Specific embodiment
The application 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 only is only configured to explain related invention, rather than the restriction to the invention.It also should be noted that being
Convenient for description, part relevant to related invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Fig. 1 is that a kind of flow chart for searching for simultaneously showing resource, the flow chart are used for the application in the embodiment of the present application one
The overall procedure of the applicable search of the resource searching scheme provided in following embodiments and showing resource is illustrated, certainly, under
The scheme of stating can be applicable in other processes, and the present embodiment is to this without limiting.
As shown in Figure 1, the method flow of search provided in this embodiment and showing resource includes:
S11, user query.
In the present embodiment, when user query, user can input keyword and inquire, can input picture, voice etc.
It is inquired, the present embodiment is to this without limiting.
After user's input, i.e., generation searching request, subsequent step S12-S14 can do for server for searching request
Response out.
The identification of S12, picture and text and audio-visual scene.
In the present embodiment, the identification of picture and text and audio-visual scene is carried out for user query, after user inputs,
Can identify whether its applicable demand scene is picture and text and audiovisual demand scene.If so, true by subsequent step S13, S14
Determine and show the resource for being matched with picture and text and audiovisual demand scene, specific recognition methods embodiment as described below, the present embodiment
Details are not described herein.
S13, picture and text and audio-visual resources sort.
In the present embodiment, by after identifying and determining that scene is picture and text and audiovisual demand scene, then to being matched with user's input
Candidate resource in picture and text resource and audio-visual resources be ranked up respectively, determine ranking results.
S14, result are screened and are showed.
In the present embodiment, according to the ranking results of above-mentioned steps S13, picture and text resource and audio-visual resources are sieved respectively
Choosing, picture and text and audio-visual resources after screening can be used as response results and feed back to user, to be shown.
Below by multiple embodiments, the specific implementation of step some or all of in Fig. 1 is illustrated.
Fig. 2 is a kind of flow diagram of resource search method in the embodiment of the present application two, as shown in Fig. 2, the present embodiment
The resource search method of offer includes the following steps:
S21, the demand scene as a result, the determining current search request is analyzed according to current search request.
Current search request is generated according to user's search information currently entered.
In the present embodiment, different searching requests can correspond to different demand scenes, for example, to the analysis result of books
Text demand scene can be corresponded to, picture or video requirement scene etc. can be corresponded to the search result of TV play.Search is asked
It asks after being analyzed, the demand scene of searching request can be determined according to the analysis result of searching request.
Specifically, step S11 can specifically include: it determines and the analysis dimension analyzed is requested to current search, according to
The analysis dimension analyzes current search request, with the demand scene of determination current search request, so as to
Current search request is analyzed based on multiple analysis dimensions, determining demand scene is made to be more in line with the demand of user.
In the present embodiment, analysis dimension may include: before current search requests the content of itself, current search to be requested
Historical search request, the candidate resource of current search request, keyword of candidate resource of current search request etc., analyze dimension
It may include aforementioned at least one or more of combination, can also include that other analysis dimension such as current search requests are corresponding
User preference etc., the present embodiment is to this without limiting.
In addition, since following step S22 is directed to picture and text and audiovisual demand scene, it can be direct in this step
Demand scene is divided into two kinds, one is picture and text and audiovisual demand scenes, and another kind is in addition to picture and text and audiovisual demand scene
Demand scene.Certainly, in other implementations of the embodiment of the present application, there can also be other classification methods, as long as wherein
Including picture and text and audiovisual demand scene.
If the demand scene of S22, the current search request is picture and text and audiovisual demand scene, obtained from resources bank
It is matched with the candidate resource of the picture and text Yu audiovisual demand scene.
The resource of picture and text form can be the multimedia resource being made of picture and text;The resource of audiovisual form can be
The multimedia resource being made of video or sound, such as audio-video etc..
Picture and text and audiovisual demand scene can be that user wishes that the resource shown is the resource and audiovisual shape of picture and text form
The scene when resource of formula.
In the present embodiment, the candidate resource for being matched with picture and text and audiovisual demand scene not only may include the money of picture and text form
The resource in source and audiovisual form can also include the resource, such as the resource of written form etc. of other forms, and the present embodiment is to this
Without limiting.
Resource search method provided in this embodiment, by according to the analysis requested current search as a result, determine described in
The demand scene of current search request, if the demand scene of current search request is picture and text and audiovisual demand scene, from
The candidate resource for being matched with the picture and text Yu audiovisual demand scene is obtained in resources bank, to realize directly according to searching request
Picture and text and audiovisual demand scene are determined that it is, and show the scheme of the resource of corresponding form, i.e., user is after once search for
The resource of required picture and text or audiovisual form can be conveniently found, binary search is carried out without user, is obtained without user
It takes the resource of picture and text or audiovisual form and modifies searching request, to improve user experience.
Optionally, in the present embodiment, can also include:
S23, processing is ranked up to the candidate resource to generate candidate resource queue.
Specifically, in the present embodiment, can with first determine sequence dimension predetermined, then according to the sequence dimension pair
The candidate resource is ranked up processing to generate candidate resource queue.
Wherein, the sequence dimension include: resource dependencies dimension, resource authority dimension, resource timeliness dimension with
And at least one of resource quality dimension.Certainly, sequence dimension can also include other, and the present embodiment is to this without limit
It is fixed.
When being ranked up according to resource dependencies dimension, leaned on the higher candidate resource sequence of current search request correlation
Before;When being ranked up according to resource authority dimension, the candidate resource sequence of authoritative website is forward;According to resource timeliness dimension
When being ranked up, the sequence of time close to the current time of candidate resource is forward, when being ranked up according to resource quality dimension, waits
Select comprehensive, abundant, without ad content etc. the sequence of the content of resource forward.
Optionally, in the present embodiment, can also include:
S24, processing is shown to the candidate resource.
When being shown, the resource and part audiovisual of the part picture and text form in all candidate resources can be only shown
The resource of form can also all be shown, can also further show other shapes under the premise of showing picture and text and audio-visual resources
The resource of formula, the present embodiment is to this without limiting.
When being shown, it can first show that the sequencing in candidate resource queue is shown, and can also only be shown
Preceding 5 picture and text and audio-visual resources in candidate resource queue, the present embodiment is equally to this without limiting.
Fig. 3 is a kind of flow diagram of resource search method in the embodiment of the present application three, in the present embodiment, with demand field
For scape includes picture and text and audiovisual demand scene and two kinds of demand scene in addition to picture and text and audiovisual demand scene, lifted
Example explanation, as shown in figure 3, resource search method provided in this embodiment includes the following steps:
S31, the need for determining the historical search request and historical search request that are associated with the current search request
Scene is sought, with the demand scene requested according to the historical search, the demand of the current search request is determined by step S35
Scene.
In specific implementation, it can be requested to determine corresponding user according to current search, and then can obtain the user's
Historical search request, and determine the demand scene of historical search request.
In the present embodiment, the need of current search request are determined by step S35 according to the demand scene of historical search request
When seeking scene, it may be predetermined that demand scene is the searching request of picture and text and audiovisual demand scene in historical search request, and
Establish searching request set.After determining current search request, that is, it can determine whether current search request and the searching request pre-established
The similarity between historical search request in set, and determine that the demand scene of current search request is picture and text according to similarity
And audiovisual demand scene.
Further, due to during historical search, in order to obtain including the search result of picture and text and audiovisual, Yong Huke
The content of input can be modified, such as increase the keywords such as " picture ", " video ", at this point it is possible to which user is inputted
Content be divided into two parts, a part is the content that inputs to obtain information, a part for include in order to obtain picture and text and
The search result of audiovisual and the content inputted can request handle then when establishing searching request set to historical search,
The corresponding data of content for including the search result of picture and text and audiovisual to remove user in order to obtain and inputting, so that establishes searches
Rope request set is more accurate, so that when the demand scene for determining current search request is picture and text and audiovisual demand scene
As a result more accurate.
S32, determine that the current search requests corresponding keyword, to request corresponding key according to the current search
Word determines the demand scene of the current search request by step S35.
When user scans for, the content of input can be character string, then includes in character string in the searching request generated
Keyword.Certainly, if the content of user's input is the content of the formats such as picture, picture etc. can be carried out to processing to really
Determine keyword, the present embodiment is to this without limiting.
In the present embodiment, when determining keyword, word segmentation processing can be carried out to the character string that user inputs, from character string
Extract keyword.
Corresponding keyword is requested according to the current search, the need of the current search request are determined by step S35
When seeking scene, picture and text and the corresponding keyword set of audiovisual demand scene can be set in the database in advance, then determination is searched
Rope requests the quantity that pre-set keyword set is fallen into corresponding keyword, and then determines that current search is asked according to quantity
The demand scene asked is picture and text and audiovisual demand scene.
S33, the quantity for determining picture and text and audio-visual resources in the candidate resource for being matched with current search request in resources bank, with
According to the quantity of picture and text and audio-visual resources, determine that the demand scene of the current search request is picture and text and view by step S35
Listen demand scene.
In the present embodiment, after determining current search request, can first it be scanned in resources bank, to determine current search
Request corresponding candidate resource.Specific search process can refer to the prior art, and details are not described herein for the present embodiment.
According to the quantity of picture and text in candidate resource and audio-visual resources, the current search request is determined by step S35
Demand scene is picture and text and when audiovisual demand scene, can preset the first amount threshold, determine in candidate resource picture and text with
After the quantity of audio-visual resources, if its quantity is greater than preset amount threshold, it is determined that the demand scene of the current search request
For picture and text and audiovisual demand scene, demand scene that is on the contrary then determining the current search request is except picture and text and audiovisual demand field
Demand scene except scape.
Certainly, in another implementation of the present embodiment, according to the quantity of picture and text in candidate resource and audio-visual resources, pass through
When step S35 determines that the demand scene of the current search request is picture and text and audiovisual demand scene, candidate resource can be determined
Middle picture and text and audio-visual resources quantity, and then determine that the demand scene of the current search request is picture and text and view according to its value in turn
Listen demand scene.
S34, according to be matched in resources bank current search request candidate resource, determine the keyword of the candidate resource
The quantity of middle picture and text and audiovisual class keywords, according to the number of picture and text and audiovisual class keywords in the keyword of the candidate resource
Amount determines that the demand scene of the current search request is picture and text and audiovisual demand scene by step S35.
In the present embodiment, after determining current search request, can first it be scanned in resources bank, to determine current search
Request corresponding candidate resource.Specific search process can refer to the prior art, and details are not described herein for the present embodiment.
After determining candidate resource, the corresponding keyword of candidate resource can be determined, specifically, the keyword of candidate resource can
Directly to obtain from resources bank, the keyword of determining candidate resource can be the set of the keyword of all candidate resources,
Hereinafter referred to as the second keyword set.
After determining the second keyword set, the quantity of picture and text therein Yu audiovisual class keywords can be determined.The present embodiment
In, picture and text are same as audiovisual class keywords to be preset, and details are not described herein for the present embodiment.It is of course also possible to according to
Keyword in two keyword sets is analyzed, so that it is determined that whether it is picture and text or audiovisual class keywords, the present embodiment pair
This is without limiting.
According to the quantity of picture and text and audiovisual class keywords in the keyword of the candidate resource, institute is determined by step S35
When the demand scene for stating current search request is picture and text and audiovisual demand scene, one second quantity threshold can be equally preset
Value, if the quantity of picture and text and audiovisual class keywords exceeds the second amount threshold in above-mentioned second keyword set, it is determined that described
The demand scene of current search request is picture and text and audiovisual demand scene, demand field that is on the contrary then determining the current search request
Scape is the demand scene in addition to picture and text and audiovisual demand scene.
With picture and text and audiovisual class in the second keyword set similarly, in this step can be equally calculated in step S33
The quantity of keyword, and then determine its ratio for accounting for the second keyword set, the current search is determined with the value according to ratio
The demand scene of request is picture and text and audiovisual demand scene.
S35, the demand scene for determining the current search request.
Above-mentioned be described in detail corresponding with step S31, S32, S33, S34 determines the current search by step S35
The method of the demand scene of request, details are not described herein.
It is further to note that in specific implementation, can only execute one in above-mentioned steps S31, S32, S33, S34
A step also may be performed simultaneously multiple steps in above-mentioned steps S31, S32, S33, S34, and the present embodiment is to this without limit
It is fixed.
When executing multiple steps in above-mentioned steps S31, S32, S33, S34, in step S35 further include: described in comprehensive
The candidate that the demand scene of historical search request, the current search request corresponding keyword, are matched with current search request
The quantity of picture and text and audio-visual resources in resource, the candidate resource keyword in it is more in the quantity of picture and text and audiovisual class keywords
A corresponding weight, with the demand scene of the determination current search request.
Specifically, in step s 35, the current search determined in S31 can be requested to request with corresponding historical search
Similarity be denoted as sim, and determine that its corresponding weight is ω 1;The keyword that the current search determined in S32 can be requested
The number of middle picture and text and audiovisual class keywords is denoted as C (q), and determines that its corresponding weight is ω 2;It can be by determination in S33
It is matched with the quantity of picture and text and audio-visual resources in the candidate resource of current search request and is denoted as sum, and determine its corresponding weight
For ω 3;The quantity of picture and text in the keyword of the candidate resource determined in S34 and audiovisual class keywords can be denoted as C (r), and
It determines that its corresponding weight is ω 4, and comprehensive weight W is calculated according to following formula:
W=ω 1*sim+ ω 2*C (q)+ω 3*sum+ ω 4*C (r)
Certainly, above-mentioned weighted value ω 1, ω 2, ω 3, ω 4 can be adjusted, and the present embodiment is to this without limiting.
If the demand scene of S36, the current search request is picture and text and audiovisual demand scene, obtained from resources bank
It is matched with the candidate resource of the picture and text Yu audiovisual demand scene.
S37, processing is ranked up to the candidate resource to generate candidate resource queue.
S38, processing is shown to the candidate resource.
In the present embodiment, step S36-S38 is identical as above-mentioned steps S22-S24, and the present embodiment is to this without limiting.
Fig. 4 is the structural schematic diagram of one of the embodiment of the present application four resource searching device, as shown in figure 4, resource is searched
Rope device includes:
Scene analysis module is configured to according to the analysis to current search request as a result, determining that the current search is requested
Demand scene;
Source obtaining module, if the demand scene for being configured to current search request is picture and text and audiovisual demand scene,
The candidate resource for being matched with the picture and text Yu audiovisual demand scene is then obtained from resources bank.
Optionally, in the present embodiment, the scene analysis module concrete configuration are as follows:
Determine and the analysis dimension analyzed requested to current search, according to the analysis dimension to current search request into
Row analysis, with the demand scene of the determination current search request.
Optionally, in the present embodiment, further includes: resource sorting module is configured to be ranked up place to the candidate resource
Reason is to generate candidate resource queue.
Optionally, in the present embodiment, further includes: resource display module is configured to be shown place to the candidate resource
Reason.
Fig. 5 is the structural schematic diagram of one of the embodiment of the present application five resource searching device, optionally, as shown in figure 5,
The scene analysis module includes:
History module is configured to determine that the historical search request for being associated with the current search request and the history are searched
The demand scene of rope request;
Scene determining module is configured to the demand scene requested according to the historical search, determines that the current search is asked
The demand scene asked.
Optionally, in the present embodiment, as shown in figure 5, the scene analysis module includes:
Keyword determining module is configured to determine that the current search requests corresponding keyword;
Scene determining module is configured to request corresponding keyword according to the current search, determines the current search
The demand scene of request.
Optionally, in the present embodiment, as shown in figure 5, the scene analysis module includes:
Candidate resource quantity determining module is configured to be matched in the candidate resource of current search request in determining resources bank
The quantity of picture and text and audio-visual resources;
Scene determining module is configured to the quantity according to picture and text and audio-visual resources, determines the need of the current search request
Seeking scene is picture and text and audiovisual demand scene.
Optionally, in the present embodiment, as shown in figure 5, the scene analysis module includes:
Candidate resource keyword determining module is configured to determine the candidate money for being matched with current search request in resources bank
Source determines the quantity of picture and text and audiovisual class keywords in the keyword of the candidate resource;
Scene determining module is configured to the number of picture and text and audiovisual class keywords in the keyword according to the candidate resource
Amount determines that the demand scene of the current search request is picture and text and audiovisual demand scene.
Fig. 6 is the schematic diagram of a scenario of one of the embodiment of the present application six application resource search plan, as shown in fig. 6, its
Include:
S61, user's search " Li Chen propose model ice ice ".
S62 is according to the analysis to " Li Chen propose model ice ice " as a result, determining that its demand scene is picture and text and audiovisual demand field
Scape.
S63, the corresponding candidate resource of general " Li Chen propose model ice ice " are ranked up.
S64, the forward candidate resource that will sort show user, and user is handed over by the result of displaying
Mutually, show that result is as shown in Figure 7.
" video 1 ", " video 2 " " video 3 " in Fig. 7 are first three the audiovisual class candidate resource of sorting, below video according to
Collating sequence shows image-text candidate resource " Li Chen propose model ice ice " etc..
Fig. 8 is the structural schematic diagram of electronic equipment in the embodiment of the present application eight;Electronic equipment can specifically include equipment, end
End or server.The electronic equipment may include:
One or more processors 801;
Computer-readable medium 802 is configurable to store one or more programs,
When one or more of programs are executed by one or more of processors, so that one or more of processing
Device realizes the resource search method as described in above-mentioned any embodiment.
Fig. 9 is the hardware configuration of electronic equipment in the embodiment of the present application nine;As shown in figure 9, the hardware knot of the electronic equipment
Structure may include: processor 901, communication interface 902, computer-readable medium 903 and communication bus 904;
Wherein processor 901, communication interface 902, computer-readable medium 903 are completed each other by communication bus 904
Communication;
Optionally, communication interface 902 can be the interface of communication module, such as the interface of gsm module;
Wherein, processor 901 is specifically configurable to: according to the analysis requested current search as a result, working as described in determining
The demand scene of preceding searching request;If the demand scene of the current search request is picture and text and audiovisual demand scene, from money
The candidate resource for being matched with the picture and text Yu audiovisual demand scene is obtained in the library of source.
Processor 901 can be general processor, including central processing unit (Central Processing Unit, abbreviation
CPU), network processing unit (Network Processor, abbreviation NP) etc.;It can also be digital signal processor (DSP), dedicated
Integrated circuit (ASIC), ready-made programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor
Logical device, discrete hardware components.It may be implemented or execute disclosed each method, step and the logic in the embodiment of the present application
Block diagram.General processor can be microprocessor or the processor is also possible to any conventional processor etc..
Particularly, in accordance with an embodiment of the present disclosure, it may be implemented as computer above with reference to the process of flow chart description
Software program.For example, embodiment of the disclosure includes a kind of computer program product comprising be carried on computer-readable medium
On computer program, which includes to be configured to the program code of method shown in execution flow chart.Such
In embodiment, which can be downloaded and installed from network by communications portion, and/or from detachable media quilt
Installation.When the computer program is executed by central processing module (CPU), the above-mentioned function limited in the present processes is executed
Energy.It should be noted that computer-readable medium described herein can be computer-readable signal media or computer
Readable storage medium storing program for executing either the two any combination.Computer-readable medium for example can be, but not limited to be electricity, magnetic,
Optical, electromagnetic, the system of infrared ray or semiconductor, device or device, or any above combination.Computer-readable storage medium
The more specific example of matter can include but is not limited to: have the electrical connections of one or more conducting wires, portable computer diskette,
Hard disk, random access storage medium (RAM), read-only storage medium (ROM), erasable type may be programmed read-only storage medium (EPROM or
Flash memory), optical fiber, the read-only storage medium of portable compact disc (CD-ROM), optical storage media part, magnetic storage medium part or
Above-mentioned any appropriate combination.In this application, computer readable storage medium can be it is any include or storage program
Tangible medium, the program can be commanded execution system, device or device use or in connection.And in the application
In, computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal, wherein
Carry computer-readable program code.The data-signal of this propagation can take various forms, including but not limited to electric
Magnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be computer-readable and deposit
Any computer-readable medium other than storage media, which can send, propagate or transmission configuration is served as reasons
Instruction execution system, device or device use or program in connection.The journey for including on computer-readable medium
Sequence code can transmit with any suitable medium, including but not limited to: wireless, electric wire, optical cable, RF etc. are above-mentioned
Any appropriate combination.
It can be write by one or more programming languages or combinations thereof in terms of the operation for being configured to execute the application
Calculation machine program code, described program design language include object oriented program language-such as Java, Smalltalk, C
++, further include conventional procedural programming language-such as " C " language or similar programming language.Program code can
Fully to execute, partly execute on the user computer on the user computer, be executed as an independent software package,
Part executes on the remote computer or executes on a remote computer or server completely on the user computer for part.
In situations involving remote computers, remote computer can pass through the network of any kind: including local area network (LAN) or extensively
Domain net (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as provided using Internet service
Quotient is connected by internet).
Flow chart and block diagram in attached drawing are illustrated according to the system of the various embodiments of the application, method and computer journey
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
A part of one module, program segment or code of table, a part of the module, program segment or code are matched comprising one or more
It is set to the executable instruction of logic function as defined in realizing.There is specific precedence relationship in above-mentioned specific embodiment, but these are successively
Relationship is only exemplary, when specific implementation, these steps may less, more or execution sequence have adjustment.I.e.
In some implementations as replacements, function marked in the box can also be sent out in a different order than that indicated in the drawings
It is raw.For example, two boxes succeedingly indicated can actually be basically executed in parallel, they sometimes can also be by opposite suitable
Sequence executes, and this depends on the function involved.It is also noted that each box and block diagram in block diagram and or flow chart
And/or the combination of the box in flow chart, can with execute as defined in functions or operations dedicated hardware based system come
It realizes, or can realize using a combination of dedicated hardware and computer instructions.
Being described in module involved in the embodiment of the present application can be realized by way of software, can also be by hard
The mode of part is realized.Described module also can be set in the processor, for example, can be described as: a kind of processor packet
Include scene analysis module, source obtaining module.Wherein, the title of these modules is not constituted under certain conditions to the module sheet
The restriction of body, for example, scene analysis module is also described as " according to the analysis requested current search as a result, determining institute
State the demand scene of current search request ".
As on the other hand, present invention also provides a kind of computer-readable mediums, are stored thereon with computer program, should
The method as described in above-mentioned any embodiment is realized when program is executed by processor.
As on the other hand, present invention also provides a kind of computer-readable medium, which be can be
Included in device described in above-described embodiment;It is also possible to individualism, and without in the supplying device.Above-mentioned calculating
Machine readable medium carries one or more program, when said one or multiple programs are executed by the device, so that should
Device: according to the analysis requested current search as a result, determining the demand scene of the current search request;If described currently search
The demand scene of rope request is picture and text and audiovisual demand scene, then obtains from resources bank and be matched with the picture and text and audiovisual demand
The candidate resource of scene.
Statement " first ", " second " used in various embodiments of the present disclosure, " first " or " described the
Two " can modify various parts and unrelated with sequence and/or importance, but these statements do not limit corresponding component.The above statement
It is only configured to the purpose for distinguishing element and other elements.For example, the first user equipment and second user equipment indicate different
User equipment, although being both user equipment.For example, first element can under the premise of without departing substantially from the scope of the present disclosure
Referred to as second element, similarly, second element can be referred to as first element.
When an element (for example, first element) referred to as " (operationally or can with another element (for example, second element)
Communicatedly) connection " or " (operationally or communicably) being attached to " another element (for example, second element) or " being connected to " are another
When one element (for example, second element), it is thus understood that an element is connected directly to another element or an element
Another element is indirectly connected to via another element (for example, third element).On the contrary, it is appreciated that when element (for example,
First element) it referred to as " is directly connected to " or when " directly connection " to another element (second element), then without element (for example, the
Three elements) it is inserted between the two.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from foregoing invention design, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.