CN106022024B - 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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- CN106022024B CN106022024B CN201610388442.7A CN201610388442A CN106022024B CN 106022024 B CN106022024 B CN 106022024B CN 201610388442 A CN201610388442 A CN 201610388442A CN 106022024 B CN106022024 B CN 106022024B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/5866—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, manually generated location and time information
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
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Abstract
The embodiment of the present invention provides a kind of method for realizing system login based on image recognition, to allow user also can be by image recognition login system in the case where not having image collecting device.The described method includes: registration information when according to user's registration scans for, the characteristic body of keyword description is obtained, the registration information includes the keyword；Judge the picture that uploads when user logs in whether include the keyword description 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 is not necessarily to special image acquisition device image, and only need the keyword for capableing of Expressive Features object in entry stage offer that the system login based on image recognition can be realized, therefore, technical solution provided in an embodiment of the present invention make user in the case where not having image collecting device also can by way of image recognition login system, it is highly-safe, and more there is versatility.
Description
Technical field
The invention belongs to information security field more particularly to a kind of method and ends that system login is realized based on image recognition
End.
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 and terminal that system login is realized based on image recognition, to allow user not
Image recognition login system can also be passed through in the case where tool 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:
Registration information when according to user's registration scans for, and obtains the characteristic body of keyword description, the registration information
Including the keyword；
Judge the picture that uploads when user logs in whether include the keyword description 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:
Search unit, registration information when for according to user's registration scan for, and obtain the characteristic body of keyword description,
The registration information includes the keyword；
Judging unit, when for judging that user logs in the picture that uploads whether include the keyword description characteristic body；
Authentication unit is stepped on described in verifying if including the characteristic body that the keyword describes for the uploading pictures
It records legal and allows 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 the keyword for capableing of Expressive Features object in entry stage offer can be realized and be based on image recognition
System log in, therefore, technical solution provided in an embodiment of the present invention make user in the case where not having image collecting device also
Can by way of image recognition login system, it is highly-safe, and more have 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 terminal provided by Embodiment 2 of the present invention；
Fig. 3 is the structural schematic diagram for the terminal that the embodiment of the present invention three provides；
Fig. 4 is the structural schematic diagram for the terminal that the embodiment of the present invention four provides；
Fig. 5-a is the structural schematic diagram for the terminal that the embodiment of the present invention five provides；
Fig. 5-b is the structural schematic diagram for the terminal that the embodiment of the present invention six provides；
Fig. 5-c is the structural schematic diagram for the terminal that the embodiment of the present invention seven provides；
Fig. 6-a is the structural schematic diagram for the terminal that the embodiment of the present invention eight provides；
Fig. 6-b is the structural schematic diagram for the terminal that the embodiment of the present invention nine provides；
Fig. 6-c is the structural schematic diagram for the terminal that the embodiment of the present invention ten provides；
Fig. 7 is the structural schematic diagram for the terminal that the embodiment of the present invention 11 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
Registration information when user's registration scans for, and obtains the characteristic body of keyword description, the registration information includes the key
Word；Judge the picture that uploads when user logs in whether include the keyword description characteristic body；If the uploading pictures include
There is the characteristic body of keyword description, then verifies and described log in legal and allow to log in.The embodiment of the present invention also provides accordingly
Terminal.It is described in detail separately below.
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, which can be the mobile terminals such as mobile phone, can also be with
It is the server device that can be communicated with mobile terminals such as mobile phones, for example, server etc..The exemplary method of attached drawing 1 mainly includes
Following steps S101 to step S103.
S101, registration information when according to user's registration scan for, and obtain the characteristic body of keyword description.
In embodiments of the present invention, registration information includes keyword, and keyword is that user provides in registration phase, for retouching
State certain or some characteristic body.Registration information when according to user's registration scans for, and obtains the characteristic body of keyword description
Before, technical solution provided in an embodiment of the present invention further includes the registration information for receiving user and providing in registration phase, the registration
Information includes the picture of user name, keyword corresponding with the user name and the characteristic body comprising keyword description；
Then, the corresponding relationship of the characteristics of image of the corresponding relationship and keyword and characteristic body of user name and keyword is saved.For example,
For user A in registration phase, the entitled hmpeng of user of registration, then, one group of the user oneself determination are corresponding with hmpeng
Keyword, for example, " Fan Bingbing ", " sandy beach " and " vollyball ", and described with " Fan Bingbing ", " sandy beach " and " vollyball " these keywords
Characteristic body be the facial image or full-length picture of Fan Bingbing, sandy beach and vollyball, these characteristic bodies can be on a picture,
It can be on different pictures, also, a keyword can also describe more than one characteristic body, it can description is same
The different patterns of characteristic body, a characteristic body are corresponding with plurality of pictures.For example, " Fan Bingbing " this keyword can describe model ice
Positive face picture, side face picture or the full-length picture of ice, can also describe the head portrait of different hair styles, these positive face pictures, side face picture, full-length picture or
The head portrait of different hair styles can be on different pictures.
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 when registration information when according to user's registration scans for, since the range of search can be with
It is to be also possible to server and its database beyond the clouds in local database, can also be internet (Internet).Cause
This can obtain this feature object various forms by the characteristic body for the keyword description that search obtains to the maximum extent, for example,
The image of front, side etc. can be significantly improved in the subsequent legitimacy according to the picture uploaded when logging in to verify login
The accuracy of verifying.
As one embodiment of the invention, provided registration information is scanned for when according to user's registration, is obtained crucial
The characteristic body of word description when may is that according to user's registration provided keyword scan for；If search result is more than setting
The upper limit then filters out the partial search results of predetermined quantity；According to partial search results, the characteristic body of keyword description is obtained,
Wherein, the partial search results for filtering out predetermined quantity can be the search result that automatic screening is arranged in front, be also possible to
Whole results are presented to the user, partial search results are screened out from it by user.This have the advantage that if search
As a result too many, then predetermined quantity is only taken, for example, 100 characteristic bodies carry out the matching of next step, can so save operation
Amount, fast and easy matching.
As another embodiment of the present invention, registration information further includes registration picture, provided note when according to user's registration
Volume information scans for, and obtains the characteristic body of keyword description, and provided keyword carries out when may is that according to user's registration
Search；Provided registration picture, screens search result when according to user's registration；According to the search knot after the screening
Fruit extracts the characteristic body of the keyword description, wherein provided registration picture when according to user's registration, to search result
It carries out screening and can be to filter out the characteristic body completely the same with the registration picture characteristic body that includes from search result, it can also be with
It is to filter out the characteristic body for including to belong to a kind of characteristic body, etc. with registration picture.Since the present embodiment is infused according to user
It is searched within the scope of provided registration picture when volume, the range for searching contracting is obviously reduced, is conducive to be quickly obtained search result, so that
Whether subsequent authentication logs in legal more efficient.
S102, judge the picture that uploads when user logs in whether include keyword description corresponding with user name feature
Object.
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 order to which system accurately and rapidly identifies in picture
Characteristic body, user provide include characteristic body picture when, can on picture by region shared by this feature object iris out come.
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, the image for obtaining the feature for the characteristic body that user's uploading pictures include and the characteristic body of keyword description are special
Difference value between sign.
Specifically, the image for obtaining the feature for the characteristic body that user's uploading pictures include and the characteristic body of keyword description is special
Difference value between sign S1 to step S4 can be realized as follows:
S1 carries out picture search according to the characteristic body of keyword description, and the image for obtaining the characteristic body of keyword description is special
Sign.
S2 extracts the feature for the characteristic body that uploading pictures include.
The image of S3, the characteristic body of feature and the keyword description for the characteristic body that uploading pictures include when user is logged in are special
Sign compares.
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,.
S4 is obtained between the feature for the characteristic body that uploading pictures include and the characteristics of image of the characteristic body of keyword description
Difference value.
S1012 judges 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 entry stage provide can Expressive Features object keyword, can be realized
System login based on image recognition, therefore, technical solution provided in an embodiment of the present invention adopt user not having image
Also the systems such as mailbox, forum can be easily logged in the case where acquisition means, not only reduce cost, and to log in various
System more has versatility.
Attached drawing 2 is please referred to, is the structural schematic diagram of terminal provided by Embodiment 2 of the present invention.For ease of description, attached drawing 2
Only parts related to embodiments of the present invention are shown.It is exemplary based on image recognition that the exemplary terminal of attached drawing 2 can be attached drawing 1
The executing subject for realizing the method for system login, can be the mobile terminals such as mobile phone, is also possible to and the mobile terminals such as mobile phone
The server device that can be communicated, for example, server or partial function module therein.The exemplary terminal of attached drawing 2 is mainly wrapped
Include search unit 201, judging unit 202 and authentication unit 203, in which:
Search unit 201, registration information when for according to user's registration scan for, and obtain the feature of keyword description
Object, wherein registration information includes the keyword；
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 the division of each functional module is only to illustrate in the embodiment of 2 exemplary terminal of the figures above
It is bright, it can according to need in practical application, such as the convenient of realization of configuration requirement or software of corresponding hardware considers, and incite somebody to action
Above-mentioned function distribution is completed by different functional modules, i.e., the internal structure of the terminal is divided into different functional modules,
To complete all or part of the functions described above.Moreover, the corresponding functional module in the present embodiment can in practical application
To be that can also be executed corresponding software by corresponding hardware realization by corresponding hardware and completed, for example, judgement above-mentioned is single
Member, can be has execution is aforementioned to judge whether the picture uploaded when user logs in includes keyword description corresponding with user name
Characteristic body hardware, such as determining device is also possible to be able to carry out corresponding computer program to complete the one of aforementioned function
As processor or other hardware devices；For another example authentication unit above-mentioned executes judging unit (or determining device) if can be
Judging result is that the uploading pictures contain the characteristic body of keyword description, then verifies and described log in legal and allow to step on
The hardware of record, such as validator are also possible to be able to carry out general processing of the corresponding computer program to complete aforementioned function
Device or other hardware devices (each embodiment that this specification provides can all apply foregoing description principle).
The exemplary search unit 201 of attached drawing 2 may include the first keyword retrieval unit 301,302 and of the first screening unit
Characteristic body acquiring unit 303, the terminal that the embodiment of the present invention three as shown in Fig. 3 provides, in which:
First keyword retrieval unit 301, provided keyword scans for when for according to user's registration；
First screening unit 302, if the search result for the first keyword retrieval unit 301 is more than the setting upper limit,
Filter out the partial search results of predetermined quantity；
Characteristic body acquiring unit 303, the partial search results for being filtered out according to the first screening unit 302, is closed
The characteristic body of keyword description.
In the exemplary terminal of attached drawing 2, registration information further includes registration picture, and search unit 201 may include the second key
Word and search unit 401, the second screening unit 402 and the first extraction unit 403, the embodiment of the present invention four as shown in Fig. 4 provide
Terminal, in which:
Second keyword retrieval unit 401, provided keyword scans for when for according to user's registration；
Second screening unit 402, provided registration picture, sieves search result when for according to user's registration
Choosing；
First extraction unit 403, for extracting keyword and retouching according to the search result after the screening of the second screening unit 402
The characteristic body stated.
The judging unit 202 of attached drawing 2 to 4 any example of attached drawing may include difference value acquiring unit 501 and determination unit
502, the terminal that the embodiment of the present invention five to seven as shown in attached drawing 5-a to attached drawing 5-c provides, in which:
Difference value acquiring unit 501, for obtaining the feature for the characteristic body that uploading pictures include and the spy of keyword description
Levy the difference value between the characteristics of image of object；
Determination unit 502, the pass between difference value and preset threshold for being obtained according to difference value acquiring unit 501
System, judge the picture that uploads when user logs in whether include keyword description corresponding with user name characteristic body.
The difference value acquiring unit 501 of attached drawing 5-a to attached drawing 5-c any example may include characteristics of image acquiring unit
601, the second extraction unit 602, comparing unit 603 and feature difference value acquiring unit 604, as shown in attached drawing 6-a to attached drawing 6-c
The terminal that the embodiment of the present invention eight to ten provides, in which:
Characteristics of image acquiring unit 601, the characteristic body for being described according to keyword carry out picture search, obtain keyword
The characteristics of image of the characteristic body of description；
Second extraction unit 602, for extracting the feature for the characteristic body that uploading pictures include；
Comparing unit 603, the figure of the characteristic body of feature and the keyword description of the characteristic body for including by uploading pictures
As feature is compared；
Feature difference value acquiring unit 604, feature and keyword for obtaining the characteristic body that uploading pictures include describe
Characteristic body characteristics of image between difference value.
Fig. 7 is the structure composition schematic diagram of another embodiment of terminal of the invention.As shown, its can include: input
Device 701, output device 702, communication link 703, R-T unit 704, memory 705 and processor 706, in which:
The input unit 701, for receiving the input data of external input terminal.In the specific implementation, the present invention is implemented
Example described in input unit 701 may include keyboard, mouse, photoelectricity input unit, acoustic input dephonoprojectoscope, touch input unit,
Scanner etc..
The output equipment 702, for externally exporting the output data of the terminal.In the specific implementation, the present invention is implemented
Output device 702 described in example may include display, loudspeaker, printer etc..
The communication link 703, for being communicated with other equipment.In the specific implementation, described in the embodiment of the present invention
Communication link 703 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 703 of the embodiment of the present invention can be used for receiving the access end
The access request of the data at end.
The R-T unit 704, for sending data to other equipment by the communication link 703 or being set from other
It is standby to receive data.In the specific implementation, the R-T unit 704 of the embodiment of the present invention may include the transceiving devices such as radio-frequency antenna.
The memory 705, for storing the program data for having various functions.Memory 705 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 705 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 705 of example can also be the external memory except system, for example, disk, CD, tape etc..
The processor 706 for calling the program data stored in the memory 705, and performs the following operations: root
Registration information when according to user's registration scans for, and obtains the characteristic body of keyword description, the registration information includes the pass
Keyword；Judge the picture that uploads when user logs in whether include the keyword description characteristic body；If the uploading pictures packet
Characteristic body containing keyword description, then verify it is described log in it is legal and allow to log in.
Provided registration information scans for when optionally, according to user's registration, obtains the characteristic body of keyword description,
Provided keyword scans for when including: according to user's registration；If search result is more than the setting upper limit, filter out predetermined
The partial search results of quantity；According to the partial search results, the characteristic body of the keyword description is obtained.
Optionally, registration information further includes registration picture；It is described according to user's registration when provided registration information carry out
Search obtains the characteristic body of keyword description, comprising: provided keyword scans for when according to user's registration；According to
Family provided registration picture when registering, screens search result；According to the search result after the screening, described in extraction
The characteristic body of keyword description.
Optionally, judge whether the picture uploaded when the user logs in includes the characteristic body described with the keyword,
It include: between the characteristics of image of characteristic body for the feature and keyword description for obtaining the characteristic body that the uploading pictures include
Difference value；
According to the relationship between the difference value and preset threshold, judge whether the picture uploaded when the user logs in wraps
The characteristic body of the description containing keyword corresponding with the user name.
Optionally, the figure of the feature for the characteristic body that the uploading pictures include and the characteristic body of keyword description is obtained
As the difference value between feature includes: to obtain the keyword according to the characteristic body progress picture search described in the keyword
The characteristics of image of the characteristic body of description；Extract the feature for the characteristic body that the uploading pictures include；Include by the uploading pictures
The characteristics of image of characteristic body that describes of feature and the keyword of characteristic body be compared；Obtaining the uploading pictures includes
Characteristic body feature and the keyword description characteristic body characteristics of image between difference value.
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..
Be provided for the embodiments of the invention above based on image recognition realize system login method, apparatus and terminal into
It has gone and has been discussed in detail, used herein a specific example illustrates the principle and implementation of the invention, the above implementation
The explanation of example is merely used to help understand the device of the invention and its core concept；Meanwhile for the general technology people of this field
Member, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this explanation
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, the end that the method is used to not have image collecting device
End, which is characterized in that the described method includes:
Receive the registration information that provides in registration phase of user, the registration information includes user name, corresponding with the user name
Keyword and the characteristic body comprising keyword description picture, the keyword is user to be provided in registration phase,
For describing multiple characteristic bodies, the multiple characteristic body is respectively on different pictures；
Save the corresponding relationship of the characteristics of image of the corresponding relationship and keyword and characteristic body of user name and keyword；
Registration information when according to user's registration scans for, and obtains the characteristic body of keyword description；
Judge the picture that uploads when user logs in whether include the keyword description characteristic body；
If the uploading pictures include the characteristic body of keyword description, verifies and described log in legal and allow to log in；
It is described according to user's registration when provided registration information scan for, obtain the characteristic body of keyword description, comprising:
Provided keyword scans for when according to user's registration；
If search result is more than the setting upper limit, the partial search results of predetermined quantity are filtered out；
According to the partial search results, the characteristic body of the keyword description is obtained.
2. the method as described in claim 1, which is characterized in that the registration information further includes registration picture；It is described according to
Provided registration information scans for when the registration of family, obtains the characteristic body of keyword description, comprising:
Provided keyword scans for when according to user's registration；
Provided registration picture, screens search result when according to user's registration；
According to the search result after the screening, the characteristic body of the keyword description is extracted.
3. the method as described in claim 1 to 2 any one, which is characterized in that the judgement user uploads when logging in
Picture whether include with the keyword description characteristic body, comprising:
It obtains between the feature for the characteristic body that the uploading pictures include and the characteristics of image of the characteristic body of keyword description
Difference value；
According to the relationship between the difference value and preset threshold, judge the picture uploaded when the user logs in whether include with
The characteristic body of the corresponding keyword description of the user name.
4. method as claimed in claim 3, which is characterized in that the feature for obtaining the characteristic body that the uploading pictures include
The keyword description characteristic body characteristics of image between difference value include:
Picture search is carried out according to the characteristic body of keyword description, the image for obtaining the characteristic body of the keyword description is special
Sign；
Extract the feature for the characteristic body that the uploading pictures include；
The characteristics of image for the characteristic body that the feature for the characteristic body that the uploading pictures include is described with the keyword is compared
It is right；
It obtains between the feature for the characteristic body that the uploading pictures include and the characteristics of image of the characteristic body of keyword description
Difference value.
5. a kind of terminal, the terminal does not have image collecting device, which is characterized in that the terminal includes:
Search unit, registration information when for according to user's registration scan for, and obtain the characteristic body of keyword description, described
Registration information includes the figure of user name, keyword corresponding with the user name and the characteristic body comprising keyword description
Piece, the keyword are that user provides in registration phase, and for describing multiple characteristic bodies, the multiple characteristic body is respectively in difference
Picture on；The terminal is also used to receive the registration information that user provides in registration phase, and saves user name and keyword
Corresponding relationship and keyword and characteristic body characteristics of image corresponding relationship
Judging unit, when for judging that user logs in the picture that uploads whether include the keyword description characteristic body；
Authentication unit is verified the login and is closed if including the characteristic body that the keyword describes for the uploading pictures
Method simultaneously allows to log in；
Described search unit includes:
First keyword retrieval unit, provided keyword scans for when for according to user's registration；
First screening unit filters out if the search result for the first keyword retrieval unit is more than the setting upper limit
The partial search results of predetermined quantity；
Characteristic body acquiring unit, for obtaining the characteristic body of the keyword description according to the partial search results.
6. terminal as claimed in claim 5, which is characterized in that the registration information further includes registration picture, described search list
Member includes:
Second keyword retrieval unit, provided keyword scans for when for according to user's registration；
Second screening unit, provided registration picture, screens search result when for according to user's registration；
First extraction unit, for extracting the characteristic body of the keyword description according to the search result after the screening.
7. the terminal as described in claim 5 to 6 any one, which is characterized in that the judging unit includes:
Difference value acquiring unit, for obtaining the feature for the characteristic body that the uploading pictures include and the spy of keyword description
Levy the difference value between the characteristics of image of object；
Determination unit uploads when for according to the relationship between the difference value and preset threshold, judging that the user logs in
Picture whether include the description of corresponding with user name keyword characteristic body.
8. terminal as claimed in claim 7, which is characterized in that the difference value acquiring unit includes:
Characteristics of image acquiring unit, the characteristic body for being described according to the keyword carry out picture search, obtain the key
The characteristics of image of the characteristic body of word description；
Second extraction unit, for extracting the feature for the characteristic body that the uploading pictures include；
The figure of the characteristic body of comparing unit, the feature of the characteristic body for including by the uploading pictures and keyword description
As feature is compared；
Feature difference value acquiring unit, feature and the keyword for obtaining the characteristic body that the uploading pictures include describe
Characteristic body characteristics of image between difference value.
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| CN101571875A (en) * | 2009-05-05 | 2009-11-04 | 程治永 | Realization method of image searching system based on image recognition |
| CN102339289A (en) * | 2010-07-21 | 2012-02-01 | 阿里巴巴集团控股有限公司 | Match identification method for character information and image information and server |
| CN102339438A (en) * | 2010-07-22 | 2012-02-01 | 阿里巴巴集团控股有限公司 | Commodity information website publishing method, system and device |
| CN104751041A (en) * | 2015-03-03 | 2015-07-01 | 北京卓识数云科技有限公司 | Authentication method, system and mobile terminal |
| CN105426529A (en) * | 2015-12-15 | 2016-03-23 | 中南大学 | Image retrieval method and system based on user search intention positioning |
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| CN101571875A (en) * | 2009-05-05 | 2009-11-04 | 程治永 | Realization method of image searching system based on image recognition |
| CN102339289A (en) * | 2010-07-21 | 2012-02-01 | 阿里巴巴集团控股有限公司 | Match identification method for character information and image information and server |
| CN102339438A (en) * | 2010-07-22 | 2012-02-01 | 阿里巴巴集团控股有限公司 | Commodity information website publishing method, system and device |
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