardwares need not be increased.
Description
Technical field
The present embodiments relate to network communication technology field, more particularly to a kind of bad weather determination methods, device, end
End and storage medium.
Background technology
Harsh weather not only has tremendous influence to daily traffic administration work, also has between the generation of traffic accident
Many inherent contacts.Bad weather has different degrees of negative influence to people, car, road and traffic environment.For example, summer
The weather of heavy rain and heavy rain often occurs, while then easily there is foggy weather in winter, under this atrocious weather, visibility
Relatively low, pilot's line of vision is substantially obstructed, it is difficult to sees the various situations on road clearly.Some drivers to such a driving road-condition not
Step up vigilance, and more drivers do not know to how misty rain day correctly drives a vehicle yet.Therefore, it is necessary to be sent out in bad weather
When raw, driver safety prompting is given.
At present, determine whether that bad weather occurs mainly to be forecast in advance using regional networking weather monitoring, but should
Method can not generally accomplish accurate forecast for some sudden, temporary bad weathers.Further, it is also possible to by vehicle
The upper various sensors of installation, to judge currently whether there is bad weather, but this kind of method needs to reequip vehicle, real
It is higher to apply cost.
The content of the invention
The embodiment of the present invention provides a kind of bad weather determination methods, device, terminal and storage medium, to realize using existing
There is the boisterous purpose of equipment accurate judgement.
In a first aspect, the embodiments of the invention provide a kind of bad weather determination methods, including：
Obtain the passage situation and/or rain brush running situation around current location；
Bad weather is determined whether according to the passage situation around the current location and/or rain brush running situation, institute
Stating bad weather includes：Foggy weather and sleety weather.
Second aspect, the embodiment of the present invention additionally provide a kind of bad weather judgment means, including：
Acquisition module, for obtaining passage situation and/or rain brush running situation around current location；
Judge module, for being judged whether according to the passage situation around the current location and/or rain brush running situation
For bad weather, the bad weather includes：Foggy weather and sleety weather.
The third aspect, the embodiment of the present invention additionally provide a kind of terminal, including：
One or more processors；
Storage device, for storing one or more programs,
When one or more of programs are by one or more of computing devices so that one or more of processing
Device realizes the bad weather determination methods provided such as above-mentioned embodiment.
Fourth aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, are stored thereon with computer
Program, the bad weather determination methods provided such as above-mentioned embodiment are realized when the program is executed by processor.
Bad weather determination methods, device, terminal and storage medium provided in an embodiment of the present invention, by obtaining present bit
The passage situation and/or rain brush running situation of surrounding are put, and can be run according to the passage situation around current location and/or rain brush
Whether situation real-time judge has bad weather, can judge exactly in the case where that need not increase other peripheral hardwares
Currently whether there is bad weather.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, of the invention is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is the flow chart for the bad weather determination methods that the embodiment of the present invention one provides；
Fig. 2 is the flow chart for the bad weather determination methods that the embodiment of the present invention two provides；
Fig. 3 is the flow chart for the bad weather determination methods that the embodiment of the present invention three provides；
Fig. 4 is the flow chart for the bad weather determination methods that the embodiment of the present invention four provides；
Fig. 5 is the flow chart for the bad weather determination methods that the embodiment of the present invention five provides；
Fig. 6 is the structure chart for the bad weather judgment means that the embodiment of the present invention six provides；
Fig. 7 is the structure chart for the terminal that the embodiment of the present invention seven provides.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is the flow chart for the bad weather determination methods that the embodiment of the present invention one provides, and the present embodiment is applicable to profit
Judged whether that boisterous situation occurs with mobile terminal, this method can be performed by bad weather judgment means, specifically
Comprise the following steps：
Passage situation and/or rain brush running situation around step 110, acquisition current location.
When bad weather occurs, driver generally can actively reduce current travel speed.Due to travel speed
Lower, the change of present road passage situation can be caused.Therefore, it is necessary to obtain the passage situation around current location.In this reality
Apply in example, the passage situation around current location can be obtained by on-line joining process map server.It should be noted that institute
The passage situation that the passage situation around current location comprises more than the road of current driving is stated, is also included near current location
The passage situation of all roads.Exemplary, it may be determined that using current location as the center of circle, determine the circle that preset range is radius.
All roads in the round scope are chosen, obtain the passage situation of all roads.The preset range can be according to actual conditions
Setting, generally may be configured as 5-10KM.
In addition, when bad weather occurs, driver can open rain brush control, to obtain the clearly visual field.Therefore, also may be used
Obtain the running situation of rain brush.Exemplary, it can judge whether rain brush runs by image.Utilize taking the photograph for mobile terminal configuration
The image of windshield before being caught as head, the running situation of remainder is obtained according to image.
Step 120, determined whether badly according to the passage situation around the current location and/or rain brush running situation
Weather, the bad weather include：Foggy weather and sleety weather.
In the present embodiment, bad weather includes：Foggy weather and sleety weather.When this two kinds of situations occur, driver
Generally it all can actively reduce current travel speed.Passage situation is caused to be changed into congestion from unimpeded or slow transitted through.Therefore, exist
The passage situation of all roads is all congestion or situation about slow transitting through around current location, it can be determined that currently has severe day
Gas occurs.
When foggy weather and sleety weather occur, the situation of sight variation can be all produced.Usual driver can also open
Rain brush controls, to obtain good field of view.Therefore, when rain brush is run, it also can determine whether currently there is bad weather hair
It is raw.
In addition, whether can also judge with reference to above two mode is currently bad weather, and it is exemplary, it can first obtain and work as
Passage situation around front position, when the passage situation around acquisition current location is congestion or slow transitted through, then obtain
Rain brush running situation, when rain brush is run, judgement currently has bad weather.Can improve judge it is boisterous accurate
Property, while can also lower the power consumption of mobile terminal.
The present embodiment, and can be according to current by obtaining passage situation and/or rain brush running situation around current location
Whether passage situation and/or rain brush running situation real-time judge around position have bad weather, can be without increase
In the case of other peripheral hardwares, it can judge currently whether there is bad weather exactly.
In a preferred embodiment of the present embodiment, in the traffic information and/or rain brush according to the current driving
After operation determines whether bad weather, it can also increase following steps：If it is determined that bad weather, then for described severe
Weather sends driving prompting.Because very big difference be present in the driver behavior of the driver behavior under bad weather and normal weather.
Therefore, when judging that inclement weather conditions occur, it is necessary to send driving prompting for the bad weather.To prompt driver to press
Operated according to the prompting, avoid traffic accident generation.Exemplary, speed limit strategy can be dynamically changed, in foggy weather
Under, reduce speed limit speed.Prompt driver to open fog lamp, and close high beam.Under sleety weather, driver is prompted to open mist
Lamp, low-grade form, speed is reduced, and prompt to be again started up after driver is flame-out.By for the bad weather to
Driver sends driving prompting, to allow the operator to according to the prompting careful driving, reduce the occurrence probability of accident.
Embodiment two
Fig. 2 is the schematic flow sheet for the bad weather determination methods that the embodiment of the present invention two provides.The present embodiment is with above-mentioned
Optimized based on embodiment, in the present embodiment, by the passage situation and/or rain according to around the current location
Brush operation determines whether bad weather, is specifically optimized for：Obtain passage situation around the current location and described current
History passage situation around position, if the history passage situation around the current location is unimpeded, and the present bit
The passage situation for putting surrounding is congestion or low running speed, then when being not received by abnormal traffic information, is judged as foggy weather.
Accordingly, the bad weather determination methods that the present embodiment is provided, are specifically included：
Passage situation around step 210, the acquisition current location.
History passage situation around step 220, the acquisition current location.
In some cases, to be changed into congestion or low running speed be not to be caused by weather reason to passage situation from unimpeded
's.For example, entering the section in mountain area by Plain, or because highway layout by original multilane suddenly becomes bicycle road etc.
Situation.Therefore, it is necessary to exclude the above situation.Accordingly, in the present embodiment, it is necessary to which the history obtained around the current location is led to
Market condition.Exemplary, the history passage situation around the current location can be wherein obtained from Online Map service.It is preferred that
, the history passage situation in nearest one week or one month can be obtained.Change in view of road is very fast, nearest period
History passage situation has more referential relative to the history passage situation before the long period.
If the history passage situation around step 230, the current location is unimpeded, and around the current location
Passage situation is congestion or low running speed, then when being not received by abnormal traffic information, is judged as foggy weather.
If the history passage situation around the current location is unimpeded, illustrate road and car around the front position
Flows match, the situation of congestion or low running speed will not be caused because of the reason for road.Therefore, road can be excluded in itself
The reason for caused congestion or low running speed.Therefore the history passage situation around the current location is unimpeded, and institute
When the passage situation stated around current location is congestion or low running speed, then it can tentatively judge current weather for foggy weather.
Further, congestion in road or low running speed are caused in addition to the reason for above-mentioned weather and road itself, also
Caused by being likely due to the abnormal road conditions such as traffic accident or temporary traffic control.Therefore, it is necessary to from Online Map service
Obtain currently whether there are the abnormal road conditions such as traffic accident or temporary traffic control in device.The traffic accident information can be used
The issue of family reports or traffic police official.When being not received by abnormal traffic information, abnormal road conditions can be excluded and led
The congestion in road of cause or the situation of low running speed.The accuracy of judgement degree of foggy weather can further be improved.
The present embodiment is by the way that the passage situation according to around the current location and/or rain brush operation are judged whether
For bad weather, specifically it is optimized for：Obtain the passage situation around the current location and the history around the current location
Passage situation, if the history passage situation around the current location is unimpeded, and the current feelings around the current location
Condition is congestion or low running speed, then when being not received by abnormal traffic information, is judged as foggy weather.It can be worked as by described
Whether the history passage situation around front position judges congestion or low running speed by the reason for road itself or because abnormal road
Condition reason produces, and according to above-mentioned judged result and then judges whether congestion or low running speed are caused by foggy weather, Neng Gouyou
Effect improves the accuracy of judgement degree of foggy weather.
Embodiment three
Fig. 3 is the schematic flow sheet for the bad weather determination methods that the embodiment of the present invention three provides.The present embodiment is with above-mentioned
Optimize based on embodiment, in the present embodiment, the passage situation around the acquisition current location and/or rain brush are transported
Market condition, is specifically optimized for：Vibration signal is gathered, judges whether rain brush runs according to the frequency of the vibration signal；And by institute
State and bad weather is determined whether according to the passage situation around the current location and/or rain brush operation, be specifically optimized for：Such as
Fruit rain brush is run, then is judged as sleety weather.
Accordingly, the bad weather determination methods that the present embodiment is provided, are specifically included：
Step 310, collection vibration signal, judge whether rain brush runs according to the frequency of the vibration signal.
It is exemplary, the vibration signal in the gravity sensor collecting vehicle of mobile terminal configuration can be utilized, using described
The frequency of vibration signal judges whether rain brush runs.After rain brush unlatching, because rocking for rain brush can drive the slight shake of vehicle
It is dynamic.Therefore it can judge whether rain brush runs according to the frequency of the vibration signal.
Preferably, the interference signal in the vibration signal can be removed by first-order low-pass ripple algorithm, and according to filter
Vibration signal after ripple determines whether rain brush runs.Operationally, its operating frequency is pre-set to usual rain brush, with it
It shakes, such as engine vibration frequency is compared to relatively low.Therefore, the frequency of vibration signal can be utilized to judge whether rain brush is transported
OK.
Jolted because road out-of-flatness may result in vehicle, including vehicle in the vibration signal for causing to collect jolts
Caused interference signal.Therefore, it is necessary to be filtered.First-order low-pass ripple is to realize common hardware RC low passes using software programming
The function of wave filter, its algorithmic formula are：
Y (n)=α X (n) (1- α) Y (n-1)
Wherein：α=filter factor；X (n)=this sampled value；Y (n-1)=last time filtering output value；Y (n)=this filter
Ripple output valve.The interference signal caused by jolting is accidental signal.Therefore, output can be utilized real to the feedback effect of input
Now corresponding filtering function, to remove the interference signal in the vibration signal.
S320, if rain brush is run, it is judged as sleety weather.
The present embodiment by by it is described acquisition current location around passage situation and/or rain brush running situation, described
Determine whether bad weather according to the passage situation around the current location and/or rain brush operation, be specifically optimized for：Collection shake
Dynamic signal, judges whether rain brush runs according to the frequency of the vibration signal；Accordingly, it is described according to the current location around
Passage situation and/or rain brush operation determine whether bad weather, be specifically optimized for：If rain brush is run, it is judged as rain
Snowy day gas.It can judge whether rain brush is currently running according to the shock conditions of rain brush, and be according to the judgement of the running situation of rain brush
No is sleety weather.
Example IV
Fig. 4 is the schematic flow sheet for the bad weather determination methods that the embodiment of the present invention four provides.The present embodiment is with above-mentioned
Optimized based on embodiment, in the present embodiment, if after rain brush operation, increase following steps：Collected sound signal；
According to the voice signal judge rain brush whether continuous service, if the rain brush continuous service, is judged as sleety weather.
Accordingly, the bad weather determination methods that the present embodiment is provided, are specifically included：
Step 410, collection vibration signal, judge whether rain brush runs according to the frequency of the vibration signal.
If step 420, rain brush are run, collected sound signal.
Rain brush operation may include following at least two situation：Rain brush is persistently opened under sleety weather, cleans front windshield
The sleet to be dropped on glass；Or use the clear front windshield of rain brush.If it is to judge rain brush according to rain brush running situation
It is no to run, it is possible that wrongheaded situation.Therefore, in the present embodiment, when judging rain brush operation, collection vehicle
Internal voice signal.Exemplary, it can open the microphone of mobile terminal when judging rain brush operation, utilize the wheat
Gram wind pickup voice signal.
Step 430, judged according to the voice signal rain brush whether continuous service, if the rain brush continuous service,
It is judged as sleety weather.
Rain brush operationally, can produce friction with front windshield, can produce the sound with other sound, such as engine
Sound, wind noise and all different voice signal of pavement friction noise.Using voice signal can identify rain brush whether continuous service.
Exemplary, voice signal can be analyzed using cross-correlation function, judge that the voice signal judges whether rain brush is held
Reforwarding row.What the cross-correlation function represented is the degree of correlation between two time serieses, i.e., cross-correlation function be description with
The degree of correlation of machine signal x (t), y (t) between any two t1 at different moments, t2 value.Two different signals are described
Between correlation function.Specifically, voice signal when rain brush works when setting static is x (t), then is opened when driving
Random sound signal after rain brush is y (t), then its cross-correlation function can be defined as：
Rxy(tl, t2)=E [x (tl)y(·t2)]。
The cross-correlation function has following properties：
(1) Rxy (τ)=Ryx (- τ).
(2) Rxy (τ) is only relevant with time difference τ, and the starting point with calculating time t is unrelated.
(3)|Rxy(τ)|<(Rx (0) * Ry (0)) ^0.5, when two random processes are orthogonal, then necessarily has Rxy (τ)
=Ryx (τ)=0.The degree of correlation of the voice signal at any two moment can be determined using cross-correlation function, if it is determined that phase
Close, then explanation is all in running status in any two moment rain brush, and explainable rain brush connects at any two moment
Reforwarding row.If rain brush is continuously run, can exclude to open the purpose that rain brush is in order at cleaning front windshield.It can determine whether
Current weather is sleety weather.
If the present embodiment is by after rain brush operation, increasing following steps：When judging the rain brush operation, collection sound
Sound signal；According to the voice signal judge rain brush whether continuous service, if the rain brush continuous service, is judged as sleet
Weather.The situation of rain brush short-time duty can be excluded, improves the accuracy of sleety weather judgement.
Embodiment five
Fig. 5 is the schematic flow sheet for the bad weather determination methods that the embodiment of the present invention five provides.The present embodiment is with above-mentioned
Optimized based on embodiment, in the present embodiment, driving prompting, specific optimization are sent for the bad weather by described
For：Information of vehicles is obtained, sending drive corresponding with the information of vehicles for the bad weather prompts.
Accordingly, the bad weather determination methods that the present embodiment is provided, are specifically included：
Passage situation and/or rain brush running situation around step 510, acquisition current location.
Step 520, determined whether badly according to the passage situation around the current location and/or rain brush running situation
Weather, the bad weather include：Foggy weather and sleety weather.
Step 530, information of vehicles is obtained, sending driving corresponding with the information of vehicles for the bad weather carries
Show.
The driving strategy of different types of vehicle in inclement weather may exist difference, therefore, it is necessary to according to work as
The type of the vehicle of preceding driving gives the correct prompt message of driver when inclement weather conditions occur.To strengthen bad weather
When drive safety.Exemplary, can be by the acquisition of information information of vehicles that user is manually entered, the information of vehicles can
With including：Car category, maximum seating capacity, brand, model etc..Or by connecting vehicle information database, pass through user
Car category, brand and the type information of selection obtain the details of vehicle.And it can be sent for the bad weather and institute
State and prompting is driven corresponding to information of vehicles.Exemplary, acquisition information of vehicles is 4 wheel drives, then when sleety weather occurs, hair
Go out to be adjusted to 4 drive mode of operations, and manual-lock ESP prompt message.So that obtain user carries out corresponding behaviour according to the prompting
Make, improve the security that sleety weather drives.
The present embodiment is specifically optimized for by sending driving prompting for the bad weather by described：Obtain vehicle letter
Breath, send drive corresponding with the information of vehicles for the bad weather and prompt.Can be according to the vehicle currently driven
Information, suitable safety instruction information is provided to driver.User can be caused to carry out respective operations according to the prompting, improved
The security that sleety weather drives.
Embodiment six
Fig. 6 is the structural representation for the bad weather judgment means that the embodiment of the present invention six provides, as shown in figure 5, described
Device includes：
Acquisition module 610, for obtaining passage situation and/or rain brush running situation around current location；
Judge module 620, for being according to the passage situation around the current location and/or the judgement of rain brush running situation
No is bad weather, and the bad weather includes：Foggy weather and sleety weather.
The bad weather judgment means that the present embodiment provides, by obtaining passage situation and/or rain around current location
Brush running situation, and whether can be had badly according to the passage situation around current location and/or rain brush running situation real-time judge
Weather occurs, and can exactly judge currently whether there is bad weather in the case where that need not increase other peripheral hardwares.
On the basis of the various embodiments described above, described device also includes：
Prompting sends module, for when being judged as bad weather, then sending driving prompting for the bad weather.
On the basis of the various embodiments described above, the judge module, including：
History passage situation acquiring unit, for obtaining the history passage situation around the current location；
Foggy weather judging unit, if being unimpeded and described for the history passage situation around the current location
Passage situation around current location is congestion or low running speed, then when being not received by abnormal traffic information, is judged as big
Greasy weather gas.
On the basis of the various embodiments described above, the acquisition module, including：
Rain brush runs judging unit, for gathering vibration signal, whether judges rain brush according to the frequency of the vibration signal
Operation；
The judge module, including：
Sleety weather judging unit, if run for rain brush, it is judged as sleety weather.
On the basis of the various embodiments described above, the rain brush runs judging unit, is used for：
Interference signal in the vibration signal is removed by first-order low-pass ripple algorithm, and believed according to filtered vibrations
Number determine rain brush whether run.
On the basis of the various embodiments described above, described device also includes：
Sound signal collecting module, for when judging rain brush operation, collected sound signal；
Sleety weather judge module, for according to the voice signal judge rain brush whether continuous service, if the rain
Brush continuous service, then be judged as sleety weather.
On the basis of the various embodiments described above, the sleety weather judge module is used for：By cross-correlation function to described
Voice signal is analyzed, according to analysis result judge rain brush whether continuous service.
On the basis of the various embodiments described above, the prompting sends module and is used for：
Information of vehicles is obtained, sending drive corresponding with the information of vehicles for the bad weather prompts.
The bad weather judgment means that the embodiment of the present invention is provided can perform the evil that any embodiment of the present invention is provided
Bad weather determination methods, possess the corresponding functional module of execution method and beneficial effect.
Embodiment seven
Fig. 7 is a kind of structural representation for terminal that the embodiment of the present invention seven provides.Fig. 7 is shown suitable for being used for realizing this
The block diagram of the exemplary terminal 12 of invention embodiment.The terminal 12 that Fig. 7 is shown is only an example, should not be to of the invention real
The function and use range for applying example bring any restrictions.
As shown in fig. 7, terminal 12 is showed in the form of universal computing device.The component of terminal 12 can include but unlimited
In：One or more processor or processing unit 16, system storage 28, connection different system component (including system is deposited
Reservoir 28 and processing unit 16) bus 18.
Bus 18 represents the one or more in a few class bus structures, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.Lift
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, MCA (MAC)
Bus, enhanced isa bus, VESA's (VESA) local bus and periphery component interconnection (PCI) bus.
Terminal 12 typically comprises various computing systems computer-readable recording medium.These media can be it is any can be by terminal 12
The usable medium of access, including volatibility and non-volatile media, moveable and immovable medium.
System storage 28 can include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 30 and/or cache memory 32.Terminal 12 may further include it is other it is removable/nonremovable,
Volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing irremovable
, non-volatile magnetic media (Fig. 7 do not show, commonly referred to as " hard disk drive ").Although not shown in Fig. 7, use can be provided
In the disc driver to may move non-volatile magnetic disk (such as " floppy disk ") read-write, and to may move anonvolatile optical disk
The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can
To be connected by one or more data media interfaces with bus 18.Memory 28 can include at least one program product,
The program product has one group of (for example, at least one) program module, and these program modules are configured to perform each implementation of the invention
The function of example.
Program/utility 40 with one group of (at least one) program module 42, such as memory 28 can be stored in
In, such program module 42 include but is not limited to operating system, one or more application program, other program modules and
Routine data, the realization of network environment may be included in each or certain combination in these examples.Program module 42 is usual
Perform the function and/or method in embodiment described in the invention.
Terminal 12 can also communicate with one or more external equipments 14 (such as keyboard, sensing equipment, display 24 etc.),
Can also enable a user to the equipment communication interacted with the terminal 12 with one or more, and/or with enable the terminal 12 with
Any equipment (such as network interface card, modem etc.) communication that one or more of the other computing device is communicated.It is this logical
Letter can be carried out by input/output (I/O) interface 22.Also, terminal 12 can also by network adapter 20 and one or
The multiple networks of person (such as LAN (LAN), wide area network (WAN) and/or public network, such as internet) communication.As illustrated,
Network adapter 20 is communicated by bus 18 with other modules of terminal 12.It should be understood that although not shown in the drawings, it can combine
Terminal 12 uses other hardware and/or software module, includes but is not limited to：Microcode, device driver, redundant processing unit,
External disk drive array, RAID system, tape drive and data backup storage system etc..
Processing unit 16 is stored in program in system storage 28 by operation, so as to perform various function application and
Data processing, such as realize the bad weather determination methods that the embodiment of the present invention is provided.
Embodiment eight
The embodiment of the present invention eight additionally provides a kind of computer-readable recording medium, is stored thereon with computer program, should
The bad weather determination methods as described in any in above-mentioned embodiment are realized when program is executed by processor.
The computer-readable storage medium of the embodiment of the present invention, any of one or more computer-readable media can be used
Combination.Computer-readable medium can be computer-readable signal media or computer-readable recording medium.It is computer-readable
Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or
Device, or any combination above.The more specifically example (non exhaustive list) of computer-readable recording medium includes：Tool
There are the electrical connections of one or more wires, portable computer diskette, hard disk, random access memory (RAM), read-only storage
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only storage (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any includes or the tangible medium of storage program, the program can be commanded execution system, device or device
Using or it is in connection, and the program can also be other existing programs, such as a part for electronic map program.
Computer-readable signal media can include in a base band or as carrier wave a part propagation data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium beyond storage medium is read, the computer-readable medium, which can send, propagates or transmit, to be used for
By instruction execution system, device either device use or program in connection.
The program code included on computer-readable medium can be transmitted with any appropriate medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc., or above-mentioned any appropriate combination.
It can be write with one or more programming languages or its combination for performing the computer that operates of the present invention
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
Also include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
Fully perform, partly perform on the user computer, the software kit or work independent as one on the user computer
Performed, partly on the user computer partly in remote computation for a part for other software kits, such as electronic map software kit
Perform or performed completely on remote computer or server on machine.In the situation of remote computer is related to, remote computation
Machine can pass through the network of any kind --- including LAN (LAN) or wide area network (WAN)-subscriber computer is connected to, or
Person, it may be connected to outer computer (such as passing through Internet connection using ISP).
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (12)
- A kind of 1. bad weather determination methods, it is characterised in that including：Obtain the passage situation and/or rain brush running situation around current location；Bad weather, the evil are determined whether according to the passage situation around the current location and/or rain brush running situation Bad weather includes：Foggy weather and sleety weather.
- 2. according to the method for claim 1, it is characterised in that in the traffic information and/or rain according to the current driving After brush operation determines whether bad weather, in addition to：If it is determined that bad weather, then send driving prompting for the bad weather.
- 3. according to the method for claim 1, it is characterised in that the passage situation according to around the current location And/or rain brush operation determines whether bad weather, including：Obtain the history passage situation around the current location；If the history passage situation around the current location is unimpeded, and the passage situation around the current location is to gather around Stifled or low running speed, then when being not received by abnormal traffic information, be judged as foggy weather.
- 4. according to the method for claim 1, it is characterised in that it is described obtain current location around passage situation and/or Rain brush running situation, including：Vibration signal is gathered, judges whether rain brush runs according to the frequency of the vibration signal；Passage situation and/or the rain brush operation according to around the current location determines whether bad weather, including：If rain brush is run, it is judged as sleety weather.
- 5. according to the method for claim 4, it is characterised in that the frequency according to the vibration signal judges that rain brush is No operation, including：Interference signal in the vibration signal is removed by first-order low-pass ripple algorithm, and it is true according to filtered vibration signal Determine whether rain brush runs.
- 6. method according to claim 4, it is characterised in that if rain brush is run, methods described also includes：Collected sound signal；According to the voice signal judge rain brush whether continuous service, if the rain brush continuous service, is judged as sleet sky Gas.
- 7. according to the method for claim 6, it is characterised in that judge whether rain brush is persistently transported according to the voice signal OK, including：The voice signal is analyzed by cross-correlation function, according to analysis result judge rain brush whether continuous service.
- A kind of 8. bad weather judgment means, it is characterised in that including：Acquisition module, for obtaining passage situation and/or rain brush running situation around current location；Judge module, for determining whether to dislike according to the passage situation around the current location and/or rain brush running situation Bad weather, the bad weather include：Foggy weather and sleety weather.
- 9. device according to claim 8, it is characterised in that the judge module, including：History passage situation acquiring unit, for obtaining the history passage situation around the current location；Foggy weather judging unit, if being unimpeded, and described current for the history passage situation around the current location Passage situation around position is congestion or low running speed, then when being not received by abnormal traffic information, is judged as the big greasy weather Gas.
- 10. device according to claim 8, it is characterised in that the acquisition module, including：Rain brush runs judging unit, for gathering vibration signal, judges whether rain brush runs according to the frequency of the vibration signal；The judge module, including：Sleety weather judging unit, if run for rain brush, it is judged as sleety weather.
- 11. a kind of terminal, it is characterised in that the terminal includes：One or more processors；Storage device, for storing one or more programs,When one or more of programs are by one or more of computing devices so that one or more of processors are real The now bad weather determination methods as described in any in claim 1-7.
- 12. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the program is by processor The bad weather determination methods as described in any in claim 1-7 are realized during execution.
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| JP2005030914A (en) * | 2003-07-14 | 2005-02-03 | Mitsubishi Motors Corp | Car navigation apparatus |
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| DE102006001058A1 (en) * | 2006-01-07 | 2007-07-12 | GM Global Technology Operations, Inc., Detroit | Control/regulating system e.g. antilock braking system, for use in motor vehicle, has windscreen wiper control/regulating devices that are connected for controlling/regulating windscreen wiper such as rain sensor, of motor vehicle |
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