CN201233607Y - Human face recognition device - Google Patents
Human face recognition device Download PDFInfo
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- CN201233607Y CN201233607Y CNU200820109474XU CN200820109474U CN201233607Y CN 201233607 Y CN201233607 Y CN 201233607Y CN U200820109474X U CNU200820109474X U CN U200820109474XU CN 200820109474 U CN200820109474 U CN 200820109474U CN 201233607 Y CN201233607 Y CN 201233607Y
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Abstract
The utility model discloses a face recognition device, which comprises a first camera which is arranged in front of a face and used for grabbing facial images; a second camera which is arranged in front of the face and in the position different from the first camera and used for grabbing the facial images; a face recognizing and processing unit which is used for receiving and recognizing the facial images grabbed by the first camera and the second camera, and procuring a first and a second candidate sets respectively; and the face recognizing and processing unit is further used for choosing a candidate as the final recognition result, the similarity degree of which conforms to the predetermined rules.
Description
Technical field
The utility model relates to the living things feature recognition field, and particularly a kind of face identification device and method relate in particular to a kind of face identification device with dual camera.
Background technology
Biometrics identification technology is listed in 21 century human society is brought one of revolution sex ten big technology.Biometrics identification technology is the most convenient, safe at present identity recognizing technology, and that biometrics identification technology is discerned is people itself, does not need the marker outside the person.Biometrics identification technology utilizes people's physiological characteristic and behavioural characteristic to carry out identification, mainly contains fingerprint recognition, recognition of face, iris recognition, Gait Recognition etc.Wherein, recognition of face is a big focus in current living things feature recognition field.It is compared with the fingerprint identification technology of present widespread use, and remarkable advantages such as intuitive, convenience, untouchable, friendly, user's acceptance height are arranged.
Existing face recognition technology adopts two-dimension human face identification more.Two-dimension human face identification is based on the single plane picture of people's face, generally by a camera collection people face plane picture, carries out the detection of people's face, human eye location and feature extraction then, compares with template base again, makes identification at last and differentiates.But the discrimination of the individual human face plane picture in fact by a camera collection is subjected to the influence of factors such as ambient light, acquisition angles, attitude, expression, so discrimination is greatly limited.Improving the recognition performance of existing two-dimension human face recognition technology, is the problem that ought previously press for solution.
The utility model content
The utility model proposes a kind of double-camera face identification device for addressing the above problem, can significantly improve the recognition performance of present two-dimension human face identification.
The technical scheme that the utility model adopted is, a kind of double-camera face identification device is provided, and comprising: first camera is arranged on people's face front and is used to gather facial image; Second camera is arranged on people's face front and is different from the position of first camera, is used to gather facial image; The recognition of face processing unit, be used to receive and identify the facial image of gathering by first camera, and obtain first candidate collection, and be used to receive and identify the facial image of gathering by second camera, and obtaining second candidate collection, described recognition of face processing unit also is used for choosing the final recognition result of candidate target conduct that similarity meets pre-defined rule in first candidate collection and second candidate collection.
As first embodiment of the present utility model, described recognition device also comprises the infrared transmission filtering apparatus, be arranged on described first camera before, be used for the filtering visible light and gather the black and white facial image; And the IR-cut filtering apparatus, be arranged on described second camera before, be used for the filtering infrared light and gather colorized face images.Preferably, described face identification device also comprises display unit, is used to receive and shows colorized face images by described second camera collection.As another embodiment of the present utility model, described recognition device also comprises the infrared transmission filtering apparatus, be separately positioned on described first and second cameras before, be used for the filtering visible light and gather the black and white facial image.
In addition, described face identification device also comprises: infrared fixedly active light source, the back that is arranged on described first camera and second camera is as the light source of gathering facial image.
Face identification device of the present utility model carries out having adopted dual camera to carry out collection of people's face and recognition of face on the basis of people's face collection at the existing single camera that generally adopts, and according to predetermined rule two candidate collection is chosen.The utility model is simple and can significantly improve the recognition performance that present two-dimension human face is discerned.In addition, according to face identification device of the present utility model can be on display unit the display color facial image, bring good use experience to the user.
Description of drawings
In order more completely to understand the utility model and advantage thereof, embodiment of the present utility model is described now in conjunction with the accompanying drawings, reference marker identical in the accompanying drawing is represented similar implication, wherein:
Fig. 1 is the synoptic diagram according to double-camera face identification device of the present utility model;
Fig. 2 is the synoptic diagram that adopts infrared fixedly active light source according to the utility model;
Fig. 3 is the synoptic diagram according to the utility model first embodiment;
Fig. 4 is the synoptic diagram according to the utility model second embodiment.
Embodiment
Fig. 1 is the synoptic diagram according to double-camera face identification device of the present utility model.Camera 1 and camera 2 are placed on respectively on the diverse location of the image that is suitable for gathering people's face is used to gather facial image.For example, the placement that can keep at a certain distance away in the horizontal direction, the setting that perhaps keeps at a certain distance away in vertical direction also can be placed on other with camera and be convenient to gather on the position of facial image according to factors such as placement condition, attractive in appearance, disguises.Preferably can place them on the sustained height, and at a distance of certain interval, for example 10cm.Camera 1 and 2 adopts with recognition of face processing unit 101 respectively and is electrically connected, and is used for carrying out signal to recognition of face processing unit 101 and transmits.Recognition of face processing unit 101 can adopt PC platform or embedded platform, for example DSP, ARM etc.The people stands in the certain limit of camera 1 and camera 2 fronts, catches facial image respectively by camera 1 and camera 2, and facial image is transferred in the recognition of face processing unit 101.Recognition of face processing unit 101 utilize two cameras respectively image information captured carry out recognition of face respectively and handle to strengthen the adaptive faculty of ordinary two dimensional face identification system to light, attitude and expression.
In order to strengthen the adaptive faculty of face identification device of the present utility model, can provide infrared fixedly active light source for face identification device of the present utility model, as shown in Figure 2 to light.Adopt the catch light source of infrared fixedly active light source, so that strengthen the adaptive faculty of ordinary two dimensional face identification device to light as facial image.In the present embodiment, infrared fixedly active light source is made up of a plurality of infrarede emitting diodes that are evenly distributed, and centre wavelength is 700-2000nm, is preferably 850nm, and described light source can be arranged on the back of camera 1,2.As long as should be understood that and to serve the same role, can adopt other the various light sources except that present embodiment.
Fig. 3 is the synoptic diagram according to the face identification device of the utility model first embodiment.In order to improve discrimination, can make two camera collection facial images of different nature.In the present embodiment, a camera collection black white image, another camera collection coloured image.Install before the camera lens of a camera therein have the filtering visible light, the infra-red transmitting filter by the infrared light function, perhaps direct plating filter coating on camera lens, thus directly catch the black and white gray level image.And in order to make cam lens not influenced by Infrared, preferably, before the camera lens of another one camera, install have the filtering infrared light, the cutoff filter by the visible light function, perhaps direct plating filter coating on camera lens is caught coloured image.Face identification unit 101 receives and identifies the facial image by two camera collections.Face identification device of the present utility model can also comprise the display unit (not shown), is used to receive and show the colorized face images of camera collection.
Fig. 4 is the synoptic diagram according to the utility model second embodiment.What will be appreciated that two camera collections can be the facial image of same nature, the infrared transmission filtering apparatus for example all is set before two cameras, be used for the filtering visible light and gather the black and white facial image, the IR-cut filtering apparatus perhaps all is set before two cameras, is used for the filtering infrared light and gathers colorized face images.Present embodiment is that an infrared transmission filtering apparatus is set respectively before two cameras, is used to gather the black and white facial image.
The imageing sensor of the foregoing description camera can adopt CMOS or CCD.Certainly; the utility model is not limited to the restriction of the foregoing description; those skilled in the art can carry out various settings and variation according to the image property that various needs are gathered camera; also can be for the image of gathering special properties the outer device of plus, these all do not break away from protection domain of the present utility model.
The utility model has proposed a kind of double-camera face identification device on the basis of the existing single camera face identification device that generally adopts, can significantly improve the recognition performance of present two-dimension human face identification.In addition, existing face identification system is in order to reduce the influence of ambient light to identifying operation, general collection black and white facial image shows and discerns, but show that black white image is bad to the use experience that the user brings, therefore, how can bring good use experience to the user when gathering the black and white facial image, also be one of beneficial effect of bringing of the utility model.
Claims (5)
1. a face identification device is characterized in that, comprising:
First camera is arranged on people's face front and is used to gather facial image;
Second camera is arranged on people's face front and is different from the position of first camera, is used to gather facial image;
The recognition of face processing unit, be used to receive and identify the facial image of gathering by first camera, and obtain first candidate collection, and be used to receive and identify the facial image of gathering by second camera, and obtaining second candidate collection, described recognition of face processing unit also is used for choosing the final recognition result of candidate target conduct that similarity meets pre-defined rule in first candidate collection and second candidate collection.
2. face identification device according to claim 1 is characterized in that, described recognition device also comprises:
The infrared transmission filtering apparatus, be arranged on described first camera before, be used for the filtering visible light and gather the black and white facial image;
The IR-cut filtering apparatus, be arranged on described second camera before, be used for the filtering infrared light and gather colorized face images.
3. face identification device according to claim 2 is characterized in that, described face identification device also comprises:
Display unit is used to receive and shows colorized face images by described second camera collection.
4. face identification device according to claim 1 is characterized in that, described recognition device also comprises:
The infrared transmission filtering apparatus, be separately positioned on described first and second cameras before, be used for the filtering visible light and gather the black and white facial image.
5. according to any described face identification device among the claim 1-4, it is characterized in that, also comprise:
Infrared fixedly active light source, the back that is arranged on described first camera and second camera is as the light source of gathering facial image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820109474XU CN201233607Y (en) | 2008-07-28 | 2008-07-28 | Human face recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820109474XU CN201233607Y (en) | 2008-07-28 | 2008-07-28 | Human face recognition device |
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| Publication Number | Publication Date |
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| CN201233607Y true CN201233607Y (en) | 2009-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU200820109474XU Expired - Lifetime CN201233607Y (en) | 2008-07-28 | 2008-07-28 | Human face recognition device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010012215A1 (en) * | 2008-07-28 | 2010-02-04 | 汉王科技股份有限公司 | Dual cameras face recognition device and method |
| CN102831379A (en) * | 2011-06-14 | 2012-12-19 | 汉王科技股份有限公司 | Face image recognition method and device |
| CN106487648A (en) * | 2016-09-12 | 2017-03-08 | 深圳市金立通信设备有限公司 | Authority configuring method and terminal that a kind of information sends |
| CN106845449A (en) * | 2017-02-22 | 2017-06-13 | 浙江维尔科技有限公司 | A kind of image processing apparatus, method and face identification system |
| CN111199221A (en) * | 2020-01-21 | 2020-05-26 | 成都国翼电子技术有限公司 | Device and method for improving face snapshot recognition rate in complex light environment |
| CN112528949A (en) * | 2020-12-24 | 2021-03-19 | 杭州慧芯达科技有限公司 | Binocular face recognition method and system based on multiband light |
-
2008
- 2008-07-28 CN CNU200820109474XU patent/CN201233607Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010012215A1 (en) * | 2008-07-28 | 2010-02-04 | 汉王科技股份有限公司 | Dual cameras face recognition device and method |
| CN101639891B (en) * | 2008-07-28 | 2012-05-02 | 汉王科技股份有限公司 | Double-camera face identification device and method |
| CN102831379A (en) * | 2011-06-14 | 2012-12-19 | 汉王科技股份有限公司 | Face image recognition method and device |
| CN102831379B (en) * | 2011-06-14 | 2015-11-25 | 汉王科技股份有限公司 | facial image recognition method and device |
| CN106487648A (en) * | 2016-09-12 | 2017-03-08 | 深圳市金立通信设备有限公司 | Authority configuring method and terminal that a kind of information sends |
| CN106845449A (en) * | 2017-02-22 | 2017-06-13 | 浙江维尔科技有限公司 | A kind of image processing apparatus, method and face identification system |
| CN111199221A (en) * | 2020-01-21 | 2020-05-26 | 成都国翼电子技术有限公司 | Device and method for improving face snapshot recognition rate in complex light environment |
| CN112528949A (en) * | 2020-12-24 | 2021-03-19 | 杭州慧芯达科技有限公司 | Binocular face recognition method and system based on multiband light |
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