CN109887142A - A kind of method and identification device of vehicle identification - Google Patents
A kind of method and identification device of vehicle identification Download PDFInfo
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- CN109887142A CN109887142A CN201910152825.8A CN201910152825A CN109887142A CN 109887142 A CN109887142 A CN 109887142A CN 201910152825 A CN201910152825 A CN 201910152825A CN 109887142 A CN109887142 A CN 109887142A
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Abstract
The embodiment of the present application discloses the method and identification device of a kind of vehicle identification, for the biological information for assisting obtaining vehicle within a preset period of time or license board information by laser or white light, and these information are compared with presetting database information, realize the combination of biological characteristic the relevant technologies and vehicle recongnition technique, improve the accuracy and safety of vehicle identification process.The embodiment of the present application method includes: the characteristic information of identification device within a preset period of time by the auxiliary acquisition vehicle of laser or white light, and the characteristic information includes at least one of biological information and license board information；The identification device compares the characteristic information according to presetting database, generates comparison result, and the comparison result compares gained by the characteristic information and the presetting database；The identification device shows the comparison result.
Description
Technical field
This application involves field of image recognition, and in particular to a kind of method and identification device of vehicle identification.
Background technique
As parking lot industry gradually increases, car license recognition equipment has been widely used in parking lot entrance, closely
More pour within several years army, airport and high-grade cell etc., single identification license plate number is identified vehicle identification without
Method meets the requirement in terms of the safety of some special screnes.
Face recognition technology has a wide range of applications in security fields such as authentication, video monitorings.
However in practical applications, since site environment and application scenarios are ever-changing, while front windshield of vehicle kind
The case where class is different, and there are some pad pastings so as to the biological characteristic the relevant technologies of interior car owner and industrial application not compared with
Big breakthrough.
Summary of the invention
The embodiment of the present application provides a kind of method of vehicle identification, for obtaining vehicle by the auxiliary of laser or white light
Biological information or license board information within a preset period of time, and these information are compared with presetting database information,
It realizes the identification for vehicle, matches its drivers information, improve the accuracy and safety of vehicle identification process.
In order to achieve the above objectives, the embodiment of the present application provides the following technical solutions:
The application first aspect provides a kind of method of vehicle identification, and this method can be applied to high-precision identification device or contain
Have in the terminal device of identification device, the identification device that the method for the vehicle identification is related in the process of implementation is in terminal device
The middle corresponding functional entity of correspondence.This method may include: that identification device passes through the auxiliary acquisition vehicle of laser or white light pre-
If the characteristic information in the period, the characteristic information includes at least one of biological information and license board information；It is described
Identification device compares the characteristic information according to presetting database, generates comparison result, and the comparison result is believed by the feature
Breath compares gained with the presetting database；The identification device shows the comparison result.
Optionally, in some embodiments of the present application, the identification device obtains vehicle by the auxiliary of laser or white light
Characteristic information within a preset period of time may include: when the vehicle drives into predeterminable area, and the identification device uses
The laser or white light obtain the characteristic information of vehicle within a preset period of time.
Optionally, in some embodiments of the present application, the presetting database may include the biological information
With the corresponding relationship, default biological information and default license board information of the license board information.
Optionally, in some embodiments of the present application, the preset time period includes the first moment and the second moment, institute
It states identification device and the characteristic information of vehicle within a preset period of time is obtained by the auxiliary of laser or white light, may include: described
Identification device obtains the biological information by the auxiliary of laser or white light at first moment；The identification device exists
Second moment obtains the license board information.
Optionally, in some embodiments of the present application, the biological information includes recognition of face information, the vehicle
Board information includes characters on license plate information, and the identification device obtains vehicle within a preset period of time by the auxiliary of laser or white light
Characteristic information, may include: the identification device obtains the facial image by the auxiliary of the laser；The identification dress
It sets and face recognition algorithms is called to calculate the facial image, generate recognition of face information；Or, the identification device obtains the vehicle
Board image；The identification device calls Recognition Algorithm of License Plate to calculate the license plate image, generates characters on license plate information.
The application second aspect provides a kind of identification device, which, which has, realizes above-mentioned first aspect or first party
The function of the method for any one possible implementation of face.The function can also be executed by hardware realization by hardware
Corresponding software realization.The hardware or software include one or more modules corresponding with above-mentioned function.
The third aspect, the embodiment of the present application provide a kind of identification device, the identification device may include terminal device or
The entities such as chip, the identification device include: input/output (I/O) interface, processor and memory；The memory is used for
Store instruction；The processor is used to execute the described instruction in the memory, so that the identification device is executed as aforementioned
Method described in any one of first aspect.
Fourth aspect, the embodiment of the present application provides a kind of computer readable storage medium, including instruction, when it is in computer
When upper operation, so that computer executes the method as described in aforementioned first aspect and any optional implementation.
The computer storage medium include: USB flash disk, mobile hard disk, read-only memory (read-only memory, ROM), with
Machine accesses various Jie that can store program code such as memory (random access memory, RAM), magnetic or disk
Matter.
5th aspect, the embodiment of the present application provide a kind of computer program product, when run on a computer, so that
Computer executes the method as described in aforementioned first aspect and any optional implementation.
6th aspect, this application provides a kind of chip system, which includes processor, for supporting identification dress
It sets and realizes function involved in above-mentioned aspect, for example, sending or handling data and/or information involved in the above method.
In a kind of possible design, the chip system further includes memory, and the memory is necessary for saving identification device
Program instruction and data.The chip system is also possible to apply and executes corresponding function in identification device either identification device
The System on Chip/SoC of energy.
As can be seen from the above technical solutions, the embodiment of the present application has the advantage that
The embodiment of the present application obtains the biological information of vehicle within a preset period of time by the auxiliary of laser or white light
Or license board information, and these information are compared with presetting database information, realize the identification for vehicle and driver
The matching of information combines biological characteristic the relevant technologies and vehicle recongnition technique, improves the accuracy of vehicle identification process, with
And safety.
Detailed description of the invention
Fig. 1 is a kind of vehicle identification method schematic diagram provided by the embodiments of the present application；
Fig. 2 is a kind of application scenario diagram provided by the embodiments of the present application；
Fig. 3 is that a kind of recognition result provided by the embodiments of the present application shows scene；
Fig. 4 is a kind of structural schematic diagram of identification device provided by the embodiments of the present application；
Fig. 5 is the structural schematic diagram of another identification device provided by the embodiments of the present application.
Specific embodiment
With reference to the accompanying drawing, embodiments herein is described, it is clear that described embodiment is only the application
The embodiment of a part, instead of all the embodiments.Those of ordinary skill in the art are it is found that with the development of technology and new field
The appearance of scape, technical solution provided by the embodiments of the present application are equally applicable for similar technical problem.
The embodiment of the present application provides a kind of method of vehicle identification, for obtaining vehicle by the auxiliary of laser or white light
Biological information or license board information within a preset period of time, and these information are compared with presetting database information,
It realizes for the identification of vehicle and the matching of drivers information, biological characteristic the relevant technologies and vehicle recongnition technique is mutually tied
It closes, improves the accuracy and safety of vehicle identification process.
As parking lot industry gradually increases, car license recognition equipment has been widely used in parking lot entrance, closely
More pour within several years army, airport and high-grade cell etc., single identification license plate number is identified vehicle identification without
Method meets the requirement in terms of the safety of some special screnes.Face recognition technology is led safely in authentication, video monitoring etc.
Domain has a wide range of applications.
However in practical applications, since site environment and application scenarios are ever-changing, while front windshield of vehicle kind
The case where class is different, and there are some pad pastings so as to the biological characteristic the relevant technologies of interior car owner and industrial application not compared with
Big breakthrough.
The method that the present embodiment proposes is to solve the problems, such as this, for ease of understanding, below to the specific stream in the present embodiment
Journey is described, as shown in Figure 1, be a kind of vehicle identification method schematic diagram provided by the embodiments of the present application, this method include but
It is not limited to following steps:
101, identification device obtains the characteristic information of vehicle within a preset period of time by the auxiliary of laser or white light；
In the present embodiment, characteristic information may include at least one of biological information and license board information, it is possible to
Only biological information, it is also possible to only license board information, it is also possible to which biological information and license board information have, specifying information
Depending on type is because of actual scene, herein without limitation.
In the present embodiment, biological information may include facial image, iris image or retinal images, also can wrap
The data parameters generated by features described above image are included, depending on concrete scene is because of actual conditions, herein without limitation.
In the present embodiment, it also may include generating because of license plate number that license board information, which may include license plate number information,
Data parameters, depending on concrete scene is because of actual conditions, herein without limitation.
In a kind of possible scene, identification device within a preset period of time can be respectively to biological information and license plate
Information identified, such as: biological information is identified at the first moment, identifies license board information at the second moment.
It is understood that the first moment may corresponding be one piece of region or the headstock institute where the first moment vehicle
One line of triggering was denoted as the first moment that is, when vehicle reaches predeterminable area or default firing line, and identification device carries out at this time
Corresponding operation.
In alternatively possible scene, identification device can also first identify biological information, if biological information
With information matches in database, then license board information is identified again, report relevant information if mismatching, handle to staff；
Identification device can also first identify license board information, then identify biological information, and specific recognition sequence is due to actual scene demand
It is fixed, herein without limitation.
In the present embodiment, identification device can be equipped with laser aid or the quick-fried picture pick-up device for dodging device, the picture pick-up device
It can be speed dome camera, gun type camera or dome type camera, depending on the selection of specific video camera is because of actual scene, herein not
It limits.
It should be noted that recognition effect may be subjected to the influence of glass for vehicle window, example when obtaining biological information
Such as: vehicle window pad pasting or situations such as speckle with rainwater, at this point, identification device can open laser aid transmitting laser penetration vehicle window, with auxiliary
Camera is helped to obtain biological information, such as: facial image is obtained using laser；Identification device can also be quick-fried by white light
Device is dodged to penetrate vehicle window, and biological information is captured with auxiliary camera；It is understood that obscured in some license plates
In scene, identification device is also possible to obtain license board information using laser aid or quick-fried sudden strain of a muscle device, specific light source selection method
Depending on actual scene, herein without limitation.
102, identification device compares the characteristic information according to presetting database, generates comparison result；
In the present embodiment, presetting database may include: that license board information, biological information or license board information and biology are special
The corresponding relationship of reference breath, i.e., when the characteristic information of acquisition is license board information, then the license board information and lane database that will acquire
The license board information of access carries out search comparison；When the characteristic information of acquisition is biometric information, then the biology that will acquire is known
The biometric information of access carries out search comparison in other information and date library；When the characteristic information of acquisition include license board information with
When biometric information, then its corresponding relationship is compared, such as: lane database has Zhang San and corresponds to license plate ZK0000, if obtain
License board information is ZK000 in characteristic information, and biometric information is determined as Zhang San, then the vehicle access.
103, identification device shows comparison result.
In the present embodiment, identification device can be sounded an alarm according to comparison result, comparison result can also be shown certainly
Body can also set the terminal that comparison result is transferred to relevant staff by way of wirelessly or non-wirelessly on display
It is standby upper, depending on concrete mode is because of actual scene, herein without limitation.
Method through the foregoing embodiment realizes the identification for vehicle and the matching of drivers information, improves vehicle
The accuracy and safety of identification process.
In a kind of specific scene, as shown in Fig. 2, being a kind of application scenario diagram provided by the embodiments of the present application, vehicle
An identification region can be passed through, identification region can identify respectively characteristic information according to preset condition, below with reference to scene
It illustrates.
When the first identification line 201 is triggered on vehicle head, identification device 203 obtains license board information by camera, and adjusts
With digital recognizer, the content on license plate is identified, such as: ZK000, it is to be understood that identification device 203 obtained can be with
It is the image with characters on license plate, is also possible to be the character code obtained according to license plate image, concrete mode is because of actual demand
Depending on, herein without limitation.
When the second identification line 202 is triggered on vehicle head, identification device 203 obtains face figure by laser penetration vehicle window
Picture, and face recognition algorithms are called, facial image is analyzed, obtains person recognition result, at this point, identification device 203 can
With according to before obtain license plate comparison result or person recognition result to the vehicle make secure match judgement, and send with
Related personnel checks.
In a kind of possible scene, comparison result can use mode shown in Fig. 3, as shown in figure 3, being the application reality
A kind of recognition result for applying example offer shows scene.
The content of display may include time, information of vehicles or result, wherein information of vehicles may include: license plate number, drive
People, identification types or secondary light source, such as: recognition time 24:00, license plate number ZK0000 drive artificial Zhang San, identification dress
The biological information used is set as facial image, identification device uses the characteristic information of laser acquisition, and according to information of vehicles
With the comparison of presetting database, show that matching result is normal, the vehicle access.
The embodiment of the present application can be applied in identification device according to the above method, and carry out functional module to identification device
Division two or more functions can also be integrated for example, each functional module of each function division can be corresponded to
In a processing module.Above-mentioned integrated module both can take the form of hardware realization, can also use software function mould
The form of block is realized.It should be noted that being schematical, only a kind of logic to the division of module in the embodiment of the present application
Function division, there may be another division manner in actual implementation.
For example, in the case where to use the integrated each functional unit of model split, as shown in figure 4, being that the application is implemented
A kind of structural schematic diagram for identification device that example provides.
If Fig. 4 shows, identification device 400 provided by the embodiments of the present application includes acquiring unit 401, comparing unit 402 and shows
Show unit 403.
Acquiring unit 401, for obtaining the characteristic information of vehicle within a preset period of time by the auxiliary of laser or white light,
The characteristic information includes at least one of biological information and license board information；
Comparing unit 402 generates comparison result, the comparison for comparing the characteristic information according to presetting database
As a result gained is compared by the characteristic information and the presetting database；
Display unit 403, for showing the comparison result.
Optionally, the acquiring unit 401, specifically for when the vehicle drives into predeterminable area, the identification device
The characteristic information of vehicle within a preset period of time is obtained using the laser or white light.
Optionally, the presetting database includes the corresponding relationship, pre- of the biological information and the license board information
If biological information and default license board information.
Optionally, the acquiring unit 401, specifically for being obtained at first moment by the auxiliary of laser or white light
The biological information obtains the license board information at second moment.
Optionally, the acquiring unit 401 is specifically used for obtaining the facial image using the laser, calls face
Recognizer calculates the facial image, generates recognition of face information；Or, the acquiring unit 401, is specifically used for described in use
White light obtains the license plate image, and Recognition Algorithm of License Plate is called to calculate the license plate image, generates characters on license plate information.
Wherein, all related contents for each step that above method embodiment is related to can quote corresponding function unit
Function description, details are not described herein.
In the present embodiment, identification device 400 can be in the form of the integrated each functional module of model split
It is existing.Here " module " can refer to application-specific integrated circuit (application-specific integrated
Circuit, ASIC), circuit, the processor and memory of the one or more softwares of execution or firmware program, integrated logic circuit,
And/or other can provide the device of above-mentioned function.In a simple embodiment, those skilled in the art is contemplated that
Identification device 400 can use form shown in fig. 5.
As shown in figure 5, being the structural schematic diagram of another identification device provided by the embodiments of the present application, identification device 500
It include: input/output (I/O) interface 501, processor 502, memory 503.Specifically, the processor 502 in Fig. 5 can lead to
The computer executed instructions called and stored in memory 503 are crossed, so that identification device 500 executes the reality in above method embodiment
The method of existing vehicle identification.
Specifically, function/realization process of acquiring unit 401, comparing unit 402 and display unit 403 in Fig. 4 can be with
The computer executed instructions stored in memory 503 are called to realize by the processor 502 in Fig. 5.Alternatively, obtaining in Fig. 4
Take function/realization process of unit 401, comparing unit 402 and display unit 403 can be by the input/output (I/ in Fig. 5
O) interface 501 is realized.
Since identification device 500 provided by the embodiments of the present application can be used for executing the method for vehicle identification, institute's energy
The technical effect of acquisition can refer to above method embodiment, and details are not described herein.
Optionally, the embodiment of the present application provides a kind of chip system, which includes processor, knows for supporting
The method that other device realizes above-mentioned vehicle identification.In a kind of possible design, which further includes memory.The storage
Device, for saving the necessary program instruction of identification device and data.The chip system can be made of chip, also may include
Chip and other discrete devices, the embodiment of the present application are not especially limited this.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real
It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.
The computer program product includes one or more computer instructions.Load and execute on computers the meter
When calculation machine program instruction, entirely or partly generate according to process or function described in the embodiment of the present application.The computer can
To be general purpose computer, special purpose computer, computer network or other programmable devices.The computer instruction can be deposited
Storage in a computer-readable storage medium, or from a computer readable storage medium to another computer readable storage medium
Transmission, for example, the computer instruction can pass through wired (example from a web-site, computer, server or data center
Such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave) mode to another website
Website, computer, server or data center are transmitted.The computer readable storage medium can be computer and can deposit
Any usable medium of storage either includes that the data storages such as one or more usable mediums integrated server, data center are set
It is standby.The usable medium can be magnetic medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or partly lead
Body medium (such as solid state hard disk solid state disk (SSD)) etc..
The description and claims of this application and term " first " in above-mentioned attached drawing, " second " etc. are for distinguishing
Similar object, without being used to describe a particular order or precedence order.It should be understood that the data used in this way are in appropriate feelings
It can be interchanged under condition, so that the embodiments described herein can be real with the sequence other than the content for illustrating or describing herein
It applies.In addition, term " includes " and " having " and their any deformation, it is intended that cover it is non-exclusive include, for example, packet
The process, method, system, product or equipment for having contained series of steps or module those of be not necessarily limited to be clearly listed step or
Module, but may include other steps being not clearly listed or intrinsic for these process, methods, product or equipment or
Module.Occur in this application to step carry out name perhaps number be not meant to must according to name or number
Indicated time/logic sequencing executes the step in method flow, and named or number process step can be with
Execution order is changed according to the technical purpose to be realized, as long as identical or similar technical effect can be reached.This Shen
Please appeared in module division, be a kind of division in logic, can have other division side when realizing in practical application
Formula, such as multiple modules can be combined into or are integrated in another system, or some features can be ignored or not executed, separately
Outside, shown or discussion mutual coupling, direct-coupling or communication connection can be through some interfaces, module
Between indirect coupling or communication connection can be electrical or other similar form, be not construed as limiting in the application.Also, make
It can be the separation that may not be physically for the module or submodule of separate part description, can be and may not be physics
Module, or can be distributed in multiple circuit modules, some or all of modules can be selected according to the actual needs
To realize the purpose of application scheme.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium may include: ROM, RAM, disk or CD etc..
Detailed Jie has been carried out to the method for vehicle identification provided by the embodiment of the present application, identification device and system above
It continues, specific examples are used herein to illustrate the principle and implementation manner of the present application, and the explanation of above embodiments is only
It is to be used to help understand the method for this application and its core ideas；At the same time, for those skilled in the art, according to this Shen
Thought please, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage
Solution is the limitation to the application.
Claims (10)
1. a kind of method of vehicle identification characterized by comprising
Identification device obtains the characteristic information of vehicle within a preset period of time, the characteristic information by the auxiliary of laser or white light
Including at least one of biological information and license board information；
The identification device compares the characteristic information according to presetting database, generates comparison result, the comparison result is by institute
It states characteristic information and the presetting database compares gained；
The identification device shows the comparison result.
2. the method according to claim 1, wherein the identification device is obtained by the auxiliary of laser or white light
The characteristic information of vehicle within a preset period of time, comprising:
When the vehicle drives into predeterminable area, the identification device obtains vehicle in preset time using the laser or white light
Characteristic information in section.
3. the method according to claim 1, wherein the presetting database include the biological information with
The corresponding relationship of the license board information, default biological information and default license board information.
4. method according to claim 1-3, which is characterized in that the preset time period include the first moment with
Second moment, the identification device obtain the characteristic information of vehicle within a preset period of time, packet by the auxiliary of laser or white light
It includes:
The identification device obtains the biological information by the auxiliary of laser or white light at first moment；
The identification device obtains the license board information at second moment.
5. method according to claim 1-3, which is characterized in that the biological information includes recognition of face
Information, the license board information include characters on license plate information, and the identification device obtains vehicle by the auxiliary of laser or white light and exists
Characteristic information in preset time period, comprising:
The identification device obtains the facial image by the auxiliary of the laser；
The identification device calls face recognition algorithms to calculate the facial image, generates recognition of face information；
Or,
The identification device obtains the license plate image；
The identification device calls Recognition Algorithm of License Plate to calculate the license plate image, generates characters on license plate information.
6. a kind of identification device characterized by comprising
Acquiring unit, for obtaining the characteristic information of vehicle within a preset period of time, the spy by the auxiliary of laser or white light
Reference breath includes at least one of biological information and license board information；
Comparing unit generates comparison result, the comparison result is by institute for comparing the characteristic information according to presetting database
It states characteristic information and the presetting database compares gained；
Display unit, for showing the comparison result.
7. identification device according to claim 6, which is characterized in that
The acquiring unit, specifically for when the vehicle drives into predeterminable area, the identification device using the laser or
White light obtains the characteristic information of vehicle within a preset period of time.
8. identification device according to claim 6, which is characterized in that the presetting database includes the biological characteristic letter
The corresponding relationship, default biological information and default license board information of breath and the license board information.
9. according to the described in any item identification devices of claim 6-8, which is characterized in that when the preset time period includes first
It carves and the second moment；
The acquiring unit is believed specifically for obtaining the biological characteristic by the auxiliary of laser or white light at first moment
Breath obtains the license board information at second moment.
10. according to the described in any item identification devices of claim 6-8, which is characterized in that the biological information includes people
Face identification information, the license board information include characters on license plate information,
The acquiring unit calls face recognition algorithms specifically for obtaining the facial image by the auxiliary of the laser
The facial image is calculated, recognition of face information is generated；
Or,
The acquiring unit is specifically used for obtaining the license plate image, and Recognition Algorithm of License Plate is called to calculate the license plate image, raw
At characters on license plate information.
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| CN201910152825.8A CN109887142A (en) | 2019-02-28 | 2019-02-28 | A kind of method and identification device of vehicle identification |
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| CN106934424A (en) * | 2017-03-17 | 2017-07-07 | 中控智慧科技股份有限公司 | identification management method and device |
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