CN103942334A - User biological characteristic database updating method and device - Google Patents
User biological characteristic database updating method and device Download PDFInfo
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- CN103942334A CN103942334A CN201410189017.6A CN201410189017A CN103942334A CN 103942334 A CN103942334 A CN 103942334A CN 201410189017 A CN201410189017 A CN 201410189017A CN 103942334 A CN103942334 A CN 103942334A
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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
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
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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
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
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Abstract
The invention discloses a user biological characteristic database updating method and device. The user biological characteristic database updating method includes the steps of obtaining a first biological characteristic set of a user; obtaining a second biological characteristic set stored in a biological characteristic database by the user; combining the first biological characteristic set with the second biological characteristic set to obtain a third biological characteristic set, wherein the third biological characteristic set is the combination of the first biological characteristic set and the second biological characteristic set; updating the second biological characteristic set stored in the biological characteristic database by the user to be the third biological characteristic set. By the user biological characteristic database updating method and device, biological characteristic data in the biological characteristic database are updated frequently, and the problem that due to influence of temperature, light, biological characteristic image obtaining angles, distance and other factors, the matching ratio is reduced is solved.
Description
Technical field
The present invention relates to biological identification technology, relate in particular to method and device that a kind of user biological property data base upgrades.
Background technology
Due to features such as stability, uniqueness and the convenience of biological characteristic, carry out authentication using biological identification technology as means and replace gradually the identification mode traditional such as key, password etc.Biological identification technology refers to some biological characteristics that utilize human body, such as face, iris, fingerprint, palmmprint, hand shape etc., carry out the technology of identification, it mainly comprises: gather image, from the image gathering, extract biological information, subsequently extracted characteristic information is mated with the characteristic information of all or part registered in advance in database, according to matching result, this authenticatee is carried out to authentication.
In existing biometric discrimination method, first obtain user's biological attribute data, then obtained biological attribute data is mated one by one with all biological characteristic records in biological attribute data storehouse, search out the biological characteristic record matching with obtained biological attribute data.Inventor finds in the time of research biological identification technology, such as the biological characteristic such as fingerprint, palmmprint can be subject to temperature, light, the factor such as angle, distance of obtaining biometric image affects, cause matching rate to reduce, as the fingerprint or the palmmprint that are kept in biological attribute data storehouse are to gather higher summer in temperature,, in the time that temperature is carried out fingerprint or palmmprint coupling lower winter, matching rate is lower.
Summary of the invention
Technical matters to be solved by this invention is to provide method and the device that a kind of user biological property data base upgrades, the problem that affected by the factors such as temperature to cause matching rate to reduce to solve existing biological identification technology.
According to an aspect of the present invention, a kind of method that provides user biological property data base to upgrade, comprising:
Obtain the first biological characteristic set of user;
Obtain this user and be kept at the second biological characteristic set in described biological attribute data storehouse;
Described the first biological characteristic set and the second biological characteristic set are merged, obtain the 3rd biological characteristic set, wherein said the 3rd biological characteristic set is described the first biological characteristic set and the second biological characteristic union of sets collection;
The second biological characteristic set that this user is kept in described biological attribute data storehouse is updated to described the 3rd biological characteristic set.
According to another aspect of the present invention, the device that also provides a kind of user biological property data base to upgrade, comprising:
The first biological characteristic set acquisition device, for obtaining the first biological characteristic set of user;
The second biological characteristic set acquisition device, is kept at the second biological characteristic set in described biological attribute data storehouse for obtaining this user;
The 3rd biological characteristic set acquisition device, for described the first biological characteristic set and the second biological characteristic set are merged, obtain the 3rd biological characteristic set, wherein said the 3rd biological characteristic set is described the first biological characteristic set and the second biological characteristic union of sets collection;
Biological characteristic set updating device, is updated to described the 3rd biological characteristic set for this user being kept to the second biological characteristic set in described biological attribute data storehouse.
The present invention is by merging the first biological characteristic set of obtained user and the second biological characteristic set that this user is kept in biological attribute data storehouse, obtain the 3rd biological characteristic set after merging, and the second biological characteristic set is updated to described the 3rd biological characteristic set, make biological attribute data in biological attribute data storehouse keep normal and upgrade, the factor such as angle, distance of solved Yin Wendu, light, obtaining biometric image affects the problem of the matching rate reduction causing.
Brief description of the drawings
By reading the detailed description that non-limiting example is done of doing with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is the method flow diagram that a kind of according to an embodiment of the invention user biological property data base upgrades;
Fig. 2 is the method flow diagram that a kind of according to another embodiment of the present invention user biological property data base upgrades;
Fig. 3 is the device schematic diagram that a kind of according to an embodiment of the invention user biological property data base upgrades;
Fig. 4 is the device schematic diagram that a kind of according to another embodiment of the present invention user biological property data base upgrades.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
In the present invention, it includes but not limited to any mobile electronic product that can carry out with user man-machine interaction by keyboard, touch pad or voice-operated device subscriber equipment, for example smart mobile phone, PDA (palm PC, Personal Digital Assistant).Those skilled in the art will be understood that other subscriber equipment, as applicable to the present invention, also should be included in protection domain of the present invention, and be contained in this at this with way of reference.
Fig. 1 shows the method flow diagram that a kind of according to an embodiment of the invention user biological property data base upgrades.
As shown in Figure 1, in step S101, subscriber equipment obtains the first biological characteristic set of user.
Particularly, described subscriber equipment can first obtain this user's biometric image, the biometric image based on obtained afterwards, the first biological characteristic set of obtaining this user.
Alternatively, subscriber equipment can obtain by special physical characteristics collecting equipment user's biometric image.
Alternatively, subscriber equipment also can obtain by camera head user's biometric image.Wherein, described camera head can be the camera head that subscriber equipment carries, described camera head can be also independent camera head, obtains after user's biometric image at independent camera head, and obtained biometric image is transferred to subscriber equipment.
Alternatively, can obtain by camera head user's one or more biometric image.
Alternatively, can, in the time meeting pre-defined rule, open the light source of camera head, obtain subsequently user's biometric image by this camera head.
Wherein, described pre-defined rule can comprise with the next item down:
A) in the time opening this camera head and prepare to obtain user's biometric image, acquiescence is opened the light source of this camera head;
B) by the light of testing environment, judge whether to open the light source of this camera head, in the time that the light of environment meets the condition that needs to open light source, open the light source of this camera head.For example, the parameter that the condition of setting unlatching light source is ambient light, for example brightness, is less than predetermined parameter threshold etc.
Wherein, described biological characteristic includes but not limited to fingerprint, palmmprint.Those skilled in the art will be understood that above-mentioned biological characteristic is only for giving an example, and other biological characteristic, as applicable to the present invention, also should be included in protection domain of the present invention, and is contained in this at this with way of reference.
In step S102, subscriber equipment obtains this user and is kept at the second biological characteristic set in described biological attribute data storehouse.
Particularly, subscriber equipment is first according to the first biological characteristic set of obtaining in step S101, in described biological attribute data storehouse, inquire about, obtain the second biological characteristic set matching with described the first biological characteristic set in this biological attribute data storehouse; Determine that subsequently described the second biological characteristic set matching with described the first biological characteristic set in this biological attribute data storehouse is that this user is kept at the second biological characteristic set in described biological attribute data storehouse.This user is kept at the second biological characteristic set in described biological attribute data storehouse and can comprises and when this user registers, gather and be kept at the biological attribute data in this biological attribute data storehouse, also can comprise this user's last time while carrying out living things feature recognition, subscriber equipment upgrades the biological attribute data after the biological attribute data being kept in this biological attribute data storehouse.
In step S103, subscriber equipment merges described the first biological characteristic set and the second biological characteristic set, obtains the 3rd biological characteristic set.Wherein, described the 3rd biological characteristic set is described the first biological characteristic set and the second biological characteristic union of sets collection.
For example, this first biological characteristic set of obtaining while carrying out living things feature recognition of this user is set A, the second biological characteristic set that this user is kept in biological attribute data storehouse is set B, set A and set B is merged, and obtains the union of set A and set B.
In step S104, the second biological characteristic set that subscriber equipment is kept at this user in described biological attribute data storehouse is updated to described the 3rd biological characteristic set.
Continue to use above-mentioned example, subscriber equipment, by being kept at the second biological characteristic set B in biological attribute data storehouse and being updated to the union of set A and set B, substitutes set B by the union of set A and set B, is kept in described biological attribute data storehouse.
The present invention is after step S104, can also comprise: the first biological characteristic set that subscriber equipment obtains when this carries out bio-identification by this user and the 3rd biological characteristic set, i.e. the first biological characteristic set and the second biological characteristic union of sets collection carry out biological characteristic coupling, for bio-identification.
The present invention is by merging the first biological characteristic set of obtained user and the second biological characteristic set that this user is kept in biological attribute data storehouse, obtain the 3rd biological characteristic set after merging, and the second biological characteristic set is updated to described the 3rd biological characteristic set, make biological attribute data in biological attribute data storehouse keep normal and upgrade, the problem that solved Yin Wendu, light, obtain the angle of biometric image, the factor such as distance of obtaining biometric image affect the matching rate reduction causing.
Fig. 2 shows the method flow diagram that a kind of according to another embodiment of the present invention user biological property data base upgrades.Wherein, step S201 to S204, with identical with reference to the step S101 to S104 in the described embodiment of accompanying drawing 1 above, does not repeat at this, is contained in this with way of reference.In addition, embodiment illustrated in fig. 2ly can also comprise step S205 and S206.
In step S205, subscriber equipment obtains the biological attribute data of predetermined condition in described the 3rd biological characteristic set.
Wherein, described predetermined condition at least comprises following one:
A) the coupling frequency is lower than the predetermined coupling frequency, and wherein, the described coupling frequency refers to the number of times that in the unit interval, the match is successful, and the predetermined coupling frequency can be according to the size in biological attribute data storehouse and matching precision requirement etc. because usually setting.
B) time that the match is successful for the last time, early than the schedule time, can be removed early stage biological attribute data like this.
C) quality of data is lower than quality requirements, the differential seat angle that for example light condition is poor, camera obtains biological attribute data, the biological attribute data obtaining in the situation such as the distance condition of camera and palm is poor.
Those skilled in the art will be understood that above predetermined condition is only for giving an example, and other predetermined condition, as applicable to the present invention, also should be included in protection domain of the present invention, and is contained in this at this with way of reference.
In step S206, subscriber equipment, from described the 3rd biological characteristic set, is removed the biological attribute data of described predetermined condition, obtains the 4th biological characteristic set after the biological attribute data of removing described predetermined condition.
The present embodiment, after step S206, can also comprise: described the first biological characteristic set is carried out to biological characteristic with described the 4th biological characteristic set and mate, for bio-identification.
When the biological attribute data in biological attribute data storehouse being upgraded at every turn, all that the second biological characteristic set that the first biological characteristic set of obtaining during by this living things feature recognition and this user were kept in this biological attribute data storehouse originally merges, carry out the renewal of biological attribute data at every turn, capital increases the data volume of the biological attribute data that this biological attribute data preserves, after a period of time, upgrade through biological attribute data many times, the data volume that this biological attribute data storehouse comprises will be very large, can cause carrying out biological characteristic coupling consuming time very long at every turn, can not be applicable to the scene of real-time matching.So, preferably, the present embodiment after upgrading the data in biological attribute data storehouse at every turn, again by the biological attribute data conforming to a predetermined condition, from described the 3rd biological characteristic set, remove, can make the data volume that this biological attribute data storehouse comprises keep within limits, reduce the consuming time of biological characteristic coupling, ensure the real-time of biological characteristic coupling.
Alternatively, the method that a kind of according to another embodiment of the present invention user biological property data base upgrades can also comprise step S207.
In step S207, when the distribution probability of the first area of palm position coordinates corresponding to the biological attribute data comprising in described the 3rd biological characteristic set on user's palm is lower than predetermined distribution probability, subscriber equipment obtains the biological attribute data of this first area, the biological attribute data of this obtained first area is increased in described the 3rd biological characteristic set, obtains the 5th biological characteristic set.
Wherein, described predetermined distribution probability can set in advance according to the requirement of matching precision.
The present embodiment, after step S207, can also comprise: described the first biological characteristic set is carried out to biological characteristic with described the 5th biological characteristic set and mate, for bio-identification.
Like this, the biological attribute data that in the biological attribute data storehouse after upgrading, the biological attribute data that comprises comprises the each position of palm area, can improve success ratio and the accuracy of coupling.
Fig. 3 shows the device schematic diagram that a kind of according to an embodiment of the invention user biological property data base upgrades.As shown in Figure 3, this user biological property data base updating device comprises the first biological characteristic set acquisition device biological characteristic set acquisition device 303 of 301, the second biological characteristic set acquisition device 302, the three and biological characteristic set updating device 304.
Wherein, described the first biological characteristic set acquisition device 301, for obtaining the first biological characteristic set of user.
Particularly, described the first biological characteristic set acquisition device 301 can first obtain this user's biometric image, the biometric image based on obtained afterwards, the first biological characteristic set of obtaining this user.
Alternatively, the first biological characteristic set acquisition device 301 can obtain by special physical characteristics collecting equipment user's biometric image.
Alternatively, the first biological characteristic set acquisition device 301 also can obtain by camera head user's biometric image.Wherein, described camera head can be the camera head that subscriber equipment carries, described camera head can be also independent camera head, obtains after user's biometric image at independent camera head, and obtained biometric image is transferred to the first biological characteristic set acquisition device 301.
Alternatively, can obtain by camera head user's one or more biometric image.
Alternatively, can, in the time meeting pre-defined rule, open the light source of camera head, obtain subsequently user's biometric image by this camera head.
Wherein, described pre-defined rule can comprise with the next item down:
A) in the time opening this camera head and prepare to obtain user's biometric image, acquiescence is opened the light source of this camera head;
B) by the light of testing environment, judge whether to open the light source of this camera head, in the time that the light of environment meets the condition that needs to open light source, open the light source of this camera head.For example, the parameter that the condition of setting unlatching light source is ambient light, for example brightness, is less than predetermined parameter threshold etc.
Wherein, described biological characteristic includes but not limited to fingerprint, palmmprint.Those skilled in the art will be understood that above-mentioned biological characteristic is only for giving an example, and other biological characteristic, as applicable to the present invention, also should be included in protection domain of the present invention, and is contained in this at this with way of reference.
The second biological characteristic set acquisition device 302, is kept at the second biological characteristic set in described biological attribute data storehouse for obtaining this user.
Particularly, described the second biological characteristic set acquisition device 302 comprises enquiry module (not shown) and determination module (not shown).Wherein, described enquiry module for according to the first obtained biological characteristic set, is inquired about in described biological attribute data storehouse, obtains the second biological characteristic set matching with described the first biological characteristic set in this biological attribute data storehouse; Described determination module, for determining that this biological attribute data storehouse is that this user is kept at the second biological characteristic set in described biological attribute data storehouse with described the second biological characteristic set that described the first biological characteristic set matches.This user is kept at the second biological characteristic set in described biological attribute data storehouse and can comprises and when this user registers, gather and be kept at the biological attribute data in this biological attribute data storehouse, also can comprise this user's last time while carrying out living things feature recognition, upgrade the biological attribute data after the biological attribute data being kept in this biological attribute data storehouse.
The 3rd biological characteristic set acquisition device 303, for described the first biological characteristic set and the second biological characteristic set are merged, obtains the 3rd biological characteristic set.Wherein, described the 3rd biological characteristic set is described the first biological characteristic set and the second biological characteristic union of sets collection.
For example, this first biological characteristic set of obtaining while carrying out living things feature recognition of this user is set A, the second biological characteristic set that this user is kept in biological attribute data storehouse is set B, set A and set B is merged, and obtains the union of set A and set B.
Biological characteristic set updating device 304, is updated to described the 3rd biological characteristic set for this user being kept to the second biological characteristic set in described biological attribute data storehouse.
Continue to use above-mentioned example, biological characteristic set updating device 304 will be kept at the second biological characteristic set B in biological attribute data storehouse and be updated to the union of set A and set B, union by set A and set B substitutes set B, is kept in described biological attribute data storehouse.
The device that a kind of according to an embodiment of the invention user biological property data base upgrades can also comprise the first biological characteristic coalignment (not shown), be used for the first biological characteristic set and the 3rd biological characteristic set that when this carries out bio-identification by this user, obtain, i.e. the first biological characteristic set and the second biological characteristic union of sets collection carry out biological characteristic coupling, for bio-identification.
The present invention is by merging the first biological characteristic set of obtained user and the second biological characteristic set that this user is kept in biological attribute data storehouse, obtain the 3rd biological characteristic set after merging, and the second biological characteristic set is updated to described the 3rd biological characteristic set, make biological attribute data in biological attribute data storehouse keep normal and upgrade, the problem that solved Yin Wendu, light, obtain the angle of biometric image, the factor such as distance of obtaining biometric image affect the matching rate reduction causing.
Fig. 4 shows the device schematic diagram that a kind of according to another embodiment of the present invention user biological property data base upgrades.Wherein, the first biological characteristic set acquisition device 401, the second biological characteristic set acquisition device 402, the 3rd biological characteristic set acquisition device 403 and biological characteristic set updating device 404 with above with reference to the first biological characteristic set acquisition device 301 in the described embodiment of accompanying drawing 3, the second biological characteristic set acquisition device 302, the 3rd biological characteristic set acquisition device 303 is identical with biological characteristic set updating device 304, does not repeat at this, is contained in this with way of reference.In addition, embodiment illustrated in fig. 4ly can also comprise predetermined condition biological attribute data acquisition device 405 and the 4th biological characteristic set acquisition device 406.
Described predetermined condition biological attribute data acquisition device 405, for obtaining the biological attribute data of described the 3rd biological characteristic set predetermined condition.
Wherein, described predetermined condition at least comprises following one:
A) the coupling frequency is lower than the predetermined coupling frequency, and wherein, the described coupling frequency refers to the number of times that in the unit interval, the match is successful, and the predetermined coupling frequency can be according to the size in biological attribute data storehouse and matching precision requirement etc. because usually setting.
B) time that the match is successful for the last time, early than the schedule time, can be removed early stage biological attribute data like this.
C) quality of data is lower than quality requirements, the differential seat angle that for example light condition is poor, camera obtains biological attribute data, the biological attribute data obtaining in the situation such as the distance condition of camera and palm is poor.
Those skilled in the art will be understood that above predetermined condition is only for giving an example, and other predetermined condition, as applicable to the present invention, also should be included in protection domain of the present invention, and is contained in this at this with way of reference.
Described the 4th biological characteristic set acquisition device 406, for from described the 3rd biological characteristic set, removes the biological attribute data of described predetermined condition, obtains the 4th biological characteristic set after the biological attribute data of removing described predetermined condition.
The device that a kind of according to another embodiment of the present invention user biological property data base upgrades can also comprise the second biological characteristic coalignment (not shown), for being carried out to biological characteristic with described the 4th biological characteristic set, described the first biological characteristic set mates, for bio-identification.
When the biological attribute data in biological attribute data storehouse being upgraded at every turn, all that the second biological characteristic set that the first biological characteristic set of obtaining during by this living things feature recognition and this user were kept in this biological attribute data storehouse originally merges, carry out the renewal of biological attribute data at every turn, capital increases the data volume of the biological attribute data that this biological attribute data preserves, after a period of time, upgrade through biological attribute data many times, the data volume that this biological attribute data storehouse comprises will be very large, can cause carrying out biological characteristic coupling consuming time very long at every turn, can not be applicable to the scene of real-time matching.So, preferably, the present embodiment after upgrading the data in biological attribute data storehouse at every turn, again by the biological attribute data conforming to a predetermined condition, from described the 3rd biological characteristic set, remove, can make the data volume that this biological attribute data storehouse comprises keep within limits, reduce the consuming time of biological characteristic coupling, ensure the real-time of biological characteristic coupling.
Alternatively, the device that a kind of according to another embodiment of the present invention user biological property data base upgrades can also comprise first area biological attribute data acquisition device (not shown) and the 5th biological characteristic set acquisition device (not shown).
Wherein, described first area biological attribute data acquisition device, the distribution probability of the first area for palm position coordinates corresponding to the biological attribute data that comprises when described the 3rd biological characteristic set on user's palm, lower than predetermined distribution probability, obtains the biological attribute data of this first area.
The 5th biological characteristic set acquisition device, for the biological attribute data of this obtained first area being increased to described the 3rd biological characteristic set, obtains the 5th biological characteristic set.
Wherein, described predetermined distribution probability can set in advance according to the requirement of matching precision.
Alternatively, the device that a kind of according to another embodiment of the present invention user biological property data base upgrades can also comprise the 3rd biological characteristic matching device (not shown), for being carried out to biological characteristic with described the 5th biological characteristic set, described the first biological characteristic set mates, for bio-identification.
Like this, the biological attribute data that in the biological attribute data storehouse after upgrading, the biological attribute data that comprises comprises the each position of palm area, can improve success ratio and the accuracy of coupling.
It should be noted that the present invention can be implemented in the assembly of software and/or software and hardware, for example, each device of the present invention can adopt special IC (ASIC) or any other similar hardware device to realize.In one embodiment, software program of the present invention can carry out to realize step mentioned above or function by processor.Similarly, software program of the present invention (comprising relevant data structure) can be stored in computer readable recording medium storing program for performing, for example, and RAM storer, magnetic or CD-ROM driver or flexible plastic disc and similar devices.In addition, steps more of the present invention or function can adopt hardware to realize, for example, thereby as coordinate the circuit of carrying out each step or function with processor.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned example embodiment, and in the situation that not deviating from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to be included in the present invention.Any Reference numeral in claim should be considered as limiting related claim.In addition, obviously other unit or step do not got rid of in " comprising " word, and odd number is not got rid of plural number.Multiple unit of stating in system claim or device also can be realized by software or hardware by a unit or device.The first, the second word such as grade is used for representing title, and does not represent any specific order.
Claims (10)
1. the method that user biological property data base upgrades, is characterized in that, comprising:
Obtain the first biological characteristic set of user;
Obtain this user and be kept at the second biological characteristic set in described biological attribute data storehouse;
Described the first biological characteristic set and the second biological characteristic set are merged, obtain the 3rd biological characteristic set, wherein said the 3rd biological characteristic set is described the first biological characteristic set and the second biological characteristic union of sets collection;
The second biological characteristic set that this user is kept in described biological attribute data storehouse is updated to described the 3rd biological characteristic set.
2. method according to claim 1, is characterized in that, described in obtain the second biological characteristic set that this user is kept in described biological attribute data storehouse and comprise:
According to described the first biological characteristic set, in described biological attribute data storehouse, inquire about, obtain the second biological characteristic set matching with described the first biological characteristic set in this biological attribute data storehouse;
Determine that the second biological characteristic set matching with described the first biological characteristic set in this biological attribute data storehouse is that this user is kept at the second biological characteristic set in described biological attribute data storehouse.
3. method according to claim 1 and 2, is characterized in that, also comprises:
Obtain the biological attribute data of predetermined condition in described the 3rd biological characteristic set;
From described the 3rd biological characteristic set, remove the biological attribute data of described predetermined condition, obtain the 4th biological characteristic set after the biological attribute data of removing described predetermined condition.
4. method according to claim 3, is characterized in that, described predetermined condition at least comprises following one:
-coupling the frequency is lower than the predetermined coupling frequency;
-the time that the match is successful is for the last time early than the schedule time;
-the quality of data is lower than quality requirements.
5. method according to claim 1 and 2, is characterized in that, also comprises:
When the distribution probability of the first area of palm position coordinates corresponding to the biological attribute data comprising in described the 3rd biological characteristic set on user's palm is lower than predetermined distribution probability, obtain the biological attribute data of this first area;
The biological attribute data of this obtained first area is increased in described the 3rd biological characteristic set, obtains the 5th biological characteristic set.
6. the device that user biological property data base upgrades, is characterized in that, comprising:
The first biological characteristic set acquisition device, for obtaining the first biological characteristic set of user;
The second biological characteristic set acquisition device, is kept at the second biological characteristic set in described biological attribute data storehouse for obtaining this user;
The 3rd biological characteristic set acquisition device, for described the first biological characteristic set and the second biological characteristic set are merged, obtain the 3rd biological characteristic set, wherein said the 3rd biological characteristic set is described the first biological characteristic set and the second biological characteristic union of sets collection;
Biological characteristic set updating device, is updated to described the 3rd biological characteristic set for this user being kept to the second biological characteristic set in described biological attribute data storehouse.
7. device according to claim 6, is characterized in that, described the second biological characteristic set acquisition device comprises:
Enquiry module for according to described the first biological characteristic set, is inquired about in described biological attribute data storehouse, obtains the second biological characteristic set matching with described the first biological characteristic set in this biological attribute data storehouse;
Determination module, for determining that this biological attribute data storehouse is that this user is kept at the second biological characteristic set in described biological attribute data storehouse with the second biological characteristic set that described the first biological characteristic set matches.
8. according to the device described in claim 6 or 7, it is characterized in that, also comprise:
Predetermined condition biological attribute data acquisition device, for obtaining the biological attribute data of described the 3rd biological characteristic set predetermined condition;
The 4th biological characteristic set acquisition device, for from described the 3rd biological characteristic set, removes the biological attribute data of described predetermined condition, obtains the 4th biological characteristic set after the biological attribute data of removing described predetermined condition.
9. device according to claim 8, is characterized in that, described predetermined condition at least comprises following one:
-coupling the frequency is lower than the predetermined coupling frequency;
-the time that the match is successful is for the last time early than the schedule time;
-the quality of data is lower than quality requirements.
10. according to the device described in claim 6 or 7, it is characterized in that, also comprise:
First area biological attribute data acquisition device, the distribution probability of the first area for palm position coordinates corresponding to the biological attribute data that comprises when described the 3rd biological characteristic set on user's palm, lower than predetermined distribution probability, obtains the biological attribute data of this first area;
The 5th biological characteristic set acquisition device, for the biological attribute data of this obtained first area being increased to described the 3rd biological characteristic set, obtains the 5th biological characteristic set.
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| CN201410189017.6A CN103942334A (en) | 2014-05-06 | 2014-05-06 | User biological characteristic database updating method and device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN105653922A (en) * | 2015-12-30 | 2016-06-08 | 联想(北京)有限公司 | Bio-feature verification method and electronic device |
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