CN111078927A - Method, device and storage medium for identifying driver identity based on family tree data - Google Patents
Method, device and storage medium for identifying driver identity based on family tree data Download PDFInfo
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Abstract
The invention provides a method, a device and a storage medium for identifying the identity of a driver based on family tree data, wherein the method comprises the following steps: constructing a plurality of family tree face image databases based on the personnel basic database; associating the license plate number with at least one family tree face image database in the plurality of family tree face image databases; and acquiring at least one family tree face image database related to the photographed license plate number, matching the photographed driver face image in the at least one family tree face image database, and identifying the identity of the driver from the family tree face image database if the matching is successful. The family tree database is constructed according to the social relationship of the driver, the face image data in the family tree database is relatively less, so that the identity recognition accuracy of the driver is improved, and the family members of the driver can be quickly contacted based on the family tree face image database when the family members of the driver need to be contacted.
Description
Technical Field
The invention relates to the technical field of intelligent transportation, in particular to a method, a device and a storage medium for identifying the identity of a driver based on family tree data.
Background
An Intelligent Transportation System (ITS) is also called an Intelligent Transportation System (Intelligent Transportation System), and is a comprehensive Transportation System which effectively and comprehensively applies advanced scientific technologies (information technology, computer technology, data communication technology, sensor technology, electronic control technology, automatic control theory, operational research, artificial intelligence and the like) to Transportation, service control and vehicle manufacturing and strengthens the relation among vehicles, roads and users, thereby forming a comprehensive Transportation System which ensures safety, improves efficiency, improves environment and saves energy.
Face recognition is a biometric technology for identity recognition based on facial feature information of a person. A series of related technologies, also commonly called face recognition and face recognition, are used to collect images or video streams containing faces by using a camera or a video camera, automatically detect and track the faces in the images, and then perform face recognition on the detected faces.
Because the intelligent transportation technology has high real-time requirements and more Chinese drivers, the efficiency of face recognition based on the driver database is low, and the requirements of intelligent transportation are difficult to meet.
Disclosure of Invention
The present invention provides the following technical solutions to overcome the above-mentioned drawbacks in the prior art.
A method of identifying a driver's identity based on pedigree data, the method comprising:
a building step, namely building a plurality of family tree face image databases based on a personnel basic database;
associating, namely associating the license plate number with at least one family tree face image database in the family tree face image databases;
and a step of identification, wherein at least one family tree face image database which is associated is obtained based on the shot license plate number, the shot face image of the driver is matched in the at least one family tree face image database, and if the matching is successful, the identity of the driver is identified from the family tree face image database.
Further, in the identifying step, if the matching fails, the facial image of the driver is matched in the personnel basis database to identify the identity of the driver.
Further, the constructing step operates by: analyzing and processing personnel relationship data in a personnel basic database to obtain pairwise personnel relationship, then inputting the pairwise personnel relationship data into a database, acquiring family tree data of all relationship personnel by using the database, and establishing the family tree face image databases based on the family tree data.
Further, the associating step operates as: and associating the license plate with the vehicle owner based on the relationship between the vehicle owner and the license plate, associating the vehicle owner with the family tree data, establishing association of a family tree face image database with the family tree data, and establishing association between the license plate number and the at least one family tree face image database.
Further, the matching is performed based on the structured images, and the matching success means that the matching degree of the two images exceeds a certain threshold.
The invention also provides a device for identifying the identity of the driver based on the family tree data, which comprises the following components:
the construction unit is used for constructing a plurality of family tree face image databases based on the personnel basic database;
the association unit is used for associating the license plate number with at least one family tree face image database in the family tree face image databases;
and the identification unit is used for acquiring at least one family tree face image database related to the photographed license plate number, matching the photographed face image of the driver in the at least one family tree face image database, and identifying the identity of the driver from the family tree face image database if the matching is successful.
Furthermore, in the identification unit, if the matching fails, the facial image of the driver is matched in the personnel basis database to identify the identity of the driver.
Further, the building unit performs the operations of: analyzing and processing personnel relationship data in a personnel basic database to obtain pairwise personnel relationship, then inputting the pairwise personnel relationship data into a database, acquiring family tree data of all relationship personnel by using the database, and establishing the family tree face image databases based on the family tree data.
Further, the association unit performs the following operations: and associating the license plate with the vehicle owner based on the relationship between the vehicle owner and the license plate, associating the vehicle owner with the family tree data, establishing association of a family tree face image database with the family tree data, and establishing association between the license plate number and the at least one family tree face image database.
Further, the matching is performed based on the structured images, and the matching success means that the matching degree of the two images exceeds a certain threshold.
The present invention also proposes a computer-readable storage medium having stored thereon computer program code means for performing any of the above-mentioned means when said computer program code means is executed by a computer.
The invention has the technical effects that: the invention discloses a method for identifying the identity of a driver based on family tree data, which comprises the following steps: a building step, namely building a plurality of family tree face image databases based on a personnel basic database; associating, namely associating the license plate number with at least one family tree face image database in the family tree face image databases; and a step of identification, wherein at least one family tree face image database which is associated is obtained based on the shot license plate number, the shot face image of the driver is matched in the at least one family tree face image database, and if the matching is successful, the identity of the driver is identified from the family tree face image database. The family tree database is constructed according to the social relationship of the driver, the face image data in the family tree database is relatively less, so that the identity recognition accuracy of the driver is improved, and the family members of the driver can be quickly contacted based on the family tree face image database when the family members of the driver need to be contacted.
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Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings.
Fig. 1 is a flowchart of a method of identifying a driver's identity based on pedigree data, according to an embodiment of the invention.
FIG. 2 is a schematic diagram of a graph database of person relationships according to an embodiment of the invention.
Fig. 3 is a block diagram of an apparatus for recognizing the identity of a driver based on family tree data according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the related invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The implementation basis of the invention is mainly to construct a family tree face image database with small data volume based on the social relationship of people, generally speaking, the probability of using between family members of private cars is high, so the invention provides the method for identifying the identity of the driver based on the family tree data, the speed of identifying the identity of the driver is greatly improved, the requirements of intelligent traffic are met, and the detailed description is provided below.
Fig. 1 illustrates a method of identifying a driver's identity based on pedigree data, the method comprising:
a building step S101, building a plurality of family tree face image databases based on a personnel basic database; the personnel base database may be a population database, a driver database, a wedding database, etc., a nationally networked database.
An association step S102, wherein a license plate number is associated with at least one family tree face image database in the family tree face image databases; for quick recognition, the license plate number needs to be associated with the family facial image database, so that when the vehicle license plate is shot, the corresponding family facial image database can be retrieved based on the license plate number, and the recognition speed is very high.
And a recognition step S103, acquiring at least one family tree face image database related to the photographed license plate number, matching the photographed face image of the driver in the at least one family tree face image database, and recognizing the identity of the driver from the family tree face image database if the matching is successful. In the identification step S103, if the matching fails, the facial image of the driver is matched in the personnel basis database to identify the identity of the driver. Therefore, the driver identity recognition is firstly carried out from the family tree database, the data volume of the family tree face image database is small, generally the data volume is less than 100, if the matching is unsuccessful, the person basic database is then used for matching, and the recognition speed is greatly improved.
In one embodiment, the building step operates by: analyzing and processing personnel relationship data in a personnel basic database to obtain a pairwise personnel relationship, inputting the pairwise personnel relationship data into a database, acquiring family tree data of all related personnel by using the database, establishing a plurality of family tree face image databases based on the family tree data, and establishing a database as shown in fig. 2.
In one embodiment, the associating step operates to: and associating the license plate with the vehicle owner based on the relationship between the vehicle owner and the license plate, associating the vehicle owner with the family tree data, and then establishing association of a family tree face image database with the family tree data, namely establishing association between the license plate number and the at least one family tree face image database.
In one embodiment, the matching is performed based on a structured image, and the successful matching means that the matching degree of the two images exceeds a certain threshold, and the structured image matching has the advantage of high speed, and of course, deep learning (such as a convolutional neural network) and other methods can be used to identify the facial image of the driver. The threshold is generally set to a value greater than 0.8 and less than 1, and the higher the threshold is set, the higher the accuracy of recognition, and preferably, the threshold is set to 0.85.
The method firstly identifies the identity of the driver from the family tree database, because the data volume of the family tree face image database is small, generally the data volume within 100 pieces, if the matching is unsuccessful, the person basic database is matched, so that the identification speed is greatly improved, and when the family of the driver needs to be contacted, the family of the driver can be quickly contacted based on the family tree face image database, which is an important invention point of the invention.
Fig. 3 shows an apparatus for identifying the identity of a driver based on family tree data according to the present invention, which includes:
a construction unit 201, which constructs a plurality of family facial image databases based on the personnel basic database; the personnel base database may be a population database, a driver database, a wedding database, etc., a nationally networked database.
The association unit 202 is configured to associate the license plate number with at least one family tree face image database in the plurality of family tree face image databases; for quick recognition, the license plate number needs to be associated with the family facial image database, so that when the vehicle license plate is shot, the corresponding family facial image database can be retrieved based on the license plate number, and the recognition speed is very high.
The identification unit 203 acquires at least one family tree face image database related to the photographed license plate number, matches the photographed face image of the driver in the at least one family tree face image database, and identifies the identity of the driver from the family tree face image database if the matching is successful. In the identification unit 203, if the matching fails, the facial image of the driver is matched in the personnel basis database to identify the identity of the driver. Therefore, the driver identity recognition is firstly carried out from the family tree database, the data volume of the family tree face image database is small, generally the data volume is less than 100, if the matching is unsuccessful, the person basic database is then used for matching, and the recognition speed is greatly improved.
In one embodiment, the build unit performs the operations of: analyzing and processing personnel relationship data in a personnel basic database to obtain a pairwise personnel relationship, inputting the pairwise personnel relationship data into a database, acquiring family tree data of all related personnel by using the database, establishing a plurality of family tree face image databases based on the family tree data, and establishing a database as shown in fig. 2.
In one embodiment, the association unit performs the operations of: and associating the license plate with the vehicle owner based on the relationship between the vehicle owner and the license plate, associating the vehicle owner with the family tree data, and then establishing association of a family tree face image database with the family tree data, namely establishing association between the license plate number and the at least one family tree face image database.
In one embodiment, the matching is performed based on a structured image, and the successful matching means that the matching degree of the two images exceeds a certain threshold, the structured image matching has the advantage of high speed, and of course, a device such as deep learning (e.g., a convolutional neural network, etc.) may also be used to identify the facial image of the driver. The threshold is generally set to a value greater than 0.8 and less than 1, and the higher the threshold is set, the higher the accuracy of recognition, and preferably, the threshold is set to 0.85.
The device firstly identifies the identity of the driver from the family tree database, because the data volume of the family tree face image database is small, generally the data volume within 100 pieces, if the matching is unsuccessful, the device goes to the personnel basic database for matching, so that the identification speed is greatly improved, and when the family of the driver needs to be contacted, the family of the driver can be quickly contacted based on the family tree face image database, which is an important invention point of the invention.
For convenience of description, the above devices are described as being divided into various units by function, and are described separately. Of course, the functionality of the units may be implemented in one or more software and/or hardware when implementing the present application.
From the above description of the embodiments, it is clear to those skilled in the art that the present application can be implemented by software plus necessary general hardware platform. Based on such understanding, the technical solutions of the present application may be essentially implemented or the portions that contribute to the prior art may be embodied in the form of a software product, which may be stored in a storage medium, such as ROM/RAM, a magnetic disk, an optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the apparatuses described in the embodiments or some portions of the embodiments of the present application.
Finally, it should be noted that: although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention and it is intended to cover in the claims the invention as defined in the appended claims.
Claims (11)
1. A method for identifying a driver's identity based on pedigree data, the method comprising:
a building step, namely building a plurality of family tree face image databases based on a personnel basic database;
associating, namely associating the license plate number with at least one family tree face image database in the family tree face image databases;
and a step of identification, wherein at least one family tree face image database which is associated is obtained based on the shot license plate number, the shot face image of the driver is matched in the at least one family tree face image database, and if the matching is successful, the identity of the driver is identified from the family tree face image database.
2. The method according to claim 1, wherein in the identifying step, if matching fails, the driver face image is matched in the people base database to identify the driver.
3. The method according to claim 1 or 2, characterized in that the building step operates by: analyzing and processing personnel relationship data in a personnel basic database to obtain pairwise personnel relationship, then inputting the pairwise personnel relationship data into a database, acquiring family tree data of all relationship personnel by using the database, and establishing the family tree face image databases based on the family tree data.
4. The method of claim 3, wherein the associating step operates by: and associating the license plate with the vehicle owner based on the relationship between the vehicle owner and the license plate, associating the vehicle owner with the family tree data, establishing association of a family tree face image database with the family tree data, and establishing association between the license plate number and the at least one family tree face image database.
5. The method according to any one of claims 1-4, wherein the matching is based on structured images, and the matching success is that the degree of matching between the two images exceeds a certain threshold.
6. An apparatus for identifying a driver's identity based on pedigree data, the apparatus comprising:
the construction unit is used for constructing a plurality of family tree face image databases based on the personnel basic database;
the association unit is used for associating the license plate number with at least one family tree face image database in the family tree face image databases;
and the identification unit is used for acquiring at least one family tree face image database related to the photographed license plate number, matching the photographed face image of the driver in the at least one family tree face image database, and identifying the identity of the driver from the family tree face image database if the matching is successful.
7. The apparatus according to claim 6, wherein the recognition unit matches the driver's face image in the people base database to recognize the driver's identity if the matching fails.
8. The apparatus according to claim 6 or 7, wherein the building unit performs the operations of: analyzing and processing personnel relationship data in a personnel basic database to obtain pairwise personnel relationship, then inputting the pairwise personnel relationship data into a database, acquiring family tree data of all relationship personnel by using the database, and establishing the family tree face image databases based on the family tree data.
9. The apparatus according to claim 8, wherein the associating unit performs the operations of: and associating the license plate with the vehicle owner based on the relationship between the vehicle owner and the license plate, associating the vehicle owner with the family tree data, establishing association of a family tree face image database with the family tree data, and establishing association between the license plate number and the at least one family tree face image database.
10. The apparatus according to any one of claims 6-9, wherein the matching is based on structured images, and the matching success means that the degree of matching between the two images exceeds a certain threshold.
11. A computer-readable storage medium, characterized in that the storage medium has stored thereon computer program code which, when executed by a computer, performs the apparatus of any of claims 1-5.
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| CN112687108A (en) * | 2020-06-28 | 2021-04-20 | 浙江大华技术股份有限公司 | Detection method and detection device for man-vehicle matching, shooting device and storage medium |
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