CN105847293A - System login realization method based on image identification and terminal - Google Patents
System login realization method based on image identification and terminal Download PDFInfo
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- CN105847293A CN105847293A CN201610338829.1A CN201610338829A CN105847293A CN 105847293 A CN105847293 A CN 105847293A CN 201610338829 A CN201610338829 A CN 201610338829A CN 105847293 A CN105847293 A CN 105847293A
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- key word
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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
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- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Information Transfer Between Computers (AREA)
- Processing Or Creating Images (AREA)
Abstract
An embodiment of the invention provides a system login realization method based on image identification and a terminal, so that a user can log in a system conveniently at a lower cost. The method comprises the following steps: obtaining a keyword corresponding to a user name according to the user name of a user; judging whether an image uploaded by the user during login has a feature object described by the keyword corresponding to the user name; and if the uploaded image has the feature object described by the keyword, judging the login is authorized and allowing the login. The user does not need a specific image identification device for collecting images, and only needs to provide existing and available images in the login stage and provide the existing and available images and the keywords corresponding to the feature objects in the images in the registration stage, and thus system login based on image identification can be realized. Therefore, the method allows the user to log in the systems of mailboxes and forums and the like conveniently at a lower cost.
Description
Technical field
The invention belongs to information security field, particularly relate to a kind of realize the method for system login, dress based on image recognition
Put and terminal.
Background technology
At present, it is achieved system login, such as, logging in forum, mailbox etc. mainly uses the mode of " user name+password " to enter
OK.Along with the development of pattern recognition, particularly image recognition technology, use the image recognition technology such as fingerprint recognition, recognition of face
Also present a kind of relatively conventional system login mode is become.
Realizing as a example by system login by face recognition technology, this mode is in advance by special for the face of the validated user registered
Levy parameter input database, when certain user logs in, first with the facial image of this user of image acquisition device, then
Analyze and extract the characteristic parameter of facial image, by the facial image of the characteristic parameter of the facial image of acquisition with Input of Data
Characteristic parameter compare, if both coincide; allow log in.
Obviously, the system login mode with face recognition technology as representative, its premise is to have image collecting device
Or parts.This premise makes face recognition technology realize system login and not only increases image capture device cost, more
It is essential that the method does not have versatility, such as, system just cannot be realized not having these to gather on the equipment of image
Login.
Summary of the invention
The embodiment of the present invention provides a kind of and realizes the method for system login, device and terminal based on image recognition, to allow use
Family also can pass through image recognition login system in the case of not having image collecting device.
Embodiment of the present invention first aspect provides a kind of method realizing system login based on image recognition, described method bag
Include:
According to the user name of described user, obtain the key word corresponding with described user name；
Judge whether the picture uploaded when user logs in comprises the characteristic body that the key word corresponding with user name describes；
If described uploading pictures includes the characteristic body that described key word describes, then verify that described login is legal and allows to step on
Record.
Embodiment of the present invention second aspect provides a kind of terminal, and described terminal includes:
Key word acquiring unit, for the user name according to described user, obtains the key word corresponding with described user name；
Judging unit, for judging whether the picture uploaded when user logs in comprises the key word corresponding with user name
The characteristic body described；
Authentication unit, if being that described uploading pictures includes described key word and retouches for the judged result of described judging unit
The characteristic body stated, then verify that described login is legal and allow to log in.
Knowable to the technical scheme that the invention described above embodiment provides, owing to user adopts without special image collecting device
Collection image, and simply need to provide existing available picture in entry stage and provide existing available picture at registration phase
And the key word corresponding with the characteristic body in picture, system login based on image recognition can be realized, therefore, the present invention implements
The technical scheme that example provides makes the user also can be by the way of image recognition in the case of not possessing image collecting device
Login system, safety is high, and more has versatility.
Accompanying drawing explanation
Fig. 1 be the embodiment of the present invention one provide based on image recognition realize system login method realize flow process signal
Figure；
Fig. 2 is the structural representation of the device realizing system login based on image recognition that the embodiment of the present invention two provides；
Fig. 3-a is the structural representation of the device realizing system login based on image recognition that the embodiment of the present invention three provides
Figure；
Fig. 3-b is the structural representation of the device realizing system login based on image recognition that the embodiment of the present invention four provides
Figure；
Fig. 4-a is the structural representation of the device realizing system login based on image recognition that the embodiment of the present invention five provides
Figure；
Fig. 4-b is the structural representation of the device realizing system login based on image recognition that the embodiment of the present invention six provides
Figure；
Fig. 4-c is the structural representation of the device realizing system login based on image recognition that the embodiment of the present invention seven provides
Figure；
Fig. 5 is the structural representation of the terminal that the embodiment of the present invention eight provides.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and beneficial effect clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the present invention.Should be appreciated that specific embodiment described herein is only in order to explain this
Bright, it is not intended to limit the present invention.
The embodiment of the present invention provides a kind of method realizing system login based on image recognition, and described method includes: according to
The user name of user, obtains the key word corresponding with described user name；Judge whether the picture uploaded when user logs in wraps
The characteristic body described containing the key word corresponding with user name；If described uploading pictures includes the feature that described key word describes
Thing, then verify that described login is legal and allow to log in.The embodiment of the present invention also provides for corresponding terminal.Carry out individually below in detail
Explanation.
Refer to accompanying drawing 1, be the reality of the method realizing system login based on image recognition that the embodiment of the present invention one provides
Existing schematic flow sheet, the executive agent of the method can be a kind of terminal, can be the mobile terminals such as mobile phone, it is also possible to be and hands
The server device that the mobile terminals such as machine can communicate, such as, server etc..The method of accompanying drawing 1 example mainly includes following step
Rapid S101 is to step S103.
S101, according to the user name of user, obtains the key word corresponding with described user name.
Inputting unlike password after inputting user name from prior art, the technical scheme that the present invention provides is defeated again
After access customer name, upload the picture comprising characteristic body.It should be noted that in embodiments of the present invention, key word is used for describing
User's characteristic body in the provided picture of registration phase.Key word is to provide at registration phase, i.e. the user according to user
Name, before obtaining the key word corresponding with described user name, the technical scheme that the embodiment of the present invention provides also includes receiving user
In information used by the registration that registration phase provides, information used by this registration includes the key that user name is corresponding with described user name
Word and comprise the picture of characteristic body that described key word describes；Then, preserve user name and key word corresponding relation and
The corresponding relation of the characteristics of image of key word and characteristic body.Such as, user A is at registration phase, and the user of its registration is entitled
Hmpeng, then, this user oneself determines one group of key word corresponding with hmpeng, such as, " Fan Bingbing ", " sandy beach " and " row
Ball ", and the characteristic body described with " Fan Bingbing ", " sandy beach " and " vollyball " these key words is facial image or the whole body of model ice ice
Picture, sandy beach and vollyball, these characteristic bodies can be on a pictures, it is also possible to is on different pictures, and, a pass
Keyword can also describe more than one characteristic body, i.e. can describe the different patterns of same characteristic body, a characteristic body correspondence
There is plurality of pictures.Such as, " Fan Bingbing " this key word can describe the positive face picture of model ice ice, side face picture or full-length picture, also may be used
To describe the head portrait of different hair style, the head portrait of these positive face pictures, side face picture, full-length picture or different hair style can be at different pictures
On.
The server of system is after receiving these log-on messages, and in conjunction with image recognition technology and machine learning, identification is published picture
After characteristic body in sheet, set up the corresponding relation between the characteristics of image of these characteristic bodies and key word, by user name with crucial
The corresponding relation of the characteristics of image of the corresponding relation of word and key word and characteristic body is saved in data base.Such as, above-mentioned use
Name in an account book " hmpeng " and key word " Fan Bingbing ", " sandy beach ", " vollyball " constitute one group of corresponding relation, " Fan Bingbing " this key word
Constitute one group of corresponding relation with the various head portraits of model ice ice or the characteristics of image of full-length picture, " sandy beach " this key word and sandy beach this
The characteristics of image of one characteristic body constitutes the characteristics of image of one group of corresponding relation, " vollyball " this key word and this characteristic body of vollyball
Constitute one group of corresponding relation.
It should be noted that identify the characteristic body in picture accurately and rapidly for system, user comprises spy in offer
When levying the picture of thing, on picture, the region shared by this feature thing can be irised out.
As previously described, because at user's registration phase, user name is saved in data base with the corresponding relation of key word, because of
This, when there being user to log in, when this user inputs user name, then whether system retrieval exists the key corresponding with this user name
Word.If this user is the user being already registered for, then must there is the key word corresponding with this user in data base, and system can be retrieved
To the key word that this user name is corresponding.
S102, it is judged that whether the picture uploaded when user logs in comprises the feature that the key word corresponding with user name describes
Thing.
As one embodiment of the invention, it is judged that whether the picture uploaded when user logs in comprises the spy described with key word
Levy thing coupling can S1011 and step S1012 obtain as follows:
S1011, obtains each characteristic body that the feature of each characteristic body that user's uploading pictures comprises describes with key word
Characteristics of image between difference value.
Specifically, each characteristic body that the feature of each characteristic body that user's uploading pictures comprises describes is obtained with key word
Characteristics of image between difference value can S1 and step S2 realize as follows:
S1, according to corresponding relation, obtains the characteristics of image of the characteristic body that key word describes.
Corresponding relation herein i.e. previous embodiment mention at user's registration phase, carry according to the picture that it provides
The key word set up after the characteristics of image of the characteristic body in the picture taken and the one_to_one corresponding of the characteristics of image of characteristic body in picture
Relation.In other words, step S101 is to retrieve corresponding key word according to user name, and step S1 is to obtain according to key word
The characteristics of image of the characteristic body that described key word describes.
S2, extracts the feature of each characteristic body that uploading pictures comprises and by each characteristic body of describing with key word
Image feature comparison, to obtain the figure of each characteristic body that the feature of each characteristic body that uploading pictures comprises describes with key word
As the difference value between feature.
Such as, for model this characteristic body of ice ice, the feature of the model ice ice facial image uploaded when can extract login, example
As, color, shape and texture etc., then, the model ice corresponding with the key word " Fan Bingbing " that registration phase provides by these features
The characteristics of image of ice facial image carries out the comparison of feature, obtains both difference value.
S102, according to the relation between the difference value obtained through step S101 and predetermined threshold value, determines on when user logs in
Whether the picture passed comprises the characteristic body that the key word corresponding with user name describes.
It should be noted that the picture comprising characteristic body uploaded when user registers upload when logging in it comprise feature
The picture of thing can not be same picture.Owing to same characteristic body there may be certain difference, such as, be both model ice ice this
The positive face picture of personage and side face picture there may be certain objective difference, but this objective difference should not constitute image recognition
Obstacle, therefore, in embodiments of the present invention, an i.e. predetermined threshold value of threshold value can be set, if log in time uploading pictures comprise
The image feature comparison of same characteristic body that describes of the key word that provides of feature and the registration phase of characteristic body, its difference value is little
In predetermined threshold value, it is determined that uploading pictures comprises the characteristic body that the key word corresponding with user name describes.Such as, predetermined threshold value is
16%, if the picture of the positive face picture comprising model ice ice uploaded when logging in, the model ice ice that its facial characteristics provides with registration phase
The facial characteristics of side face picture is compared, and its difference value only has 10%, it is determined that uploading pictures comprises and key word " Fan Bingbing " description
Model ice ice facial image.
S103, if uploading pictures includes the characteristic body that key word describes, then checking logs in legal and allows to log in.
Knowable to the method realizing system login based on image recognition of above-mentioned accompanying drawing 1 example, owing to user is without specially
Image acquisition device image, and simply need to provide existing available picture and carrying at registration phase in entry stage
For existing available picture and the key word corresponding with the characteristic body in picture, system based on image recognition can be realized and step on
Record, therefore, the technical scheme that the embodiment of the present invention provides makes user also can in the case of not possessing image collecting device
Log in the system such as mailbox, forum easily, not only reduce cost, and make to log in various system and more there is versatility.
Refer to accompanying drawing 2, be the knot of the device realizing system login based on image recognition that the embodiment of the present invention two provides
Structure schematic diagram.For convenience of description, accompanying drawing 2 illustrate only the part relevant to the embodiment of the present invention.Accompanying drawing 2 example based on figure
As identifying that the device realizing system login can be the execution of the method realizing system login based on image recognition of accompanying drawing 1 example
Main body, it can be terminal, can be i.e. the mobile terminals such as mobile phone, it is also possible to be the clothes that can communicate with mobile terminals such as mobile phones
Business end equipment, such as, server or partial function module therein.The realizing system based on image recognition and step on of accompanying drawing 2 example
The device of record mainly includes key word acquiring unit 201, judging unit 202 and authentication unit 203, wherein:
Key word acquiring unit 201, for the user name according to user, obtains the key word corresponding with described user name；
Judging unit 202, for judging whether the picture uploaded when user logs in comprises the key word corresponding with user name
The characteristic body described；
Authentication unit 203, if the judged result for judging unit 202 is the spy that uploading pictures includes that key word describes
Levy thing, then checking logs in legal and allows to log in.
It should be noted that in the embodiment of the figures above 2 example device that realizes system login based on image recognition,
The division of each functional module is merely illustrative of, in actual application can as required, the configuration requirement of such as corresponding hardware or
The convenient consideration of the realization of person's software, and above-mentioned functions distribution is completed by different functional modules, will be described based on image
Identify that the internal structure of device realizing system login is divided into different functional modules, with complete described above all or
Partial function.And, in actual application, the corresponding functional module in the present embodiment can be to be realized, also by corresponding hardware
Can be performed corresponding software by corresponding hardware to complete, such as, aforesaid judging unit, can be to have the aforementioned judgement of execution
Whether the picture uploaded when user logs in comprises the hardware of the characteristic body that the key word corresponding with user name describes, such as, judge
Device, it is also possible to be to be able to carry out corresponding computer program thus complete the general processor of aforementioned function or other hardware sets
Standby；The most aforesaid authentication unit, if the judged result that can be carried out judging unit (or diagnosis apparatus) is described uploading pictures
Contain the characteristic body that described key word describes, then verify that described login is legal and allow the hardware logged in, such as validator, also
Can be to be able to carry out corresponding computer program thus complete general processor or other hardware device (this theory of aforementioned function
Each embodiment that bright book provides all can apply foregoing description principle).
The judging unit 202 of accompanying drawing 2 example can include difference value acquiring unit 301 and determine unit 302, such as accompanying drawing 3-
The device realizing system login based on image recognition that the embodiment of the present invention three shown in a provides, wherein:
Difference value acquiring unit 301, for obtaining the feature of each characteristic body that described uploading pictures comprises and described pass
Difference value between the characteristics of image of each characteristic body that keyword describes；
Determine unit 302, for according to the relation between described difference value and predetermined threshold value, determine when described user logs in
Whether the picture uploaded comprises the characteristic body that the key word corresponding with described user name describes.
The difference value acquiring unit 301 of accompanying drawing 3-a example can include characteristics of image acquiring unit 303 and comparing unit
304, the device realizing system login based on image recognition that the embodiment of the present invention four as shown in accompanying drawing 3-b provides, wherein:
Characteristics of image acquiring unit 303, for according to corresponding relation, obtaining the image of the characteristic body that described key word describes
Feature, the image of the characteristic body in the picture that described corresponding relation extracts for the picture provided at user's registration phase according to user
The described key word set up after feature and the one-to-one relationship of the characteristics of image of described characteristic body；
Comparing unit 304, for extract each characteristic body that described uploading pictures comprises feature and by with described pass
The image feature comparison of each characteristic body that keyword describes with the feature of each characteristic body that obtains described uploading pictures and comprise with
Difference value between the characteristics of image of each characteristic body that described key word describes.
In the device realizing system login based on image recognition of accompanying drawing 2 example, the characteristic body that the picture uploaded is comprised
Can be on a pictures, user includes, at the provided picture of registration phase, the plurality of pictures that a characteristic body is corresponding.
Accompanying drawing 2, the device of 3-a or 3-b example can also include that log-on message receives unit 401 and corresponding relation preserves single
Unit 402, realizes system such as what accompanying drawing 4-a to the embodiment of the present invention five to embodiment seven shown in accompanying drawing 4-c provided based on image recognition
The device that system logs in, wherein:
Log-on message receives unit 401, for key word acquiring unit 201 according to the user name of described user, obtain with
Before the key word that described user name is corresponding, receive information used by the registration that user provides at registration phase, used by described registration
Information includes the user name key word corresponding with described user name and comprises the picture of the characteristic body that described key word describes；
Corresponding relation storage unit 402, for preserving described user name and the corresponding relation of described key word and described
The corresponding relation of the characteristics of image of key word and described characteristic body.
Fig. 5 is the structure composition schematic diagram of another embodiment of the terminal of the present invention.As it is shown in figure 5, it comprises the steps that input
Device 501, output device 502, communication link 503, R-T unit 504, memorizer 505 and processor 506, wherein:
Described input equipment 501, for receiving the input data of outside input server.In implementing, the present invention is real
Execute the input equipment 501 described in example and can include keyboard, mouse, light device of electrical input, acoustic input device, touch input dress
Put, scanner etc..
Described outut device 502, for externally exporting the output data of described server.In implementing, the present invention is real
Execute the output device 502 described in example and can include display, speaker, printer etc..
Described communication link 503, for carrying out communication with other equipment.In implementing, described in the embodiment of the present invention
One example of communication link 503 propagation medium.Propagation medium typically can by computer-readable instruction, data structure,
Program module or other data materializations of other modulated data signals (such as carrier wave or other transfer mechanisms) form, citing comes
Saying, propagation medium can include that wired media, such as priority network or straight line connect, and propagation medium may also include wireless medium, than
Such as sound wave, radio frequency, infrared ray etc..In implementing, the communication link 503 of the embodiment of the present invention can be used for receiving the described clothes of access
The access request of the data of business device.
Described R-T unit 504, for or setting from other to other equipment sending datas by described communication link 503
Standby reception data.In implementing, the R-T unit 504 of the embodiment of the present invention can include the transceiving devices such as radio-frequency antenna.
Described memorizer 505, for storing the routine data with various functions.Memorizer 505 in the embodiment of the present invention
The packet of storage includes Internet Service Provider's data available and the unavailable data of Internet Service Provider, and other can call
And the routine data run.In implementing, the memorizer 505 of the embodiment of the present invention can be system storage, such as, and volatilization
(the such as RAM) of property, non-volatile (such as ROM, flash memory etc.), or both combinations.In implementing, the present invention implements
The memorizer 505 of example can also is that the external memory storage outside system, such as, disk, CD, tape etc..
Described processor 506, for calling the routine data of storage in described memorizer 505, and performs following operation: root
According to the user name of user, obtain the key word corresponding with described user name；Judge whether the picture uploaded when user logs in comprises
The characteristic body described with described key word；If described uploading pictures includes the characteristic body that described key word describes, then verify institute
State and log in legal and allow to log in.
Alternatively, it is judged that whether the picture uploaded when user logs in comprises the characteristic body described with described key word, including:
Obtain the feature of each characteristic body that described uploading pictures comprises and the characteristics of image of each characteristic body of described key word description
Between difference value；According to the relation between described difference value and predetermined threshold value, determine the picture that described user uploads when logging in
Whether comprise the characteristic body that the key word corresponding with described user name describes.
Alternatively, each spy that the feature of each characteristic body that described uploading pictures comprises describes is obtained with described key word
The difference value levied between the characteristics of image of thing includes: according to corresponding relation, obtain the image of the characteristic body that described key word describes
Feature, described user characteristic body in the picture that the picture that user's registration phase provides extracts according to described corresponding relation
The described key word set up after characteristics of image and the one-to-one relationship of the characteristics of image of described characteristic body；Extract described upper blit
The feature of each characteristic body that sheet comprises and by the image feature comparison of each characteristic body that describes with described key word to obtain
Take each characteristic body that the feature of each characteristic body that described uploading pictures comprises describes with described key word characteristics of image it
Between difference value.
Alternatively, the characteristic body that the picture uploaded is comprised is on a pictures.
Alternatively, user includes, at the provided picture of registration phase, the plurality of pictures that a characteristic body is corresponding.
Alternatively, according to the user name of user, before obtaining the key word corresponding with described user name, described method is also wrapped
Including: receive information used by the registration that user provides at registration phase, information used by described registration includes user name and described user
Key word that name is corresponding and comprise the picture of the characteristic body that described key word describes；Preserve described user name and described key word
Corresponding relation and the corresponding relation of characteristics of image of described key word and described characteristic body.
It should be noted that contents such as mutual, the execution processes of information between each module/unit of said apparatus, due to
Apparatus of the present invention embodiment is based on same design, and its technique effect brought is identical with apparatus of the present invention embodiment, particular content
Can be found in the narration in apparatus of the present invention embodiment, here is omitted.
One of ordinary skill in the art will appreciate that all or part of step in the various devices of above-described embodiment is can
Completing instructing relevant hardware by program, this program can be stored in a computer-readable recording medium, storage
Medium may include that read only memory (ROM, Read Only Memory), random access memory (RAM, Random
Access Memory), disk or CD etc..
Thered is provided the embodiment of the present invention above realizes the method for system login, device and server based on image recognition
Being described in detail, principle and the embodiment of the present invention are set forth by specific case used herein, above reality
Execute the explanation of example to be only intended to help and understand assembly of the invention and core concept thereof；General technology simultaneously for this area
Personnel, according to the thought of the present invention, the most all will change, in sum, and this theory
Bright book content should not be construed as limitation of the present invention.
Claims (10)
1. the method realizing system login based on image recognition, it is characterised in that described method includes:
According to the user name of user, obtain the key word corresponding with described user name；
Judge whether the picture that described user uploads when logging in comprises the characteristic body described with described key word；
If described uploading pictures includes the characteristic body that described key word describes, then verify that described login is legal and allow to log in.
2. the method for claim 1, it is characterised in that whether the described picture judging that described user uploads when logging in wraps
Contain the characteristic body described with described key word, including:
Obtain the feature of each characteristic body that described uploading pictures comprises and the image of each characteristic body of described key word description
Difference value between feature；
According to the relation between described difference value and predetermined threshold value, determine the picture that described user uploads when logging in whether comprise with
The characteristic body of the key word description that described user name is corresponding.
3. method as claimed in claim 2, it is characterised in that each characteristic body that the described uploading pictures of described acquisition comprises
Difference value between the characteristics of image of each characteristic body that feature and described key word describe includes:
According to corresponding relation, obtaining the characteristics of image of the characteristic body that described key word describes, described corresponding relation is registration picture
The one-to-one relationship of characteristics of image and described key word of characteristic body, described register picture as user at user's registration phase
The picture provided；
Extract the feature of each characteristic body that described uploading pictures comprises and by each characteristic body described with described key word
Image feature comparison each with what described key word described with the feature of each characteristic body obtaining described uploading pictures and comprising
Difference value between the characteristics of image of characteristic body.
4. the method for claim 1, it is characterised in that described in the characteristic body that comprised of the picture uploaded at a pictures
On.
5. the method as described in Claims 1-4 any one, it is characterised in that the described user name according to user, obtain with
Before the key word that described user name is corresponding, described method also includes:
Receiving information used by the registration that user provides at registration phase, information used by described registration includes user name and described use
Key word that name in an account book is corresponding and comprise the picture of the characteristic body that described key word describes；
Preserve the characteristics of image of described user name and the corresponding relation of described key word and described key word and described characteristic body
Corresponding relation.
6. a terminal, it is characterised in that described terminal includes:
Key word acquiring unit, for the user name according to user, obtains the key word corresponding with described user name；
Judging unit, for judging whether the picture that described user uploads when logging in comprises the key word corresponding with user name and describe
Characteristic body；
Authentication unit, if the judged result for described judging unit is that described uploading pictures contains the description of described key word
Characteristic body, then verify that described login is legal and allow to log in.
7. terminal as claimed in claim 6, it is characterised in that described judging unit includes:
Difference value acquiring unit, describes with described key word for obtaining the feature of each characteristic body that described uploading pictures comprises
Each characteristic body characteristics of image between difference value；
Determine unit, for according to the relation between described difference value and predetermined threshold value, determine what described user uploaded when logging in
Whether picture comprises the characteristic body that the key word corresponding with described user name describes.
8. terminal as claimed in claim 7, it is characterised in that described difference value acquiring unit includes:
Characteristics of image acquiring unit, for according to corresponding relation, obtaining the characteristics of image of the characteristic body that described key word describes, institute
According to stating corresponding relation, the image of described user characteristic body in the picture that the picture that user's registration phase provides extracts is special
The described key word set up after levying and the one-to-one relationship of the characteristics of image of described characteristic body；
Comparing unit, for extracting the feature of each characteristic body that described uploading pictures comprises and by describing with described key word
The image feature comparison of each characteristic body with the feature of each characteristic body obtaining described uploading pictures and comprising and described key
Difference value between the characteristics of image of each characteristic body that word describes.
9. terminal as claimed in claim 6, it is characterised in that described in the characteristic body that comprised of the picture uploaded at a pictures
On.
10. the terminal as described in claim 6 to 9 any one, it is characterised in that described terminal also includes:
Log-on message receives unit, for described key word acquiring unit according to the user name of described user, obtains and described use
Before the key word that name in an account book is corresponding, receive information used by the registration that user provides at registration phase, information bag used by described registration
Include the user name key word corresponding with described user name and comprise the picture of the characteristic body that described key word describes；
Corresponding relation storage unit, for preserve the corresponding relation of described user name and described key word and described key word with
The corresponding relation of the characteristics of image of described characteristic body.
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| CN201610338829.1A CN105847293B (en) | 2016-05-20 | 2016-05-20 | A kind of method and terminal for realizing system login based on image recognition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105847293B (en) | 2019-05-14 |
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