CN110287681A - Vein image authentication method and relevant apparatus - Google Patents
Vein image authentication method and relevant apparatus Download PDFInfo
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- CN110287681A CN110287681A CN201910588623.8A CN201910588623A CN110287681A CN 110287681 A CN110287681 A CN 110287681A CN 201910588623 A CN201910588623 A CN 201910588623A CN 110287681 A CN110287681 A CN 110287681A
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- image
- vein image
- target site
- images
- vein
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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
-
- 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
- G06V40/40—Spoof detection, e.g. liveness detection
- G06V40/45—Detection of the body part being alive
-
- 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
- G06V40/14—Vascular patterns
Abstract
The embodiment of the present application discloses vein image authentication method and relevant apparatus, is applied to electronic equipment, and method includes: the first image that target site is acquired by near infrared light camera；The reference vein image of target site is obtained according to the first image；The second image of target site is acquired by visible image capturing head；It detects on the second image with the presence or absence of other images of the sign image different from target site；If detecting the presence of other images, the targeted vein image of target site is obtained according to reference vein image and other images；Authentication is carried out according to targeted vein image.The embodiment of the present application is conducive to improve the accuracy of vein image certification.
Description
Technical field
This application involves electronic technology fields, and in particular to a kind of method and relevant apparatus of vein image certification.
Background technique
With the development of science and technology, to complete the authentication to specific user, electronic equipment often has authentication function
Energy.In the prior art, electronic equipment can will be obtained when carrying out authentication by vein identification technology by near infrared light
Vein image is compared to realize authentication with the vein image prestored, in the case where there is pseudo- vein, acquisition it is quiet
Arteries and veins image inaccuracy, causes the result of authentication incorrect, reduces the accuracy of authentication.
Summary of the invention
The embodiment of the present application provides a kind of vein image authentication method and relevant apparatus, to improve vein image certification
The accuracy of application, and then promote the safety of authentication.
In a first aspect, the embodiment of the present application provides a kind of vein image authentication method, it is applied to electronic equipment, the method
Include:
The first image of target site is acquired by near infrared light camera；
The reference vein image of the target site is obtained according to the first image；
The second image of the target site is acquired by visible image capturing head；
It detects on second image with the presence or absence of other images of the sign image different from the target site；
If detecting the presence of other described images, obtained according to the reference vein image and other described images described
The targeted vein image of target site；
Authentication is carried out according to the targeted vein image.
Second aspect, the embodiment of the present application provide a kind of vein image authentication device, are applied to electronic equipment, the application
Vein image authentication device includes processing unit and communication unit, wherein
The processing unit, for acquiring the first image of target site by near infrared light camera；And it is used for root
The first image signal is transmitted according to the communication unit, the reference vein of the target site is obtained according to the first image
Image；And the second image for acquiring the target site by visible image capturing head；And for according to the communication
Unit transmits second picture signal, detects on second image with the presence or absence of the sign shadow different from the target site
Other images of picture；If detecting the presence of other described images, obtained with reference to vein image with other described images according to described
To the targeted vein image of the target site；And for carrying out authentication according to the targeted vein image.
The third aspect, the embodiment of the present application provide a kind of trunking, including processor, memory, communication interface and
One or more programs, wherein said one or multiple programs are stored in above-mentioned memory, and are configured by above-mentioned
It manages device to execute, above procedure is included the steps that for executing the instruction in the embodiment of the present application first aspect either method.
Fourth aspect, the embodiment of the present application provide a kind of computer readable storage medium, wherein above-mentioned computer-readable
Storage medium storage is used for the computer program of electronic data interchange, wherein above-mentioned computer program executes computer such as
Step some or all of described in the embodiment of the present application first aspect either method.
5th aspect, the embodiment of the present application provide a kind of computer program product, wherein above-mentioned computer program product
Non-transient computer readable storage medium including storing computer program, above-mentioned computer program are operable to make to calculate
Machine executes the step some or all of as described in the embodiment of the present application first aspect either method.The computer program product
It can be a software installation packet.
As can be seen that electronic equipment passes through near infrared light camera acquisition target site first in the embodiment of the present application
First image, secondly, then passing through visible light according to the reference vein image that the first image obtains the target site
Camera acquires the second image of the target site, it is then detected that with the presence or absence of different from the mesh on second image
Mark other images of the sign image at position, if detecting the presence of other described images, according to it is described with reference to vein image with
Other described images obtain the targeted vein image of the target site, finally, carrying out identity according to the targeted vein image
Certification.As it can be seen that the electronic equipment of the embodiment of the present application can be by the vein image that will be collected by infrared pick-up head
It is combined processing with the image that visible light collects, obtains targeted vein image, pseudo- vein image is eliminated and identity is recognized
The influence of result is demonstrate,proved, the accuracy that electronic equipment authenticates vein image is improved.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram of a kind of electronic equipment acquisition finger-image provided by the embodiments of the present application；
Fig. 2 is a kind of flow diagram of vein image authentication method provided by the embodiments of the present application；
Fig. 3 is the flow diagram of another vein image authentication method provided by the embodiments of the present application；
Fig. 4 is the flow diagram of another vein image authentication method provided by the embodiments of the present application；
Fig. 5 is a kind of structural schematic diagram of vein image authentication device provided by the embodiments of the present application；
Fig. 6 is a kind of functional unit composition block diagram of vein image authentication device provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
The description and claims of this application and term " first " in above-mentioned attached drawing, " second " etc. are for distinguishing
Different objects, are not use to describe a particular order.In addition, term " includes " and " having " and their any deformations, it is intended that
It is to cover and non-exclusive includes.Such as the process, method, system, product or equipment for containing a series of steps or units do not have
It is defined in listed step or unit, but optionally further comprising the step of not listing or unit, or optionally also wrap
Include other step or units intrinsic for these process, methods, product or equipment.
" embodiment " mentioned in this application is it is meant that a particular feature, structure, or characteristic described can be in conjunction with the embodiments
Included at least one embodiment of the application.The phrase, which occurs, in each position in the description might not each mean phase
Same embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art are explicitly
Implicitly understand, embodiments described herein can be combined with other embodiments.
Currently, referring to Figure 1, Fig. 1 is the schematic diagram of the acquisition finger venous image of electronic equipment 10.Electronic equipment is in benefit
When carrying out authentication with vein identification technology, firstly, obtaining referring to by near infrared light camera acquisition finger-image quiet
Arteries and veins image, then will refer to that vein image is compared with the finger vein image prestored to carry out authentication.
Wherein, the principle of vein identification technology is the blood red speciality for being known as absorption infrared ray in blood, close when receiving
The camera of infrared induction degree is photographed against target site, the shaded side for shining blood vessel can be taken out image, so
Digital processing is carried out to image afterwards, obtains vein image.There is same absorbent infrared ray with the ferroheme in blood when utilizing
Applying materials in target site surface, corresponding hatching effect can also be presented when using near infrared light camera photographing, in this way
The vein image of generation makes identity authentication result inaccurate.
In view of the above-mentioned problems, the embodiment of the present application proposes a kind of vein image authentication method, with reference to the accompanying drawing to this Shen
Please embodiment describe in detail.
Referring to Fig. 2, Fig. 2 is that the embodiment of the present application provides a kind of flow diagram of vein image authentication method, such as
Shown in Fig. 2, this vein image authentication method includes:
S201, electronic equipment acquire the first image of target site by near infrared light camera.
Herein, the electronic equipment is a kind of equipment including visible image capturing head Yu near infrared light camera, the electricity
Sub- equipment can be the electronic equipment of tool hand vein recognition ability, which can be vein vivo identification instrument, including contact
Formula vein vivo identification instrument and non-contact vein vivo identification instrument, the electronic equipment can also be various handheld devices, vehicle-mounted
Equipment, wearable device calculate equipment or are connected to other processing equipments and various forms of use of radio modem
Family equipment (User Equipment, UE), mobile station (Mobile Station, MS) etc., is not especially limited.
Wherein, which includes infrared light.
Wherein, which can be finger, which can also be palm, which can also be hand
Back, etc., is not specifically limited target site.
As it can be seen that electronic equipment can acquire the image of target site by near infrared light camera in this example, in order to
It obtains with reference to vein image.
S202, the electronic equipment obtain the reference vein image of the target site according to the first image.
Wherein, the electronic equipment can lead to according to the reference vein image that the first image obtains the target site
Cross following manner realization: the electronic equipment identifies according to preset strategy and positions the reference vein shadow in the first image
Picture；Extract the reference vein image of the target site.
As it can be seen that electronic equipment can be obtained according to the image that infrared pick-up head acquires with reference to vein image in this example,
Improve the flexibility that electronic equipment carries out vein image certification.
S203, the electronic equipment acquire the second image of the target site by visible image capturing head.
Wherein, the second image that the electronic equipment is acquired by visible image capturing head is the surface pair of the target site
The image answered.
It should be noted that the electronic equipment can first pass through the first figure of near infrared light camera acquisition target site
Picture, then the second image of the target site is acquired by visible image capturing head, the electronic equipment can first pass through visible light
Camera acquires the second image of the target site, then the first image of target site is acquired by near infrared light camera,
It is not specifically limited, first, second herein is intended merely to distinguish two different images, does not represent any specific
Other meanings.
As it can be seen that electronic equipment can acquire the image of target site by visible image capturing head in this example, in conjunction with close red
Outer light video camera head acquires the image of target site further to promote the correctness of authentication.
S204, the electronic equipment detect on second image with the presence or absence of the sign shadow different from the target site
Other images of picture.
It wherein, include for by authentication, artificial painting different from other images of the sign image of the target site
The colored shape smeared.
S205, if detecting the presence of other described images, the electronic equipment refers to vein image and institute according to described
It states other images and obtains the targeted vein image of the target site.
Wherein, the electronic equipment then obtains the target site with reference to vein image and other described images according to described
Targeted vein image specific implementation may is that the electronic equipment choose the target site one or more it is special
Sign point is used as reference coordinate；Using the reference coordinate as reference point same plane present it is described with reference to vein image and it is described its
His image；The target portion is obtained with reference to vein image and the presentation situation of other described images on the plane according to described
The targeted vein image of position.
For example, electronic equipment is after obtaining the reference vein image and other images of thumb, with the wheel of thumb
Wide flat image demarcates the specific location with reference to vein image and other images, i.e., same as reference coordinate
The reference vein image and other described images are showed in one plane coordinate system, the distribution situation by analyzing them obtains
The targeted vein image of the target site.
As it can be seen that electronic equipment can be by acquiring target using near infrared light camera, visible image capturing head in this example
The image at position obtains targeted vein image, promotes the intelligence of authentication.
S206, the electronic equipment carry out authentication according to the targeted vein image.
Wherein, the electronic equipment can be with according to the specific implementation that the targeted vein image carries out authentication
Be: the targeted vein image is compared the electronic equipment；If matching, passes through authentication；If mismatching, no
Pass through authentication.
As it can be seen that electronic equipment can refer to vein image by obtaining using near infrared light camera, then tie in this example
Other images for obtaining by visible image capturing head and being different from the sign image of the target site are closed, are kept away with other images
Exempt to promote flexibility, the accuracy of authentication because of the interference of the pseudo- vein image in reference vein image.
As can be seen that electronic equipment passes through near infrared light camera acquisition target site first in the embodiment of the present application
First image, secondly, then passing through visible light according to the reference vein image that the first image obtains the target site
Camera acquires the second image of the target site, it is then detected that with the presence or absence of different from the mesh on second image
Mark other images of the sign image at position, if detecting the presence of other described images, according to it is described with reference to vein image with
Other described images obtain the targeted vein image of the target site, finally, carrying out identity according to the targeted vein image
Certification.As it can be seen that the electronic equipment of the embodiment of the present application can be by the vein image that will be collected by infrared pick-up head
It is combined processing with the image that visible light collects, obtains targeted vein image, pseudo- vein image is eliminated and identity is recognized
The influence of result is demonstrate,proved, the accuracy that electronic equipment authenticates vein image is improved.
In a possible embodiment, the electronic equipment is obtained with reference to vein image with other described images according to described
To the targeted vein image of the target site, comprising: the electronic equipment judge it is described with reference to vein image and it is described other
Image whether there is intersection；Intersection if it exists, the electronic equipment then according to it is described with reference to vein image with it is described
The coincidence situation of other images determines the targeted vein image of the target site；Intersection if it does not exist, the electronics are set
It is standby then using it is described with reference to vein image as the targeted vein image of the target site.
For example, electronic equipment shows the reference vein image and other described shadows in same plane coordinate system
As after, if detecting with reference to vein image and other described images there are intersection, analyze it is described with reference to vein image with
The coincidence situation of other images determines the targeted vein image of the target site, is executed not according to different coincidence situations
With operation, e.g., when described with reference to vein image and when being completely coincident of other images, then it is assumed that other described images are
Pseudo- vein image does not have intersection with reference to vein image and other described images when described, it is believed that no not by authentication
In the presence of think interference directly using described with reference to vein image as the targeted vein image of the target site.
As it can be seen that in this example, electronic equipment can be flat in same coordinate according to reference vein image and other images
Coincidence situation on face, which realize, carries out the certification of vein image by vein image, improves the intelligence of vein image certification
Property.
In a possible embodiment, the electronic equipment is according to described with reference to vein image and other images
It is overlapped the targeted vein image that situation determines the target site, comprising: if other described images are completely covered and are more than described
With reference to vein image, the electronic equipment then using described with reference to vein image as the targeted vein image of the target site；
If other described images partially overlap with described with reference to vein image, using the reference vein image as the target site
Targeted vein image；If described be completely covered with reference to vein image and be more than other described images, the electronic equipment will
Remove the targeted vein image with reference to vein image as the target site of other images.
Wherein, if other described images are completely covered and are more than described with reference to vein image, illustrate other described images
It does not influence with reference to vein image, then reference vein image at this time is not affected by pseudo- vein interference, and therefore, the electronic equipment then will
The targeted vein shadow with reference to vein image as the target site.If other described images refer to vein image with described
It partially overlaps, then reference vein image at this time is not affected by pseudo- vein interference, therefore, using the reference vein image as described in
The targeted vein image of target site, if described be completely covered with reference to vein image and be more than other described images, possible institute
Stating other images may be the component part with reference to vein image, and the electronic equipment will then remove described in other described images
Targeted vein image with reference to vein image as the target site.
As it can be seen that in this example, electronic equipment can be determined according to reference vein image with the situation that is overlapped of other images
Targeted vein image promotes the accuracy of vein image certification.
In a possible embodiment, the electronic equipment carries out authentication, packet according to the targeted vein image
Include: the electronic equipment calculates the related coefficient between the targeted vein image and the default vein image；If the phase
Relationship number is more than or equal to default dependent thresholds, then passes through authentication；If the related coefficient is less than default dependent thresholds,
Do not pass through authentication then and exports prompt information.
For example, presetting dependent thresholds is 5, the electronic equipment calculate the targeted vein image with it is described preset it is quiet
Related coefficient between arteries and veins image is 6, then by authentication, if the electronic equipment calculates the targeted vein image and institute
Stating the related coefficient between default vein image is 4, then does not pass through authentication and export prompt information
As it can be seen that in this example, electronic equipment can be according to related between targeted vein image and default vein pattern
Coefficient carries out completing vein image certification.
In a possible embodiment, the output prompt information, including execute following at least one operation: the electricity
Sub- equipment broadcasts the prompt information by buzzer；The electronic equipment on a display screen to the prompt information into
Row display.
Wherein, for output prompt information, the manager of electronic equipment can be configured according to demand.
As it can be seen that in this example, electronic equipment can be presented vein image authentication result by different modes,
Realize the diversity to the processing of vein image authentication result.
In a possible embodiment, the prompt information include unauthenticated prompt, in handling suggestion at least
It is a kind of.
Wherein, unauthenticated prompt can be authentication result, e.g., can be " sorry, unverified success ", not by recognizing
Card prompt can be authentication result and reason, e.g., can be " unauthenticated, current vein image mismatches ", handling suggestion
It can be " certification position please be clean ", handling suggestion is also possible to " asking re-authentication ", etc., is not specifically limited.
As it can be seen that in this example, electronic equipment can be in the case where identity be unauthenticated, display reminding information, with
Convenient for promoting the efficiency of authentication.
In a possible embodiment, the method also includes: if on detection second image there is no it is described its
His image, the electronic equipment then using described with reference to vein image as the targeted vein image of the target site.
As it can be seen that in this example, electronic equipment detects on second image there is no other described images, then illustrate mesh
The surface at mark position does not have artificial or unconscious pseudo- vein image interference, and the electronic equipment is then directly by described with reference to quiet
Targeted vein image of the arteries and veins image as the target site.
It is consistent with above-mentioned embodiment shown in Fig. 2, referring to Fig. 3, Fig. 3 is that another kind provided by the embodiments of the present application is quiet
The flow diagram of arteries and veins image authentication method, as shown, this vein image authentication method includes:
S301, electronic equipment acquire the first image of target site by near infrared light camera；
S302, the electronic equipment obtain the reference vein image of the target site according to the first image；
S303, the electronic equipment acquire the second image of the target site by visible image capturing head；
S304, the electronic equipment detect on second image with the presence or absence of the sign shadow different from the target site
Other images of picture；
S305, if detecting the presence of other described images, the electronic equipment judges described with reference to vein image and institute
Other images are stated with the presence or absence of intersection；
S306, intersection if it exists, then the electronic equipment is according to described with reference to vein image and other described images
Coincidence situation determine the targeted vein image of the target site；
S307, intersection if it does not exist, then the electronic equipment using it is described with reference to vein image as the target portion
The targeted vein image of position.
S308, the electronic equipment carry out authentication according to the targeted vein image.
As can be seen that electronic equipment passes through near infrared light camera acquisition target site first in the embodiment of the present application
First image, secondly, then passing through visible light according to the reference vein image that the first image obtains the target site
Camera acquires the second image of the target site, it is then detected that with the presence or absence of different from the mesh on second image
Mark other images of the sign image at position, if detecting the presence of other described images, according to it is described with reference to vein image with
Other described images obtain the targeted vein image of the target site, finally, carrying out identity according to the targeted vein image
Certification.As it can be seen that the electronic equipment of the embodiment of the present application can be by the vein image that will be collected by infrared pick-up head
It is combined processing with the image that visible light collects, obtains targeted vein image, pseudo- vein image is eliminated and identity is recognized
The influence of result is demonstrate,proved, the accuracy that electronic equipment authenticates vein image is improved.
In addition, electronic equipment can be to be overlapped feelings on same coordinate plane with other images according to reference vein image
Condition, which realize, carries out the certification of vein image by vein image, improves the intelligence of vein image certification.
It is consistent with above-mentioned embodiment shown in Fig. 2, referring to Fig. 4, Fig. 4 is that provided by the embodiments of the present application another is quiet
The flow diagram of arteries and veins image authentication method, as shown, this vein image authentication method includes:
S401, electronic equipment acquire the first image of target site by near infrared light camera；
S402, the electronic equipment obtain the reference vein image of the target site according to the first image；
S403, the electronic equipment acquire the second image of the target site by visible image capturing head；
S404, the electronic equipment detect on second image with the presence or absence of the sign shadow different from the target site
Other images of picture；
S405, if detecting the presence of other described images, the electronic equipment refers to vein image and institute according to described
It states other images and obtains the targeted vein image of the target site；
S406, the electronic equipment calculate the phase relation between the targeted vein image and the default vein pattern
Number；
S407, if the related coefficient is more than or equal to default dependent thresholds, the electronic equipment is recognized by identity
Card；
S408, if the related coefficient is less than default dependent thresholds, the electronic equipment does not pass through authentication and defeated
Prompt information out；
S409, if there is no other described images on detection second image, the electronic equipment is by the reference
Targeted vein image of the vein image as the target site.
As can be seen that electronic equipment passes through near infrared light camera acquisition target site first in the embodiment of the present application
First image, secondly, then passing through visible light according to the reference vein image that the first image obtains the target site
Camera acquires the second image of the target site, it is then detected that with the presence or absence of different from the mesh on second image
Mark other images of the sign image at position, if detecting the presence of other described images, according to it is described with reference to vein image with
Other described images obtain the targeted vein image of the target site, finally, carrying out identity according to the targeted vein image
Certification.As it can be seen that the electronic equipment of the embodiment of the present application can be by the vein image that will be collected by infrared pick-up head
It is combined processing with the image that visible light collects, obtains targeted vein image, pseudo- vein image is eliminated and identity is recognized
The influence of result is demonstrate,proved, the accuracy that electronic equipment authenticates vein image is improved.
In addition, electronic equipment can be completed according to the related coefficient between targeted vein image and default vein pattern
Vein image certification, improves the flexibility authenticated to vein image.
It is consistent with above-mentioned Fig. 2, Fig. 3, embodiment shown in Fig. 4, referring to Fig. 5, Fig. 5 is provided by the embodiments of the present application
The structural schematic diagram of a kind of electronic equipment 500, as shown, the trunking 500 includes application processor 510, memory
520, communication interface 530 and one or more programs 521, wherein one or more of programs 521 are stored in above-mentioned deposit
In reservoir 520, and it is configured to be executed by above-mentioned application processor 510, one or more of programs 521 include for executing
The instruction of following steps；
The first image of target site is acquired by near infrared light camera；
The reference vein image of the target site is obtained according to the first image；
The second image of the target site is acquired by visible image capturing head；
It detects on second image with the presence or absence of other images of the sign image different from the target site；
If detecting the presence of other described images, obtained according to the reference vein image and other described images described
The targeted vein image of target site；
Authentication is carried out according to the targeted vein image.
As can be seen that electronic equipment passes through near infrared light camera acquisition target site first in the embodiment of the present application
First image, secondly, then passing through visible light according to the reference vein image that the first image obtains the target site
Camera acquires the second image of the target site, it is then detected that with the presence or absence of different from the mesh on second image
Mark other images of the sign image at position, if detecting the presence of other described images, according to it is described with reference to vein image with
Other described images obtain the targeted vein image of the target site, finally, carrying out identity according to the targeted vein image
Certification.As it can be seen that the electronic equipment of the embodiment of the present application can be by the vein image that will be collected by infrared pick-up head
It is combined processing with the image that visible light collects, obtains targeted vein image, pseudo- vein image is eliminated and identity is recognized
The influence of result is demonstrate,proved, the accuracy that electronic equipment authenticates vein image is improved.
In a possible example, the mesh is obtained with reference to vein image and other described images according to described described
In terms of the targeted vein image for marking position, the instruction in described program is specifically used for executing following operation: judging described with reference to quiet
Arteries and veins image and other described images whether there is intersection；Intersection if it exists, then according to it is described with reference to vein image with
The coincidence situation of other images determines the targeted vein image of the target site；Intersection if it does not exist, then by institute
It states with reference to targeted vein image of the vein image as the target site.
In a possible example, situation is overlapped with reference to vein image and other images according to described described
In terms of the targeted vein image for determining the target site, the instruction in described program is specifically used for executing following operation: if institute
It states other images to be completely covered and be more than described with reference to vein image, then using the reference vein image as the target site
Targeted vein image；If other described images partially overlap with described with reference to vein image, vein image is referred to by described
Targeted vein image as the target site；If described be completely covered with reference to vein image and be more than other described images,
To then remove other images it is described with reference to vein image as the targeted vein image of the target site.
In a possible example, in terms of carrying out authentication according to the targeted vein image, in described program
Instruction be specifically used for executing following operation: calculate the phase relation between the targeted vein image and the default vein pattern
Number；If the related coefficient is more than or equal to default dependent thresholds, pass through authentication；If the related coefficient is less than pre-
If dependent thresholds, does not then pass through authentication and export prompt information.
In a possible example, in terms of the output prompt information, the instruction in described program is specifically used for holding
The following at least one operation of row: the prompt information is broadcasted by buzzer；On a display screen to the prompt information
It is shown.
In a possible example, the prompt information includes at least one of authentication result, handling suggestion.
In a possible example, one or more of programs 521 further include the instruction for executing following steps:
If there is no other described images on detection second image, using it is described with reference to vein image as the target site
Targeted vein image.
It is above-mentioned that mainly the scheme of the embodiment of the present application is described from the angle of method side implementation procedure.It is understood that
, in order to realize the above functions, it comprises execute the corresponding hardware configuration of each function and/or software mould for electronic equipment
Block.Those skilled in the art should be readily appreciated that, in conjunction with each exemplary unit of embodiment description presented herein
And algorithm steps, the application can be realized with the combining form of hardware or hardware and computer software.Some function actually with
Hardware or computer software drive the mode of hardware to execute, the specific application and design constraint item depending on technical solution
Part.Professional technician can specifically realize described function to each using distinct methods, but this reality
Now it is not considered that exceeding scope of the present application.
The embodiment of the present application can carry out the division of functional unit according to above method example to electronic equipment, for example, can
With each functional unit of each function division of correspondence, two or more functions can also be integrated in a processing unit
In.Above-mentioned integrated unit both can take the form of hardware realization, can also realize in the form of software functional units.It needs
It is noted that be schematical, only a kind of logical function partition to the division of unit in the embodiment of the present application, it is practical real
It is current that there may be another division manner.
Fig. 6 is the functional unit composition block diagram of vein image authentication device 600 involved in the embodiment of the present application.This is quiet
Arteries and veins image authentication device 600 is applied to electronic equipment, including processing unit 601 and communication unit 602, wherein
The processing unit 601, for acquiring the first image of target site by near infrared light camera；And it is used for
The first image signal is transmitted according to the communication unit 602, the ginseng of the target site is obtained according to the first image
Examine vein image；And the second image for acquiring the target site by visible image capturing head；And for according to institute
It states communication unit 602 and transmits second picture signal, detect on second image with the presence or absence of different from the target portion
Other images of the sign image of position；If detecting the presence of other described images, according to it is described with reference to vein image with it is described
Other images obtain the targeted vein image of the target site；And recognize for carrying out identity according to the targeted vein image
Card.
Wherein, the vein image authentication device 600 can also include storage unit 603, for storing electronic equipment
Program code and data.The processing unit 601 can be processor, the communication unit 602 can be touching display screen or
Person's transceiver, storage unit 603 can be memory.
As can be seen that electronic equipment passes through near infrared light camera acquisition target site first in the embodiment of the present application
First image, secondly, then passing through visible light according to the reference vein image that the first image obtains the target site
Camera acquires the second image of the target site, it is then detected that with the presence or absence of different from the mesh on second image
Mark other images of the sign image at position, if detecting the presence of other described images, according to it is described with reference to vein image with
Other described images obtain the targeted vein image of the target site, finally, carrying out identity according to the targeted vein image
Certification.As it can be seen that the electronic equipment of the embodiment of the present application can be by the vein image that will be collected by infrared pick-up head
It is combined processing with the image that visible light collects, obtains targeted vein image, pseudo- vein image is eliminated and identity is recognized
The influence of result is demonstrate,proved, the accuracy that electronic equipment authenticates vein image is improved.
In a possible example, the mesh is obtained with reference to vein image and other described images according to described described
In terms of the targeted vein image for marking position, the processing unit 601 is specifically used for: judge it is described with reference to vein image with it is described its
He whether there is intersection by image；Intersection if it exists, then according to described with reference to vein image and other images
It is overlapped the targeted vein image that situation determines the target site；Intersection if it does not exist then refers to vein image for described
Targeted vein image as the target site.
In a possible example, situation is overlapped with reference to vein image and other images according to described described
In terms of the targeted vein image for determining the target site, the processing unit 601 is specifically used for: if other described images are complete
Cover and be more than it is described refer to vein image, then using described with reference to vein image as the targeted vein shadow of the target site
Picture；If other described images partially overlap with described with reference to vein image, using the reference vein image as the target
The targeted vein image at position；It, will be described in removal if described be completely covered with reference to vein image and be more than other described images
The targeted vein image with reference to vein image as the target site of other images.
In a possible example, in terms of carrying out authentication according to the targeted vein image, the processing is single
Member 601 is specifically used for: calculating the related coefficient between the targeted vein image and the default vein pattern；If the correlation
Coefficient is more than or equal to default dependent thresholds, then passes through authentication；If the related coefficient is less than default dependent thresholds,
Do not pass through authentication and exports prompt information.
In a possible example, in terms of exporting prompt information, the processing unit 601 is specifically used for executing following
At least one operation: the prompt information is broadcasted by buzzer；The prompt information is shown on a display screen
Show.
In a possible example, the prompt information includes at least one of authentication result, handling suggestion.
In a possible example, the processing unit 601 is also used to: if institute is not present on detection second image
State other images, then using described with reference to vein image as the targeted vein image of the target site.
The embodiment of the present application also provides a kind of computer storage medium, wherein computer storage medium storage is for electricity
The computer program of subdata exchange, the computer program make computer execute any as recorded in above method embodiment
Some or all of method step, above-mentioned computer include electronic equipment.
The embodiment of the present application also provides a kind of computer program product, and above-mentioned computer program product includes storing calculating
The non-transient computer readable storage medium of machine program, above-mentioned computer program are operable to that computer is made to execute such as above-mentioned side
Some or all of either record method step in method embodiment.The computer program product can be a software installation
Packet, above-mentioned computer includes electronic equipment.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the application is not limited by the described action sequence because
According to the application, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, related actions and modules not necessarily the application
It is necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of said units, it is only a kind of
Logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit,
It can be electrical or other forms.
Above-mentioned unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If above-mentioned integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer-readable access to memory.Based on this understanding, the technical solution of the application substantially or
Person says that all or part of the part that contributes to existing technology or the technical solution can body in the form of software products
Reveal and, which is stored in a memory, including some instructions are used so that a computer equipment
(can be personal computer, server or network equipment etc.) executes all or part of each embodiment above method of the application
Step.And memory above-mentioned includes: USB flash disk, read-only memory (ROM, Read-Only Memory), random access memory
The various media that can store program code such as (RAM, Random Access Memory), mobile hard disk, magnetic or disk.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can store in a computer-readable memory, memory
May include: flash disk, read-only memory (English: Read-Only Memory, referred to as: ROM), random access device (English:
Random Access Memory, referred to as: RAM), disk or CD etc..
The embodiment of the present application is described in detail above, specific case used herein to the principle of the application and
Embodiment is expounded, the description of the example is only used to help understand the method for the present application and its core ideas；
At the same time, for those skilled in the art can in specific embodiments and applications according to the thought of the application
There is change place, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of vein image authentication method, which is characterized in that be applied to electronic equipment, which comprises
The first image of target site is acquired by near infrared light camera；
The reference vein image of the target site is obtained according to the first image；
The second image of the target site is acquired by visible image capturing head；
It detects on second image with the presence or absence of other images of the sign image different from the target site；
If detecting the presence of other described images, the target is obtained with reference to vein image and other described images according to described
The targeted vein image at position；
Authentication is carried out according to the targeted vein image.
2. the method according to claim 1, wherein described according to the reference vein image and other described shadows
As obtaining the targeted vein image of the target site, comprising:
Judge the reference vein image and other described images with the presence or absence of intersection；
Intersection if it exists then determines the target with the situation that is overlapped of other images with reference to vein image according to described
The targeted vein image at position；
Intersection if it does not exist, then using described with reference to vein image as the targeted vein image of the target site.
3. according to the method described in claim 2, it is characterized in that, described according to the reference vein image and other described shadows
The coincidence situation of picture determines the targeted vein image of the target site, comprising:
If other described images are completely covered and are more than described with reference to vein image, using the reference vein image as described in
The targeted vein image of target site；
If other described images partially overlap with described with reference to vein image, using the reference vein image as the target
The targeted vein image at position；
If described be completely covered with reference to vein image and be more than other described images, the ginseng of other images will be removed
Examine targeted vein image of the vein image as the target site.
4. method according to claim 1-3, which is characterized in that described to be carried out according to the targeted vein image
Authentication, comprising:
Calculate the related coefficient between the targeted vein image and the default vein pattern；
If the related coefficient is more than or equal to default dependent thresholds, pass through authentication；
If the related coefficient is less than default dependent thresholds, does not pass through authentication and export prompt information.
5. according to the method described in claim 4, it is characterized in that, at least one below the output prompt information, including execution
Kind operation:
The prompt information is broadcasted by buzzer；
The prompt information is shown on a display screen.
6. according to the method described in claim 5, it is characterized in that, the prompt information includes authentication result, in handling suggestion
At least one.
7. the method according to claim 1, wherein the method also includes:
If detecting on second image, there is no other described images, using the reference vein image as the target portion
The targeted vein image of position.
8. a kind of vein image authentication device, which is characterized in that be applied to electronic equipment, the application vein image authentication device
Including processing unit and communication unit, wherein
The processing unit, for acquiring the first image of target site by near infrared light camera；And for according to institute
Communication unit transmitting the first image signal is stated, the reference vein shadow of the target site is obtained according to the first image
Picture；And the second image for acquiring the target site by visible image capturing head；And for according to the communication unit
Member transmits second picture signal, detects on second image with the presence or absence of the sign image different from the target site
Other images；If detecting the presence of other described images, obtained with reference to vein image with other described images according to described
The targeted vein image of the target site；And for carrying out authentication according to the targeted vein image.
9. a kind of electronic equipment, which is characterized in that including processor, memory, communication interface, and one or more programs,
One or more of programs are stored in the memory, and are configured to be executed by the processor, described program packet
Include the instruction for executing the step in the method according to claim 1 to 7.
10. a kind of computer readable storage medium, which is characterized in that storage is used for the computer program of electronic data interchange,
In, the computer program makes computer execute the method according to claim 1 to 7.
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| CN201910588623.8A CN110287681A (en) | 2019-06-28 | 2019-06-28 | Vein image authentication method and relevant apparatus |
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