CN107169104A - Vehicle trouble answering method and device - Google Patents
Vehicle trouble answering method and device Download PDFInfo
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- CN107169104A CN107169104A CN201710347656.4A CN201710347656A CN107169104A CN 107169104 A CN107169104 A CN 107169104A CN 201710347656 A CN201710347656 A CN 201710347656A CN 107169104 A CN107169104 A CN 107169104A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
- G06F16/33—Querying
- G06F16/332—Query formulation
- G06F16/3329—Natural language query formulation or dialogue systems
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Abstract
The embodiment of the present invention provides a kind of vehicle trouble answering method and device, belongs to vehicular field.Methods described includes：Receive the failure problems that user is proposed；Trouble unit title and phenomenon of the failure are extracted from the failure problems；The vehicle part title and phenomenon of the failure extracted are made inferences according to the diagnosis rule of storage to obtain failure cause and/or solution, the diagnosis rule includes failure premise and failure conclusion；And export the failure cause and/or solution.It provides the user failure cause and/or solution by inference mode, with the higher degree of accuracy.
Description
Technical field
The present invention relates to vehicular field, in particular it relates to a kind of vehicle trouble answering method and device.
Background technology
Common question answering system, mainly query pattern at present, such as customer service question answering system be history customer service is recorded into
Row inquiry, the problem of finding most like and answer.
Traditional question answering system based on query pattern is, it is necessary to which abundant historical data is met as inquiry basis with this
The various inquiry problems of client.Query pattern is to obtain answer based on problem similarity, under certain probability, is just occurred
The situation of matching error is calculated, the answer of mistake is obtained.If in addition, similar ask is not present in customer problem in question answering system
Topic, then can not just provide accurate answer.
Production rule is the knowledge representation method commonly used in artificial intelligence field, it is adaptable to represent various didactic warps
The property tested rule, to illustrate the empirical correlation between things.Its basic structure includes premise and conclusion two parts, wherein, premise portion
Dividing is used to describe state, and conclusion part is used for some actions for describing to be made under conditions of state presence.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of vehicle trouble answering method and device, for solving or at least partly
Solve the technical problem that question answering system is present in the prior art.
To achieve these goals, the embodiment of the present invention provides a kind of vehicle trouble answering method, and this method includes：Receive
The failure problems that user is proposed；Trouble unit title and phenomenon of the failure are extracted from the failure problems；According to the event of storage
Barrier rule is made inferences to obtain failure cause and/or solution, institute to the vehicle part title and phenomenon of the failure extracted
Stating diagnosis rule includes failure premise and failure conclusion；And export the failure cause and/or solution.
Alternatively, the diagnosis rule is set up by following steps：Extracted from the database on vehicle trouble
The diagnosis rule, the database include one or more phenomena of the failure and with it is every in one or more phenomena of the failure
Failure cause and/or solution corresponding to one phenomenon of the failure.
Alternatively, the diagnosis rule is extracted in the database from vehicle trouble includes：Taken out using relation
The mode taken extracts the diagnosis rule from the database.
Alternatively, the vehicle part title and phenomenon of the failure extracted from the failure problems includes：To the failure
Problem carries out semantic analysis to extract the trouble unit title and the phenomenon of the failure.
Alternatively, it is described the vehicle part title and phenomenon of the failure extracted are made inferences including：Advised using Drools
Then engine makes inferences to the vehicle part title and phenomenon of the failure extracted.
Correspondingly, the embodiment of the present invention also provides a kind of vehicle trouble question and answer system, and the device includes：Receiving module, is used
The failure problems proposed in reception user；Extraction module, for extracting trouble unit title and event from the failure problems
Hinder phenomenon；Reasoning module, is pushed away for the diagnosis rule according to storage to the vehicle part title and phenomenon of the failure extracted
Reason is to obtain failure cause and/or solution, and the diagnosis rule includes failure premise and failure conclusion；And output mould
Block, for exporting the failure cause and/or solution.
Alternatively, described device also includes：Abstraction module, it is described for being extracted from the database on vehicle trouble
Diagnosis rule, the database include one or more phenomena of the failure and with each in one or more phenomena of the failure
Failure cause and/or solution corresponding to phenomenon of the failure.
Alternatively, the abstraction module extracts the failure using the mode of Relation extraction from the database and advised
Then.
Alternatively, the extraction module to the failure problems carry out semantic analysis with extract the trouble unit title and
The phenomenon of the failure.
Alternatively, the reasoning module is showed using Drools regulation engines to the vehicle part title and failure extracted
As making inferences.
Correspondingly, the embodiment of the present invention also provides a kind of machinable medium, is deposited on the machinable medium
Instruction is contained, the instruction is used for when being executable by a machine so that the machine performs above-mentioned method.
By above-mentioned technical proposal, extracting parts title and phenomenon of the failure, Ran Hougen in the failure problems proposed from user
The vehicle part title and phenomenon of the failure extracted are made inferences according to the diagnosis rule of storage to obtain failure cause and/or solution
Certainly scheme, realizes and finds out failure cause and/or solution by inference mode rather than inquiry mode, with higher accurate
Degree.
The further feature and advantage of the embodiment of the present invention will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is that the embodiment of the present invention is further understood for providing, and constitutes a part for specification, with
The embodiment in face is used to explain the embodiment of the present invention together, but does not constitute the limitation to the embodiment of the present invention.Attached
In figure：
Fig. 1 shows the schematic flow sheet of vehicle trouble answering method provided in an embodiment of the present invention；And
Fig. 2 shows the structured flowchart of vehicle trouble question and answer system provided in an embodiment of the present invention.
Embodiment
The embodiment of the embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this
The embodiment of place description is merely to illustrate and explain the present invention embodiment, is not intended to limit the invention embodiment.
Fig. 1 shows the schematic flow sheet of vehicle trouble answering method provided in an embodiment of the present invention.As shown in figure 1, this
Inventive embodiments provide a kind of vehicle trouble answering method, and this method is applied to vehicular field, for being that user is answered on car
All kinds of problems of failure, specifically, methods described may comprise steps of：
Step S11, receives the failure problems that user is proposed.
For example, methods described can receive the problem of user is proposed by microphone.
Step S12, extracts trouble unit title and phenomenon of the failure from the failure problems.
For example, it is existing that component names and failure are extracted in the failure problems that can be proposed by semantic analysis from user
As.In practice, it may lack component names in the failure problems that user is proposed or lack phenomenon of the failure, at this point it is possible to logical
Cross inquiry user and further improve the failure problems of user, for example, can issue the user with similar to " specific trouble unit is
Which " the problem of, after the further feedback of user is received, trouble unit name can be extracted from the further feedback of user
Claim.Or the failure problems that can be previously proposed the further feedback of user and user are merged, from the information after merging
Middle extraction trouble unit title and phenomenon of the failure.
Step S13, according to the diagnosis rule of storage the vehicle part title and phenomenon of the failure extracted are made inferences with
Failure cause and/or solution are obtained, the diagnosis rule can include failure premise and failure conclusion.
Specifically, Drools regulation engines can be used to push away the vehicle part title and phenomenon of the failure extracted
Reason, Drools regulation engines are that have high scalability, the regulation engine of high scalability based on Java language.But the present invention is real
Apply example and be not restricted to this, for example, it is also possible to use PROLOG (Programming in Logic, logic programming) rules
Inference procedure etc. makes inferences to the vehicle part title and phenomenon of the failure extracted.
Here, diagnosis rule corresponds to production rule, and it can include failure premise and failure conclusion.Vehicular field
Failure occurs, and is all due to that some part is damaged, and causes certain phenomenon of the failure to produce, wherein, parts damages can consider
It is failure premise, phenomenon of the failure produces and may be considered failure conclusion, and it meets the describing mode of production rule.Therefore, may be used
To initially set up and store diagnosis rule, then according to the diagnosis rule of the storage to the vehicle part title and failure extracted
Phenomenon makes inferences to obtain failure cause and/or solution.
Step S14, exports the failure cause and/or solution.
It is determined that after failure cause and/or solution, identified failure cause and/or solution can be entered
Row output, for example, the failure cause and/or solution can be converted into voice and/or word output, to facilitate user
Read.
Extracting parts title in the failure problems that failure answering method provided in an embodiment of the present invention is proposed from user first
And phenomenon of the failure, then the vehicle part title and phenomenon of the failure extracted are made inferences to obtain according to the diagnosis rule of storage
Failure cause and/or solution are obtained, realizes and failure cause and/or solution party is found out by inference mode rather than inquiry mode
Case, with the higher degree of accuracy.
Based on above-described embodiment, it is described hereinafter and how sets up diagnosis rule.
When setting up diagnosis rule, it is necessary first to which the data for carrying out failure classes problem prepare.For example can be from vehicle repairing factory, 4S
Shop obtains the data of failure classes problem, and the failure that wherein data of failure classes problem can include producing after all parts failure shows
As and its solution.In addition it is also possible to obtain the data of failure classes problem by network crawl or expertise data.
Then edit can be carried out to the failure classes data obtained, obtains the database on vehicle trouble, the database can
With including one or more phenomena of the failure and with corresponding to each phenomenon of the failure in one or more phenomena of the failure
Failure cause and/or solution.
It is then possible to extract diagnosis rule from the above-mentioned database on vehicle trouble, i.e. before extraction is out of order
Carry and failure conclusion.It is alternatively possible to extract diagnosis rule from the database using the mode of Relation extraction.It is optional
The form of diagnosis rule at ground, institute's extraction can be with as follows：
Rule1:
If auto_part=" gearshift magnetic valve " and phenomenon=" interim card "
Then auto_part=" D gears ", phenomenon=" pause and transition in rhythm or melody "
Rule2:
If auto_part=" D gears " and phenomenon=" pause and transition in rhythm or melody "
Then auto_part=" vehicle ", phenomenon=" pause and transition in rhythm or melody "
Pass through observation, it is found that Rule1 produces the condition that conclusion part is Rule2, by so similar a series of
Rule-based reasoning, when user put question to " vehicle pause and transition in rhythm or melody, what" when, by above-mentioned rule, can be both out of order original with reasoning
Cause：Part " gearshift magnetic valve " occurs in that " interim card " phenomenon.
Further, extract diagnosis rule from the database on vehicle trouble it is possible that some errors or
Some data are omitted, it is therefore possible to use the mode manually proofreaded is proofreaded and/or pin to the diagnosis rule extracted
Data to omission are supplemented, and more accurate failure cause and/or solution are provided so as to the failure problems that are proposed for user
Certainly scheme.
Fig. 2 shows the structured flowchart of vehicle trouble question and answer system provided in an embodiment of the present invention.As shown in Fig. 2 this hair
Bright embodiment also provides a kind of vehicle trouble question and answer system, and the device is used for vehicular field, for being that user is answered on vehicle
All kinds of problems of failure, specifically, described device can include：Receiving module 21, is asked for receiving the failure that user is proposed
Topic, for example, receiving module 21 can receive the problem of user is proposed by microphone；Extraction module 22, for from described therefore
Trouble unit title and phenomenon of the failure are extracted in barrier problem, it is alternatively possible to the failure proposed by semantic analysis from user
Component names and phenomenon of the failure are extracted in problem；Reasoning module 23, for the diagnosis rule according to storage to the car that is extracted
Component names and phenomenon of the failure are made inferences to obtain failure cause and/or solution, and the diagnosis rule includes failure
Premise and failure conclusion；And output module 24, for exporting the failure cause and/or solution, for example, can be by institute
State failure cause and/or solution is converted into voice and/or word output, to facilitate user to read.The embodiment of the present invention is carried
The vehicle trouble question and answer system of confession can provide the user more accurate failure cause and/or solution by inference mode.
It is alternatively possible to be pushed away using Drools regulation engines to the vehicle part title and phenomenon of the failure extracted
Reason, Drools regulation engines are that have high scalability, the regulation engine of high scalability based on Java language.But the present invention is real
Apply example and be not restricted to this, for example, it is also possible to using PROLOG rule inference procedure etc. come to the vehicle part title extracted
Made inferences with phenomenon of the failure.
Further, the vehicle trouble question and answer system can also include abstraction module, for from vehicle trouble
The diagnosis rule is extracted in database, the database includes one or more phenomena of the failure and one or more with this
The failure cause and/or solution corresponding to each phenomenon of the failure in phenomenon of the failure.Alternatively, abstraction module can profit
The diagnosis rule is extracted from the database with the mode of Relation extraction.
Wherein it is possible to by the failure classes problem data from acquisitions such as vehicle repairing factory, 4S shops, or can be captured by network
Mode or failure classes problem data is obtained from expertise data, so as to set up the database.
The concrete operating principle and benefit of vehicle trouble question and answer system provided in an embodiment of the present invention are real with the invention described above
The concrete operating principle for applying the vehicle trouble answering method of example offer is similar with benefit, will not be described in great detail here.
Correspondingly, the embodiment of the present invention also provides a kind of machinable medium, is deposited on the machinable medium
Instruction is contained, the instruction is used for when being executable by a machine so that the machine performs above-mentioned vehicle trouble answering method.
The embodiment of the present invention realizes the inference method and dress of vehicle part failure question and answer by way of production rule
Put.After user's proposition problem, by the rule relation between part, phenomenon, failure cause and corresponding solution party are inferred
Method, it can provide the user the degree of accuracy very high answer.
The optional embodiment of example of the present invention is described in detail above in association with accompanying drawing, still, the embodiment of the present invention is not limited
Detail in above-mentioned embodiment, can be to the embodiment of the present invention in the range of the technology design of the embodiment of the present invention
Technical scheme carry out a variety of simple variants, these simple variants belong to the protection domain of the embodiment of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the embodiment of the present invention pair
Various possible combinations no longer separately illustrate.
It will be appreciated by those skilled in the art that realizing that all or part of step in above-described embodiment method can be by
Program instructs the hardware of correlation to complete, and the program storage is in a storage medium, including some instructions are to cause one
Individual (can be single-chip microcomputer, chip etc.) or processor (processor) perform the whole of each embodiment methods described of the application
Or part steps.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
In addition, can also be combined between a variety of embodiments of the embodiment of the present invention, as long as it is not
The thought of the embodiment of the present invention is run counter to, it should equally be considered as disclosure of that of the embodiment of the present invention.
Claims (11)
1. a kind of vehicle trouble answering method, it is characterised in that this method includes：
Receive the failure problems that user is proposed；
Trouble unit title and phenomenon of the failure are extracted from the failure problems；
The vehicle part title and phenomenon of the failure extracted are made inferences to obtain failure cause according to the diagnosis rule of storage
And/or solution, the diagnosis rule include failure premise and failure conclusion；And
Export the failure cause and/or solution.
2. according to the method described in claim 1, it is characterised in that the diagnosis rule is set up by following steps：
The diagnosis rule is extracted from the database on vehicle trouble, the database is existing including one or more failures
As and with failure cause and/or solution corresponding to each phenomenon of the failure in one or more phenomena of the failure.
3. method according to claim 2, it is characterised in that institute is extracted in the database from vehicle trouble
Stating diagnosis rule includes：
The diagnosis rule is extracted from the database using the mode of Relation extraction.
4. according to the method described in claim 1, it is characterised in that described that vehicle part title is extracted from the failure problems
Include with phenomenon of the failure：
The failure problems are carried out semantic analysis to extract the trouble unit title and the phenomenon of the failure.
5. according to the method described in claim 1, it is characterised in that the vehicle part title and phenomenon of the failure to being extracted
Make inferences including：
The vehicle part title and phenomenon of the failure extracted are made inferences using Drools regulation engines.
6. a kind of vehicle trouble question and answer system, it is characterised in that the device includes：
Receiving module, for receiving the failure problems that user is proposed；
Extraction module, for extracting trouble unit title and phenomenon of the failure from the failure problems；
Reasoning module, for the diagnosis rule according to storage the vehicle part title and phenomenon of the failure extracted are made inferences with
Failure cause and/or solution are obtained, the diagnosis rule includes failure premise and failure conclusion；And
Output module, for exporting the failure cause and/or solution.
7. device according to claim 6, it is characterised in that described device also includes：
Abstraction module, for extracting the diagnosis rule from the database on vehicle trouble, the database includes one
Individual or multiple phenomena of the failure and with the failure cause corresponding to each phenomenon of the failure in one or more phenomena of the failure
And/or solution.
8. device according to claim 7, it is characterised in that the abstraction module is using the mode of Relation extraction from described
The diagnosis rule is extracted in database.
9. device according to claim 6, it is characterised in that the extraction module carries out semantic point to the failure problems
Analyse to extract the trouble unit title and the phenomenon of the failure.
10. device according to claim 6, it is characterised in that the reasoning module is come pair using Drools regulation engines
The vehicle part title and phenomenon of the failure extracted make inferences.
11. be stored with instruction on a kind of machinable medium, the machinable medium, the instruction is used for by machine
The machine is caused to perform the method according to any one claim in claim 1 to 5 during execution.
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| CN201710347656.4A CN107169104A (en) | 2017-05-17 | 2017-05-17 | Vehicle trouble answering method and device |
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| CN201710347656.4A CN107169104A (en) | 2017-05-17 | 2017-05-17 | Vehicle trouble answering method and device |
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Effective date of registration: 20181218 Address after: 100024 Sihui Building, 1008 Huihen Street, Chaoyang District, Beijing 2020W Applicant after: Tian Zhaojie Address before: 100094 Building No. 10, UYOU Software Park Center, 68 Beiqing Road, Haidian District, Beijing Applicant before: Beijing wisdom energy technology Co., Ltd. |
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Application publication date: 20170915 |