CN103116404A - Face recognition unlocking method and mobile smart terminal - Google Patents
Face recognition unlocking method and mobile smart terminal Download PDFInfo
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- CN103116404A CN103116404A CN201310058278XA CN201310058278A CN103116404A CN 103116404 A CN103116404 A CN 103116404A CN 201310058278X A CN201310058278X A CN 201310058278XA CN 201310058278 A CN201310058278 A CN 201310058278A CN 103116404 A CN103116404 A CN 103116404A
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- facial expression
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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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
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/174—Facial expression recognition
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Abstract
The invention is applicable to the technical field of mobile communications and provides a face recognition unlocking method and a mobile smart terminal. The method includes: a front camera of the mobile smart terminal acquires image data; the size of the image data is converted into that of data of a prestored facial expression image according to the size of the data of the prestored facial expression image; the image data is compared to the data of the prestored facial expression image to judge whether the image data matches with the data of the prestored facial expression image or not; if yes, unlocking operation is executed. The unlocking operation is executed when the image data matches with the data of the prestored facial expression image and after the acquired image data is compared to the data of the prestored facial expression image, so that the problem that a high-safety high-reliability unlocking way is absent in the prior art is solved.
Description
Technical field
The invention belongs to the mobile communication technology field, relate in particular to a kind of Identification of Images unlock method and mobile intelligent terminal.
Background technology
Development along with mobile communication technology; the mobile e-business business is growing; if safety and the privacy of protection mobile terminal are extremely important; unlocking manner generally comprises at present: slip release, unlock password and special gesture release; the security of slip release and special gesture release is very low; be easy to be learnt by other people, unlock password is also larger in the possibility that existing networking situation is decrypted, so the problem that prior art exists is the unlocking manner that lacks a kind of high safety reliability.
Summary of the invention
The purpose of the embodiment of the present invention is to provide a kind of Identification of Images unlock method and mobile intelligent terminal, with the problem of the unlocking manner that solves a kind of high safety reliability of shortage that prior art exists.
Embodiments of the invention are achieved in that a kind of Identification of Images unlock method, said method comprising the steps of:
The front-facing camera acquisition of image data of mobile terminal;
According to the facial expression image data size that prestores, that the size conversion of described view data is extremely consistent with the facial expression image data size that prestores;
Described view data and the facial expression image data that prestore are compared, judge whether described view data and the facial expression image data that prestore mate;
When described view data and the facial expression image Data Matching that prestores, carry out unlocking operation.
Another purpose of embodiments of the invention is to provide a kind of Identification of Images release mobile intelligent terminal, and described mobile intelligent terminal comprises:
Collecting unit 21 is for the front-facing camera acquisition of image data of mobile terminal;
Converting unit 22 is used for according to the facial expression image data size that prestores, and the size conversion of described view data is extremely consistent with the facial expression image data size that prestores;
The first performance element 24 is used for carrying out unlocking operation when described view data and the similar situation of facial expression image data fit that prestores.
The embodiment of the present invention is by the contrast view data that gathers and the facial expression image data that prestore, when view data and the facial expression image data consistent that prestores, carry out unlocking operation, when view data and the facial expression image data that prestore are inconsistent, prompting expression mistake, continue to keep lock-out state, solved the problem of the unlocking manner of a kind of high safety reliability of shortage that prior art exists.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the realization flow figure of the Identification of Images unlock method that provides of the embodiment of the present invention;
Fig. 2 is the modular structure figure of the Identification of Images release mobile intelligent terminal that provides of the embodiment of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
The embodiment of the present invention provides a kind of Identification of Images unlock method, described method as shown in Figure 1, concrete steps comprise:
The front-facing camera acquisition of image data of S11, mobile terminal.
The facial expression image data size that S12, basis prestore is consistent to the facial expression image data size that prestores with the size conversion of described view data;
Need to illustrate, described step S12 compares for subsequent step is convenient.
S13, described view data and the facial expression image data that prestore are compared, judge whether described view data meets similar situation to the facial expression image data that prestore; If, carry out S14, if not, carry out S15.
S14, when described view data and the similar situation of facial expression image data fit that prestores, carry out unlocking operation.
If the described view data of S15 and the facial expression image data that prestore are not mated, prompting expression mistake continues to keep lock-out state.
Optionally, the method that realizes described S13 is specially:
Obtain the outline line of two eyes, nose and faces in described view data;
With the outline line of two eyes, nose and faces in the outline line of two eyes, nose and faces in described view data and the facial expression image data that prestore corresponding comparing respectively;
If the outline line difference of described two eyes, nose and faces all in positive and negative 20 pixels, judges described view data and the similar situation of facial expression image data fit that prestores; If the outline line difference of described two eyes, nose and faces has one not in positive and negative 20 pixels, judge that described view data does not meet similar situation to the facial expression data that prestores.
Optionally, realize that the described method of obtaining the outline line of two eyes, nose and faces in described view data is specially:
View data is got the tone high-contrast, obtain the outline line of two eyes, nose and faces.
Need to prove, by view data being got the tone high-contrast, can produce the profile of the most obvious two eyes, nose and faces of facial characteristics, certainly above-mentioned step of getting the tone high-contrast can not know the part outline line corresponding be eyes, nose or face, but because the feature of eyes, nose and face clearly, therefore above-mentioned contrast outline line is in the difference of same coordinate position movement images data with the outline line of the facial expression image data that prestore.
Optionally, also comprise before described step S11:
Receive unlock command, start the front-facing camera of mobile terminal according to described unlock command.
The invention provides a kind of Identification of Images release mobile intelligent terminal, described mobile intelligent terminal specifically comprises as shown in Figure 2:
Collecting unit 21 is for the front-facing camera acquisition of image data of mobile terminal;
Converting unit 22 is used for according to the facial expression image data size that prestores, and the size conversion of described view data is extremely consistent with the facial expression image data size that prestores;
The first performance element 24 is used for carrying out unlocking operation when described view data and the similar situation of facial expression image data fit that prestores.
Optionally, described judging unit 23 comprises:
Optionally, described acquisition module 231 specifically is used for:
View data is got the tone high-contrast, obtain the outline line of two eyes, nose and faces.
Optionally, described mobile intelligent terminal also comprises:
Start unit 25 is used for receiving unlock command, starts the front-facing camera of mobile terminal according to described unlock command.
Optionally, described mobile intelligent terminal also comprises:
The second performance element 26 does not mate with the facial expression image data that prestore if be used for described view data, and prompting expression mistake continues to keep lock-out state.
One of ordinary skill in the art will appreciate that as the included modules of above-described embodiment is to divide according to function logic, but be not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional module also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
Those of ordinary skills it is also understood that, realize that all or part of step in the method for above-described embodiment control display screen is to come the relevant hardware of instruction complete by program, described program can be in being stored in the mobile intelligent terminal read/write memory medium, described storage medium comprises ROM/RAM etc.
The above is only preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an Identification of Images unlock method, is characterized in that, described method comprises:
The front-facing camera acquisition of image data of mobile terminal;
According to the facial expression image data size that prestores, that the size conversion of described view data is extremely consistent with the facial expression image data size that prestores;
Described view data and the facial expression image data that prestore are compared, judge whether described view data and the facial expression image data that prestore mate;
When described view data and the facial expression image Data Matching that prestores, carry out unlocking operation.
2. the method for claim 1, is characterized in that, described described view data and the facial expression image data that prestore compared, and judge that the situation whether described view data and the facial expression image data that prestore mate is specially:
Obtain the outline line of two eyes, nose and faces in described view data;
With the outline line of two eyes, nose and faces in the outline line of two eyes, nose and faces in described view data and the facial expression image data that prestore corresponding comparing respectively;
All in positive and negative default pixel value, judge described view data and the facial expression image Data Matching that prestores when the outline line difference of described two eyes, nose and faces;
When the outline line difference of described two eyes, nose and faces has one not in positive and negative default pixel value, judge that described view data and the facial expression data that prestores do not mate.
3. method as claimed in claim 2, is characterized in that, the described outline line that obtains two eyes, nose and faces in described view data is specially;
View data is got the tone high-contrast, obtain the outline line of two eyes, nose and faces.
4. as the described method of claim 1-3 any one, it is characterized in that, the front-facing camera of described mobile terminal is found a view and is also comprised before acquisition of image data:
Receive unlock command, start the front-facing camera of mobile terminal according to described unlock command.
5. method as claimed in claim 4, is characterized in that, described method also comprises:
If described view data and the facial expression image data that prestore are not mated, prompting expression mistake continues to keep lock-out state.
6. an Identification of Images release mobile intelligent terminal, is characterized in that, described mobile intelligent terminal comprises:
Collecting unit is for the front-facing camera acquisition of image data of mobile terminal;
Converting unit is used for according to the facial expression image data size that prestores, and the size conversion of described view data is extremely consistent with the facial expression image data size that prestores;
Judging unit is used for described view data and the facial expression image data that prestore are compared, and judges whether described view data and the facial expression image data that prestore mate;
The first performance element is used for carrying out unlocking operation when described view data and the similar situation of facial expression image data fit that prestores.
7. mobile intelligent terminal as claimed in claim 6, is characterized in that, described judging unit comprises:
Acquisition module is for the outline line that obtains described view data two eyes, nose and faces;
The contrast module is used for the outline line of two eyes, nose and faces in the outline line of described view data two eyes, nose and faces and the facial expression image data that prestore corresponding comparing respectively;
Judge module is used for when the outline line difference of described two eyes, nose and faces judging described view data and the facial expression image Data Matching that prestores all in positive and negative default pixel value; When the outline line difference of described two eyes, nose and faces has one not in positive and negative default pixel value, judge that described view data and the facial expression data that prestores do not mate.
8. mobile intelligent terminal as claimed in claim 7, is characterized in that, described acquisition module specifically is used for:
View data is got the tone high-contrast, obtain the outline line of two eyes, nose and faces.
9. mobile intelligent terminal as described in claim 6-8, is characterized in that, described mobile intelligent terminal also comprises:
Start unit is used for receiving unlock command, starts the front-facing camera of mobile terminal according to described unlock command.
10. mobile intelligent terminal as claimed in claim 9, is characterized in that, described mobile intelligent terminal also comprises:
The second performance element does not mate with the facial expression image data that prestore if be used for described view data, and prompting expression mistake continues to keep lock-out state.
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Cited By (6)
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CN104571881A (en) * | 2013-10-22 | 2015-04-29 | 广东小天才科技有限公司 | Screen unlocking control method and device |
CN104932797A (en) * | 2014-03-17 | 2015-09-23 | 深圳富泰宏精密工业有限公司 | Gesture unlocking method and system |
CN106548544A (en) * | 2016-10-31 | 2017-03-29 | 余必亚 | A kind of unlocking system and method |
CN107644211A (en) * | 2017-09-25 | 2018-01-30 | 南京律智诚专利技术开发有限公司 | A kind of face recognition method for improving security |
CN107742072A (en) * | 2017-09-20 | 2018-02-27 | 维沃移动通信有限公司 | Face identification method and mobile terminal |
CN112089595A (en) * | 2020-05-22 | 2020-12-18 | 未来穿戴技术有限公司 | Login method of neck massager, neck massager and storage medium |
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CN112089595A (en) * | 2020-05-22 | 2020-12-18 | 未来穿戴技术有限公司 | Login method of neck massager, neck massager and storage medium |
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Application publication date: 20130522 |