CN105847293B - A kind of method and terminal for realizing system login based on image recognition - Google Patents
A kind of method and terminal for realizing system login based on image recognition Download PDFInfo
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- CN105847293B CN105847293B CN201610338829.1A CN201610338829A CN105847293B CN 105847293 B CN105847293 B CN 105847293B CN 201610338829 A CN201610338829 A CN 201610338829A CN 105847293 B CN105847293 B CN 105847293B
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- keyword
- picture
- characteristic body
- user
- image
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
Abstract
The embodiment of the present invention provides a kind of method and terminal that system login is realized based on image recognition, allows user's easily login system with lower cost.The described method includes: obtaining keyword corresponding with the user name according to the user name of user；Judge the picture that uploads when user logs in whether include keyword description corresponding with user name characteristic body；If the uploading pictures include the characteristic body of keyword description, verifies and described log in legal and allow to log in.Since user acquires image without special pattern recognition device, and it only needs to provide existing available picture in entry stage and provides existing available picture and keyword corresponding with the characteristic body in picture in registration phase, the system login based on image recognition can be realized, therefore, the embodiment of the present invention is realized with lower cost allows user easily to log in the systems such as mailbox, forum.
Description
Technical field
The invention belongs to information security field more particularly to a kind of method, dresses that system login is realized based on image recognition
It sets and terminal.
Background technique
Currently, realize system login, for example, log in forum, mailbox etc. it is main by the way of " user name+password " into
Row.With pattern-recognition, particularly the development of image recognition technology, using image recognition technologys such as fingerprint recognition, recognitions of face
Also become a kind of relatively conventional system login mode now.
By taking face recognition technology realizes system login as an example, this mode is in advance that the face of the legitimate user of registration is special
Parameter input database is levied, when certain user logs in, first with the facial image of the image acquisition device user, then
The characteristic parameter for analyzing and extracting facial image, the characteristic parameter for the facial image that will acquire and the facial image of Input of Data
Characteristic parameter be compared, if the two coincide if allow to log in.
Obviously, using face recognition technology as the system login mode of representative, with the proviso that must have image collecting device
Or component.This premise makes face recognition technology realize that system login not only increases image capture device cost, more
It is essential that this method does not have versatility, for example, just cannot achieve system on the equipment without these acquisition images
Login.
Summary of the invention
The embodiment of the present invention provides a kind of method, apparatus and terminal that system login is realized based on image recognition, to allow use
Family can also pass through image recognition login system in the case where not having image collecting device.
First aspect of the embodiment of the present invention provides a kind of method for realizing system login based on image recognition, the method packet
It includes:
According to the user name of the user, keyword corresponding with the user name is obtained；
Judge the picture that uploads when user logs in whether include keyword description corresponding with user name characteristic body；
If the uploading pictures include the characteristic body of keyword description, verifies and described log in legal and allow to step on
Record.
Second aspect of the embodiment of the present invention provides a kind of terminal, and the terminal includes:
Keyword acquiring unit obtains keyword corresponding with the user name for the user name according to the user；
Judging unit, whether the picture uploaded when for judging that user logs in includes keyword corresponding with user name
The characteristic body of description；
Authentication unit, if it includes that the keyword is retouched that the judging result for the judging unit, which is the uploading pictures,
The characteristic body stated, then verify it is described log in it is legal and allow to log in.
The technical solution provided from the embodiments of the present invention since user is not necessarily to special image collecting device it is found that adopt
Collect image, and only needs to provide existing available picture in entry stage and provide existing available picture in registration phase
With keyword corresponding with the characteristic body in picture, the system login based on image recognition can be realized, therefore, the present invention is implemented
The technical solution that example provides makes user also can be by way of image recognition in the case where not having image collecting device
Login system, it is highly-safe, and more there is versatility.
Detailed description of the invention
Fig. 1 is the implementation process signal for the method that system login is realized based on image recognition that the embodiment of the present invention one provides
Figure；
Fig. 2 is the structural schematic diagram of the device provided by Embodiment 2 of the present invention that system login is realized based on image recognition；
Fig. 3-a is the structural representation for the device that system login is realized based on image recognition that the embodiment of the present invention three provides
Figure；
Fig. 3-b is the structural representation for the device that system login is realized based on image recognition that the embodiment of the present invention four provides
Figure；
Fig. 4-a is the structural representation for the device that system login is realized based on image recognition that the embodiment of the present invention five provides
Figure；
Fig. 4-b is the structural representation for the device that system login is realized based on image recognition that the embodiment of the present invention six provides
Figure；
Fig. 4-c is the structural representation for the device that system login is realized based on image recognition that the embodiment of the present invention seven provides
Figure；
Fig. 5 is the structural schematic diagram for the terminal that the embodiment of the present invention eight provides.
Specific embodiment
In order to which the purpose of the present invention, technical solution and beneficial effect is more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
The embodiment of the present invention provides a kind of method for realizing system login based on image recognition, which comprises according to
The user name of user obtains keyword corresponding with the user name；Judge whether the picture uploaded when user logs in wraps
The characteristic body of the description containing keyword corresponding with user name；If the uploading pictures include the feature of the keyword description
Object, then verify it is described log in it is legal and allow to log in.The embodiment of the present invention also provides corresponding terminal.It carries out individually below detailed
Explanation.
Attached drawing 1 is please referred to, is the reality for the method for realizing system login based on image recognition that the embodiment of the present invention one provides
Existing flow diagram, the executing subject of this method can be a kind of terminal, can be the mobile terminals such as mobile phone, be also possible to and hand
The server device that the mobile terminals such as machine can communicate, for example, server etc..The exemplary method of attached drawing 1 mainly includes following step
Rapid S101 to step S103.
S101 obtains keyword corresponding with the user name according to the user name of user.
It is inputted unlike password again after inputting user name from the prior art, technical solution provided by the invention is defeated
After access customer name, the picture comprising characteristic body is uploaded.It should be noted that in embodiments of the present invention, keyword is for describing
Characteristic body of the user in the provided picture of registration phase.Keyword is provided in registration phase, that is, in the user according to user
Name, before obtaining keyword corresponding with the user name, technical solution provided in an embodiment of the present invention further includes receiving user
The information used in the registration that registration phase provides, information used in the registration includes user name, key corresponding with the user name
The picture of word and the characteristic body comprising keyword description；Then, save user name and keyword corresponding relationship and
The corresponding relationship of the characteristics of image of keyword and characteristic body.For example, user A, in registration phase, the user of registration is entitled
Hmpeng, then, the user oneself determine one group of keyword corresponding with hmpeng, for example, " Fan Bingbing ", " sandy beach " and " row
Ball ", and the characteristic body described with " Fan Bingbing ", " sandy beach " and " vollyball " these keywords is the facial image or whole body of Fan Bingbing
Picture, sandy beach and vollyball, these characteristic bodies can be on a picture, be also possible on different pictures, also, a pass
Keyword can also describe more than one characteristic body, it can describe the different patterns of same characteristic body, a characteristic body is corresponding
There is plurality of pictures.For example, " Fan Bingbing " this keyword can describe positive face picture, side face picture or the full-length picture of Fan Bingbing, may be used also
To describe the head portrait of different hair styles, these positive face pictures, side face picture, full-length picture or different hair style head portrait can be in different pictures
On.
The server of system, in conjunction with image recognition technology and machine learning, identifies figure after receiving these registration informations
After characteristic body in piece, the corresponding relationship between the characteristics of image of these characteristic bodies and keyword is established, by user name and key
The corresponding relationship of the characteristics of image of the corresponding relationship and keyword and characteristic body of word is stored in database.For example, above-mentioned use
Name in an account book " hmpeng " and keyword " Fan Bingbing ", " sandy beach ", " vollyball " constitute one group of corresponding relationship, " Fan Bingbing " this keyword
Constitute one group of corresponding relationship with the characteristics of image of the various head portraits of Fan Bingbing or full-length picture, " sandy beach " this keyword and sandy beach this
The characteristics of image of one characteristic body constitutes one group of corresponding relationship, the characteristics of image of " vollyball " this keyword and this characteristic body of vollyball
Constitute one group of corresponding relationship.
It should be noted that accurately and rapidly identifying the characteristic body in picture for system, user is being provided comprising spy
When levying the picture of object, region shared by this feature object can be irised out on picture.
As previously described, because the corresponding relationship of user name and keyword is stored in database in the user's registration stage, because
This, when there is user's login, when the user inputs user name, then system retrieval whether there is key corresponding with the user name
Word.If the user is registered user, database must have keyword corresponding with the user, and system can be retrieved
To the corresponding keyword of the user name.
S102, judge the picture that uploads when user logs in whether include keyword description corresponding with user name feature
Object.
As one embodiment of the invention, judge whether the picture uploaded when user logs in includes the spy described with keyword
Sign object matching can be obtained with S1011 as follows and step S1012:
S1011 obtains the feature for each characteristic body that user's uploading pictures include and each characteristic body of keyword description
Characteristics of image between difference value.
Specifically, the feature for each characteristic body that user's uploading pictures include and each characteristic body of keyword description are obtained
Characteristics of image between difference value S1 and step S2 can realize as follows:
S1 obtains the characteristics of image of the characteristic body of keyword description according to corresponding relationship.
Corresponding relationship i.e. previous embodiment herein refer in the user's registration stage, the picture provided according to it mentions
The one-to-one correspondence of the characteristics of image of characteristic body in the keyword and picture established after the characteristics of image of the characteristic body in picture taken
Relationship.In other words, step S101 is that corresponding keyword is retrieved according to user name, and step S1 is obtained according to keyword
The characteristics of image of the characteristic body of the keyword description.
S2 extracts the feature for each characteristic body that uploading pictures include and each characteristic body by describing with keyword
Image feature comparison, to obtain the figure of the feature for each characteristic body that uploading pictures include and each characteristic body of keyword description
As the difference value between feature.
For example, the feature of the model ice match-maker's face image uploaded when login, example can be extracted for this characteristic body of model ice ice
Such as, color, shape and texture etc., then, by these features model ice corresponding with keyword " Fan Bingbing " that registration phase provides
The characteristics of image of match-maker's face image carries out the comparison of feature, obtains the difference value of the two.
S102 is determined on when user logs according to the relationship between the difference value and preset threshold obtained through step S101
The picture of biography whether include the description of corresponding with user name keyword characteristic body.
It should be noted that the picture comprising characteristic body uploaded when user's registration uploaded when being logged in it comprising feature
The picture of object can not be same picture.Since there may be certain differences for same characteristic body, for example, be both model ice ice this
There may be certain objective differences for the positive face picture and side face picture of personage, but this objective difference should not constitute image recognition
Obstacle therefore in embodiments of the present invention, a threshold value i.e. preset threshold can be set, if log in when uploading pictures include
Characteristic body feature and the image feature comparison of the same characteristic body of keyword description that provides of registration phase, difference value is small
In preset threshold, it is determined that uploading pictures include the characteristic body of keyword corresponding with user name description.For example, preset threshold is
16%, the picture of the positive face picture comprising Fan Bingbing uploaded when if logging in, the Fan Bingbing that facial characteristics and registration phase provide
The facial characteristics of side face picture is compared, and difference value only has 10%, it is determined that uploading pictures include to describe with keyword " Fan Bingbing "
Model ice match-maker's face image.
S103 is verified if uploading pictures include the characteristic body of keyword description and is logged in legal and allow to log in.
The method of system login is realized it is found that since user is without special based on image recognition from above-mentioned attached drawing 1 is exemplary
Image acquisition device image, and only need to provide existing available picture in entry stage and be mentioned in registration phase
For existing available picture and keyword corresponding with the characteristic body in picture, the system based on image recognition can be realized and step on
Record, therefore, technical solution provided in an embodiment of the present invention makes user also can in the case where not having image collecting device
Mailbox, the systems such as forum are easily logged in, cost is not only reduced, and to log in various systems more there is versatility.
Attached drawing 2 is please referred to, is the knot of the device provided by Embodiment 2 of the present invention for realizing system login based on image recognition
Structure schematic diagram.For ease of description, only parts related to embodiments of the present invention are shown for attached drawing 2.Attached drawing 2 is exemplary based on figure
As identification realizes that the device of system login can be the execution of the exemplary method for realizing system login based on image recognition of attached drawing 1
Main body can be terminal, it can is the mobile terminals such as mobile phone, is also possible to the clothes that can be communicated with mobile terminals such as mobile phones
Business end equipment, for example, server or partial function module therein.Attached drawing 2 is exemplary to realize that system is stepped on based on image recognition
The device of record mainly includes keyword acquiring unit 201, judging unit 202 and authentication unit 203, in which:
Keyword acquiring unit 201 obtains keyword corresponding with the user name for the user name according to user；
Judging unit 202, whether the picture uploaded when for judging that user logs in includes keyword corresponding with user name
The characteristic body of description；
Authentication unit 203, if the judging result for judging unit 202 is the spy that uploading pictures include keyword description
Object is levied, then is verified and is logged in legal and allow to log in.
It should be noted that 2 example of the figures above is realized based on image recognition in the embodiment of the device of system login,
The division of each functional module is merely illustrative of, and can according to need in practical application, for example, corresponding hardware configuration requirement or
The convenient of the realization of person's software considers, and above-mentioned function distribution is completed by different functional modules, i.e., described will be based on image
Identification realizes that the internal structure of device of system login is divided into different functional modules, with complete it is described above whole or
Partial function.Moreover, the corresponding functional module in the present embodiment can be by corresponding hardware realization in practical application,
Corresponding software can be executed by corresponding hardware to complete, for example, judging unit above-mentioned, can be has the aforementioned judgement of execution
Whether the picture that user uploads when logging in includes the hardware for the characteristic body that keyword corresponding with user name describes, such as judges
Device is also possible to be able to carry out corresponding computer program to complete the general processor of aforementioned function or other hardware are set
It is standby；For another example authentication unit above-mentioned, if the judging result that can be execution judging unit (or determining device) is the uploading pictures
The characteristic body of the keyword description is contained, then verifies the hardware that the login is legal and allows to log in, such as validator,
It can be and be able to carry out corresponding computer program to complete general processor or other hardware device (this theorys of aforementioned function
Each embodiment that bright book provides can all apply foregoing description principle).
The exemplary judging unit 202 of attached drawing 2 may include difference value acquiring unit 301 and determination unit 302, such as attached drawing 3-
The device that system login is realized based on image recognition that the embodiment of the present invention three shown in a provides, in which:
Difference value acquiring unit 301, for obtain each characteristic body that the uploading pictures include feature and the pass
Difference value between the characteristics of image of each characteristic body of keyword description；
Determination unit 302, when for according to the relationship between the difference value and preset threshold, determining that the user logs in
The picture of upload whether include the description of corresponding with user name keyword characteristic body.
The exemplary difference value acquiring unit 301 of attached drawing 3-a may include characteristics of image acquiring unit 303 and comparing unit
304, the device that system login is realized based on image recognition that the embodiment of the present invention four as shown in attached drawing 3-b provides, in which:
Characteristics of image acquiring unit 303, for obtaining the image of the characteristic body of the keyword description according to corresponding relationship
Feature, the corresponding relationship are the image of the characteristic body according to user in the picture that the picture that the user's registration stage provides extracts
The one-to-one relationship of the characteristics of image of the keyword and the characteristic body established after feature；
Comparing unit 304, for extract each characteristic body that the uploading pictures include feature and by with the pass
The image feature comparison of each characteristic body of keyword description with obtain the feature of each characteristic body that the uploading pictures include with
Difference value between the characteristics of image of each characteristic body of the keyword description
In the exemplary device for realizing system login based on image recognition of attached drawing 2, characteristic body that the picture of upload is included
Can be on a picture, user includes the corresponding plurality of pictures of a characteristic body in the provided picture of registration phase.
Attached drawing 2,3-a or the exemplary device of 3-b can also include that registration information receiving unit 401 and corresponding relationship save list
Member 402, what the embodiment of the present invention five as shown in attached drawing 4-a to attached drawing 4-c to embodiment seven provided is realized based on image recognition is
The device that system logs in, in which:
Registration information receiving unit 401, for keyword acquiring unit 201 according to the user name of the user, obtain with
Before the corresponding keyword of the user name, information used in the registration that user provides in registration phase is received, used in the registration
Information includes the picture of user name, keyword corresponding with the user name and the characteristic body comprising keyword description；
Corresponding relationship storage unit 402, for saving the corresponding relationship of the user name and the keyword and described
The corresponding relationship of the characteristics of image of keyword and the characteristic body.
Fig. 5 is the structure composition schematic diagram of another embodiment of terminal of the invention.As shown in figure 5, its can include: input
Device 501, output device 502, communication link 503, R-T unit 504, memory 505 and processor 506, in which:
The input unit 501, for receiving the input data of external input server.In the specific implementation, the present invention is real
Applying input unit 501 described in example may include keyboard, mouse, photoelectricity input unit, acoustic input dephonoprojectoscope, touch input dress
It sets, scanner etc..
The output equipment 502, for externally exporting the output data of the server.In the specific implementation, the present invention is real
Applying output device 502 described in example may include display, loudspeaker, printer etc..
The communication link 503, for being communicated with other equipment.In the specific implementation, described in the embodiment of the present invention
Communication link 503 can be an example of propagation medium.Propagation medium generally can by computer readable instructions, data structure,
Other data materializations of program module or other modulated data signal (such as carrier wave or other transfer mechanisms) forms, citing come
It says, propagation medium may include that wired media, such as priority network or straight line connection, propagation medium may also include wireless medium, than
Such as sound wave, radio frequency, infrared ray.In the specific implementation, the communication link 503 of the embodiment of the present invention can be used for receiving the access clothes
The access request of the data of business device.
The R-T unit 504, for sending data to other equipment by the communication link 503 or being set from other
It is standby to receive data.In the specific implementation, the R-T unit 504 of the embodiment of the present invention may include the transceiving devices such as radio-frequency antenna.
The memory 505, for storing the program data for having various functions.Memory 505 in the embodiment of the present invention
The data of storage include Internet Service Provider's data available and the unavailable data of Internet Service Provider and other can be called
And the program data run.In the specific implementation, the memory 505 of the embodiment of the present invention can be system storage, for example, volatilization
(such as RAM) of property, the combination of non-volatile (such as ROM, flash memory etc.), or both.In the specific implementation, the present invention is implemented
The memory 505 of example can also be the external memory except system, for example, disk, CD, tape etc..
The processor 506 for calling the program data stored in the memory 505, and performs the following operations: root
According to the user name of user, keyword corresponding with the user name is obtained；Judge when user logs in the picture that uploads whether include
With the characteristic body of keyword description；If the uploading pictures include the characteristic body of the keyword description, institute is verified
It states and logs in legal and allow to log in.
Optionally, judge whether the picture uploaded when user logs in includes the characteristic body described with the keyword, comprising:
Obtain the characteristics of image of the feature for each characteristic body that the uploading pictures include and each characteristic body of keyword description
Between difference value；According to the relationship between the difference value and preset threshold, the picture uploaded when the user logs in is determined
The characteristic body whether described comprising keyword corresponding with the user name.
Optionally, the feature for each characteristic body that the uploading pictures include and each spy of keyword description are obtained
Levying the difference value between the characteristics of image of object includes: the image that the characteristic body of the keyword description is obtained according to corresponding relationship
Feature, the corresponding relationship are the characteristic body according to the user in the picture that the picture that the user's registration stage provides extracts
The one-to-one relationship of the characteristics of image of the keyword and the characteristic body established after characteristics of image；Extract the upper blit
The feature for each characteristic body that piece the includes and image feature comparison of each characteristic body by describing with the keyword is to obtain
The characteristics of image of the feature of each characteristic body for taking the uploading pictures to include and each characteristic body of keyword description it
Between difference value.
Optionally, the characteristic body that the picture of upload is included is on a picture.
Optionally, user includes the corresponding plurality of pictures of a characteristic body in the provided picture of registration phase.
Optionally, according to the user name of user, before obtaining keyword corresponding with the user name, the method is also wrapped
It includes: receiving information used in the registration that user provides in registration phase, information used in the registration includes user name and the user
The picture of the corresponding keyword of name and the characteristic body comprising keyword description；Save the user name and the keyword
Corresponding relationship and the keyword and the characteristic body characteristics of image corresponding relationship.
It should be noted that the contents such as information exchange, implementation procedure between each module/unit of above-mentioned apparatus, due to
Apparatus of the present invention embodiment is based on same design, and bring technical effect is identical as apparatus of the present invention embodiment, particular content
It can be found in the narration in apparatus of the present invention embodiment, details are not described herein again.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various devices 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: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random
Access Memory), disk or CD etc..
It is provided for the embodiments of the invention the method, apparatus and server that system login is realized based on image recognition above
It is described in detail, used herein a specific example illustrates the principle and implementation of the invention, the above reality
The explanation for applying example is merely used to help understand the device of the invention and its core concept；Meanwhile for the general technology of this field
Personnel, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this theory
Bright book content should not be construed as limiting the invention.
Claims (8)
1. a kind of method for realizing system login based on image recognition, which is characterized in that the described method includes:
According to the user name of user, keyword corresponding with the user name is obtained；
Obtain the feature for each characteristic body that the picture uploaded when user logs in includes and each feature of keyword description
Difference value between the characteristics of image of object, wherein the picture that user uploads when logging in is existing available picture；
According to the relationship between the difference value and preset threshold, determine whether the picture uploaded when the user logs in includes institute
State the characteristic body of keyword description；
If the picture of the upload includes the characteristic body of keyword description, verifies and described log in legal and allow to step on
Record.
2. the method as described in claim 1, which is characterized in that it is described obtain that the picture that uploads when user logs in includes it is each
The feature of characteristic body and the keyword description each characteristic body characteristics of image between difference value include:
According to corresponding relationship, the characteristics of image of the characteristic body of the keyword description is obtained, the corresponding relationship is registration picture
Characteristic body characteristics of image and the keyword one-to-one relationship, the picture of registering is user in the user's registration stage
The picture of offer；
Extract the feature for each characteristic body that the uploading pictures include and each characteristic body by describing with the keyword
Image feature comparison described with to obtain the feature of each characteristic body that the uploading pictures include with the keyword it is each
Difference value between the characteristics of image of characteristic body.
3. the method as described in claim 1, which is characterized in that the characteristic body that the picture of the upload is included is in a picture
On.
4. the method as described in claims 1 to 3 any one, which is characterized in that the user name according to user, obtain with
Before the corresponding keyword of the user name, the method also includes:
Information used in the registration that user provides in registration phase is received, information used in the registration includes user name and the use
The picture of the corresponding keyword of name in an account book and the characteristic body comprising keyword description；
Save the corresponding relationship of the user name and the keyword and the characteristics of image of the keyword and the characteristic body
Corresponding relationship.
5. a kind of terminal, which is characterized in that the terminal includes:
Keyword acquiring unit obtains keyword corresponding with the user name for the user name according to user；
Difference value acquiring unit, for obtain each characteristic body that the picture that uploads includes when user logs in feature and the pass
Difference value between the characteristics of image of each characteristic body of keyword description, wherein when user logs in the picture that uploads be it is existing can
Picture；
Determination unit uploads when for according to the relationship between the difference value and preset threshold, determining that the user logs in
Picture whether include keyword description characteristic body；
Authentication unit, if the picture that the definitive result for the determination unit is the upload contains the keyword description
Characteristic body, then verify it is described log in it is legal and allow to log in.
6. terminal as claimed in claim 5, which is characterized in that the difference value acquiring unit includes:
Characteristics of image acquiring unit, for obtaining the characteristics of image of the characteristic body of the keyword description, institute according to corresponding relationship
It is special to state the image that corresponding relationship is the characteristic body according to the user in the picture that the picture that the user's registration stage provides extracts
The one-to-one relationship of the characteristics of image of the keyword and the characteristic body established after sign；
Comparing unit, for extracting the feature for each characteristic body that the uploading pictures include and by being described with the keyword
Each characteristic body image feature comparison with obtain each characteristic body that the uploading pictures include feature and the key
Difference value between the characteristics of image of each characteristic body of word description.
7. terminal as claimed in claim 5, which is characterized in that the characteristic body that the picture of the upload is included is in a picture
On.
8. the terminal as described in claim 5 to 7 any one, which is characterized in that the terminal further include:
Registration information receiving unit obtains and the use for the keyword acquiring unit according to the user name of the user
Before the corresponding keyword of name in an account book, information used in the registration that user provides in registration phase, packet used in the registration are received
Include the picture of user name, keyword corresponding with the user name and the characteristic body comprising keyword description；
Corresponding relationship storage unit, for save the user name and the keyword corresponding relationship and the keyword with
The corresponding relationship of the characteristics of image of the characteristic body.
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