CN105105738A - Information processing method and device and electronic device - Google Patents
Information processing method and device and electronic device Download PDFInfo
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- CN105105738A CN105105738A CN201510644479.7A CN201510644479A CN105105738A CN 105105738 A CN105105738 A CN 105105738A CN 201510644479 A CN201510644479 A CN 201510644479A CN 105105738 A CN105105738 A CN 105105738A
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Abstract
The invention discloses an information processing method and device and an electronic device. The information processing method includes the steps that an eye image of a tested person is collected through an iris camera of the electronic device, analyzed and processed, and the pupil change rate of the tested person is obtained; the heart rate of the tested person is collected through a heart rate sensor of the electronic device, analyzed and processed, and the heart rate change rate of the tested person is obtained; when the pupil change rate of the tested person is larger than a first threshold value, and the heart rate change rate of the tested person is larger than a second threshold value, it is determined that the tested person is telling a lie. In this way, according to the information processing method and device and the electronic device, testing can be carried out only by enabling the tested person to be in contact with the heart rate sensor and face the iris camera, and the operation process of lie detecting is simplified.
Description
Technical field
The present invention relates to technical field of information processing, in particular, relate to a kind of information processing method, device and electronic equipment.
Background technology
Current a lie detector is all special instrument, when testing tester, needing to arrange sensor at the multiple position of tester, operating more loaded down with trivial details.
Therefore, the operating process how simplified when detecting a lie becomes problem demanding prompt solution.
Summary of the invention
In view of this, this application provides a kind of information processing method, device and electronic equipment, to simplify operating process when detecting a lie.
For achieving the above object, the invention provides following technical scheme:
A kind of information processing method, is applied to electronic equipment, comprises:
By the eyes image of the iris camera collection testee of described electronic equipment;
Analyzing and processing is carried out to the eyes image of described testee, obtains the pupil rate of change of described testee;
The heart rate of described testee is gathered by the heart rate sensor of described electronic equipment;
Analyzing and processing is carried out to the heart rate of described testee, obtains the change rate of heartbeat of described testee;
When the pupil rate of change of described testee is greater than first threshold, and when the change rate of heartbeat of described testee is greater than Second Threshold, determine that described testee is lying.
Said method, preferably, the described eyes image to described testee carries out analyzing and processing, and the pupil rate of change obtaining described testee comprises:
Respectively analyzing and processing is carried out to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of described testee in described first preset duration;
Calculate the meansigma methods of the pupil diameter of described testee in described first preset duration;
The meansigma methods of the pupil diameter of described testee in described first preset duration and the ratio of the pupil diameter of described testee under the state of not lying are defined as the pupil rate of change of described testee in described first preset duration.
Said method, preferably, the described heart rate to described testee carries out analyzing and processing, and the change rate of heartbeat obtaining described testee comprises:
By the heart rate of the described testee collected in the second preset duration and described testee, the ratio of the heart rate under the state of not lying is defined as the change rate of heartbeat of described testee in described second preset duration.
A kind of information processor, is applied to electronic equipment, comprises:
First acquisition module, for the eyes image of the iris camera collection testee by described electronic equipment;
First processing module, for carrying out analyzing and processing to the eyes image of described testee, obtains the pupil rate of change of described testee;
Second acquisition module, for gathering the heart rate of described testee by the heart rate sensor of described electronic equipment;
Second processing module, for carrying out analyzing and processing to the heart rate of described testee, obtains the change rate of heartbeat of described testee;
Determination module, is greater than first threshold for the pupil rate of change as described testee, and when the change rate of heartbeat of described testee is greater than Second Threshold, determines that described testee is lying.
Said apparatus, preferably, described first processing module comprises:
Processing unit, for carrying out analyzing and processing respectively to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of described testee in described first preset duration;
Computing unit, for calculating the meansigma methods of the pupil diameter of described testee in described first preset duration;
First determining unit, for being defined as the pupil rate of change of described testee in described first preset duration by the meansigma methods of the pupil diameter of described testee in described first preset duration and the ratio of the pupil diameter of described testee under the state of not lying.
Said apparatus, preferably, described second processing module comprises:
Second determining unit, the ratio for the heart rate under the state of not lying by the heart rate of the described testee collected in the second preset duration and described testee is defined as the change rate of heartbeat of described testee in described second preset duration.
A kind of electronic equipment, comprising: iris photographic head, heart rate sensor and processor; Wherein,
Described iris photographic head is for gathering the eyes image of testee;
Described heart rate sensor is for gathering the heart rate of described testee;
Described processor is used for, and carries out analyzing and processing to the eyes image of described testee, obtains the pupil rate of change of described testee; Analyzing and processing is carried out to the heart rate of described testee, obtains the change rate of heartbeat of described testee; When the pupil rate of change of described testee is greater than first threshold, and when the change rate of heartbeat of described testee is greater than Second Threshold, determine that described testee is lying.
Above-mentioned electronic equipment, preferably, for carrying out analyzing and processing to the eyes image of described testee, the processor obtaining the pupil rate of change of described testee specifically for, respectively analyzing and processing is carried out to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of described testee in described first preset duration; Calculate the meansigma methods of the pupil diameter of described testee in described first preset duration; The meansigma methods of the pupil diameter of described testee in described first preset duration and the ratio of the pupil diameter of described testee under the state of not lying are defined as the pupil rate of change of described testee in described first preset duration.
Above-mentioned electronic equipment, preferably, for carrying out analyzing and processing to the heart rate of described testee, the processor obtaining the change rate of heartbeat of described testee specifically for, by the heart rate of the described testee collected in the second preset duration and described testee, the ratio of the heart rate under the state of not lying is defined as the change rate of heartbeat of described testee in described second preset duration.
Above-mentioned electronic equipment, preferably, also comprises:
Be arranged on the infrared light supply near described iris photographic head, when the illumination that described infrared light supply is launched is mapped to the eye of testee, described iris photographic head can be made the iris blur-free imaging of described testee.
Known via above-mentioned technical scheme, a kind of information processing method, device and electronic equipment disclosed in the embodiment of the present invention, by the eyes image of the iris camera collection testee of electronic equipment; Analyzing and processing is carried out to the eyes image of testee, obtains the pupil rate of change of testee; The heart rate of testee is gathered by the heart rate sensor of electronic equipment; Analyzing and processing is carried out to the heart rate of testee, obtains the change rate of heartbeat of testee; When the pupil rate of change of testee is greater than first threshold, and when the change rate of heartbeat of testee is greater than Second Threshold, determine that testee is lying.Visible, the information processing method that the embodiment of the present invention provides, device and electronic equipment, only need testee to contact heart rate sensor, and can test towards iris photographic head, simplify operating process when detecting a lie.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
A kind of realization flow figure of the information processing method that Fig. 1 provides for the embodiment of the present application;
The comparison diagram of the testee that Fig. 2 a provides for the embodiment of the present application pupil when normal condition and lie state;
The variation diagram of the testee that Fig. 2 b provides for the embodiment of the present application heart rate when normal condition and lie state;
The eyes image to testee that Fig. 3 provides for the embodiment of the present application carries out analyzing and processing, obtains a kind of realization flow figure of the pupil rate of change of testee;
A kind of structural representation of the information processor that Fig. 4 provides for the embodiment of the present application;
A kind of structural representation of the first processing module that Fig. 5 provides for the embodiment of the present application;
A kind of structural representation of the second processing module that Fig. 6 provides for the embodiment of the present application;
A kind of structural representation of the electronic equipment that Fig. 7 provides for the embodiment of the present application;
A kind of relative position schematic diagram of the iris photographic head that Fig. 8 provides for the embodiment of the present application and infrared light supply.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in description and claims and above-mentioned accompanying drawing are for distinguishing similar part, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so that the embodiment of the application described herein can be implemented with the order except illustrated here.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The information processing method that the embodiment of the present invention provides and application of installation are in the electronic equipment with iris photographic head and heart rate sensor, and this electronic equipment can be portable electric appts, as smart mobile phone, and panel computer etc.
Refer to Fig. 1, a kind of realization flow figure of the information processing method that Fig. 1 provides for the embodiment of the present invention, can comprise:
Step S11: by the eyes image of the iris camera collection testee of electronic equipment;
When testing testee, the eyes image of iris photographic head continuous collecting testee.
Step S12: carry out analyzing and processing to the eyes image of testee, obtains the pupil rate of change of testee;
The ratio of the pupil diameter when diameter of the pupil when rate of change of pupil refers to that testee is tested and testee do not lie.
Pupil diameter when pupil diameter when testee does not lie refers to that testee is in relaxation state (such as, linking up state during the nothing serious topic such as weather).Can before linking up important topic with testee, pupil diameter when monitoring a period of time testee is in relaxation state, the meansigma methods of the some pupil diameter value monitored when testee being in relaxation state is defined as testee and is in pupil diameter when not lying state.
Pupil feature information can be obtained, according to the diameter of pupil feature information determination pupil by feature extraction mode.
Inventor is realizing finding in process of the present invention, and testee is when lying, and pupil can become large, as shown in Figure 2 a, and the comparison diagram of the testee provided for embodiment of the present invention pupil when normal condition (state of namely not lying) and lie state.
Step S13: the heart rate being gathered testee by the heart rate sensor of electronic equipment;
When testing testee, the heart rate of heart rate sensor continuous collecting testee.In the embodiment of the present invention, monitor pupil rate of change and the change rate of heartbeat of testee simultaneously.
Step S14: analyzing and processing is carried out to the heart rate of testee, obtains the change rate of heartbeat of testee;
The ratio of the heart rate when heart rate when change rate of heartbeat of testee refers to that testee is tested and testee do not lie.Can before linking up important topic with testee, monitoring a period of time testee is in heart rate during relaxation state, the heart rate monitored is defined as testee is in heart rate when not lying state when testee is in relaxation state.
Inventor is realizing finding in process of the present invention, and testee is when lying, and heart rate can accelerate.As shown in Figure 2 b, the variation diagram of the testee provided for embodiment of the present invention heart rate when normal condition (state of namely not lying) and lie state.
Step S15: when the pupil rate of change of testee is greater than first threshold, and when the change rate of heartbeat of testee is greater than Second Threshold, determine that testee is lying.
Information processing method disclosed in the embodiment of the present invention, by the eyes image of the iris camera collection testee of electronic equipment; Analyzing and processing is carried out to the eyes image of testee, obtains the pupil rate of change of testee; The heart rate of testee is gathered by the heart rate sensor of electronic equipment; Analyzing and processing is carried out to the heart rate of testee, obtains the change rate of heartbeat of testee; When the pupil rate of change of testee is greater than first threshold, and when the change rate of heartbeat of testee is greater than Second Threshold, determine that testee is lying.Visible, the information processing method that the embodiment of the present invention provides, only needs testee to contact heart rate sensor, and can test towards iris photographic head, simplifies operating process when detecting a lie.
Optionally, carry out analyzing and processing to the eyes image of testee, a kind of realization flow figure obtaining the pupil rate of change of testee as shown in Figure 3, can comprise:
Step S31: respectively analyzing and processing is carried out to the eyes image of the some frame testees gathered in the first preset duration, obtains several pupil diameter value of testee in the first preset duration;
Iris photographic head can gather the image of a lot of frame testee eye in the first preset duration, in the embodiment of the present invention, analyzing and processing can be carried out to each two field picture that iris photographic head gathers in the first preset duration, also only can carry out analyzing and processing to the parts of images that iris photographic head gathers in the first preset duration.
Specifically when processing, identical to the processing mode of each two field picture.
Step S32: the meansigma methods calculating the pupil diameter of testee in the first preset duration;
In the embodiment of the present invention, n two field picture is processed, just obtain n pupil diameter value, calculate the meansigma methods of this n pupil diameter value.N is positive integer.
Step S33: the meansigma methods of the pupil diameter of testee in the first preset duration and the ratio of the pupil diameter of testee under the state of not lying are defined as the pupil rate of change of testee in the first preset duration.
That is, in the embodiment of the present invention, periodically calculate the rate of change of the pupil of tester, computing cycle is the first preset duration.
Optionally, carry out analyzing and processing to the heart rate of testee, a kind of implementation obtaining the change rate of heartbeat of testee can be:
By the heart rate of the testee collected in the second preset duration and testee, the ratio of the heart rate under the state of not lying is defined as the change rate of heartbeat of testee in the second preset duration.
In the embodiment of the present invention, periodically calculate the change rate of heartbeat of tester, computing cycle is the second preset duration.
First preset duration can be identical with the second preset duration, also can be different.
The embodiment of the present invention also provides a kind of information processor, and a kind of structural representation of the information processor that the embodiment of the present invention provides as shown in Figure 4, can comprise:
First acquisition module 41, first processing module 42, second acquisition module 43, second processing module 44 and determination module 45; Wherein,
First acquisition module 41 is for the eyes image of the iris camera collection testee by electronic equipment;
When testing testee, the eyes image of iris photographic head continuous collecting testee.
First processing module 42, for carrying out analyzing and processing to the eyes image of testee, obtains the pupil rate of change of testee;
The ratio of the pupil diameter when diameter of the pupil when rate of change of pupil refers to that testee is tested and testee do not lie.
Pupil diameter when pupil diameter when testee does not lie refers to that testee is in relaxation state (such as, linking up state during the nothing serious topic such as weather).Can before linking up important topic with testee, pupil diameter when monitoring a period of time testee is in relaxation state, the meansigma methods of the some pupil diameter value monitored when testee being in relaxation state is defined as testee and is in pupil diameter when not lying state.
Pupil feature information can be obtained, according to the diameter of pupil feature information determination pupil by feature extraction mode.
Second acquisition module 43 is for gathering the heart rate of testee by the heart rate sensor of electronic equipment;
When testing testee, the heart rate of heart rate sensor continuous collecting testee.
In the embodiment of the present invention, monitor pupil rate of change and the change rate of heartbeat of testee simultaneously.
Second processing module 44, for carrying out analyzing and processing to the heart rate of testee, obtains the change rate of heartbeat of testee;
The ratio of the heart rate when heart rate when change rate of heartbeat of testee refers to that testee is tested and testee do not lie.Can before linking up important topic with testee, monitoring a period of time testee is in heart rate during relaxation state, the heart rate monitored is defined as testee is in heart rate when not lying state when testee is in relaxation state.
Determination module 45 is greater than first threshold for the pupil rate of change as testee, and when the change rate of heartbeat of testee is greater than Second Threshold, determines that testee is lying.
The information processor that the embodiment of the present invention provides, by the eyes image of the iris camera collection testee of electronic equipment; Analyzing and processing is carried out to the eyes image of testee, obtains the pupil rate of change of testee; The heart rate of testee is gathered by the heart rate sensor of electronic equipment; Analyzing and processing is carried out to the heart rate of testee, obtains the change rate of heartbeat of testee; When the pupil rate of change of testee is greater than first threshold, and when the change rate of heartbeat of testee is greater than Second Threshold, determine that testee is lying.Visible, the information processor that the embodiment of the present invention provides, only needs testee to contact heart rate sensor, and can test towards iris photographic head, simplifies operating process when detecting a lie.
Optionally, a kind of structural representation of the first processing module 42 as shown in Figure 5, can comprise:
Processing unit 51, for carrying out analyzing and processing respectively to the eyes image of the some frame testees gathered in the first preset duration, obtains several pupil diameter value of testee in the first preset duration;
Iris photographic head can gather the image of a lot of frame testee eye in the first preset duration, in the embodiment of the present invention, analyzing and processing can be carried out to each two field picture that iris photographic head gathers in the first preset duration, also only can carry out analyzing and processing to the parts of images that iris photographic head gathers in the first preset duration.
Specifically when processing, identical to the processing mode of each two field picture.
Computing unit 52, for calculating the meansigma methods of the pupil diameter of testee in the first preset duration;
In the embodiment of the present invention, process n two field picture, just obtain n pupil diameter value, calculate the meansigma methods of this n pupil diameter value, n is positive integer.
First determining unit 53, the ratio for the pupil diameter under the state of not lying by the meansigma methods of the pupil diameter of testee in the first preset duration and testee is defined as the pupil rate of change of testee in the first preset duration.
That is, in the embodiment of the present invention, periodically calculate the rate of change of the pupil of tester, computing cycle is the first preset duration.
Optionally, a kind of structural representation of the second processing module 44 as shown in Figure 6, can comprise:
Second determining unit 61, the ratio for the heart rate under the state of not lying by the heart rate of the testee collected in the second preset duration and testee is defined as the change rate of heartbeat of testee in the second preset duration.
In the embodiment of the present invention, periodically calculate the change rate of heartbeat of tester, computing cycle is the second preset duration.
First preset duration can be identical with the second preset duration, also can be different.
The embodiment of the present invention also provides a kind of electronic equipment, and a kind of structural representation of the electronic equipment that the embodiment of the present invention provides as shown in Figure 7, can comprise:
Iris photographic head 71, heart rate sensor 72 and processor 73; Wherein,
Iris photographic head 71 is for gathering the eyes image of testee;
Heart rate sensor 72 is for gathering the heart rate of testee;
Processor 73 for, analyzing and processing is carried out to the eyes image of testee, obtains the pupil rate of change of testee; Analyzing and processing is carried out to the heart rate of testee, obtains the change rate of heartbeat of testee; When the pupil rate of change of testee is greater than first threshold, and when the change rate of heartbeat of testee is greater than Second Threshold, determine that testee is lying.
A kind of electronic equipment that the embodiment of the present invention provides, by the eyes image of iris camera collection testee; The heart rate of testee is gathered by heart rate sensor; Processor carries out analyzing and processing to the eyes image of testee, obtains the pupil rate of change of testee; Analyzing and processing is carried out to the heart rate of testee, obtains the change rate of heartbeat of testee; When the pupil rate of change of testee is greater than first threshold, and when the change rate of heartbeat of testee is greater than Second Threshold, determine that testee is lying.Visible, the electronic equipment that the embodiment of the present invention provides, only needs testee to contact heart rate sensor, and can test towards iris photographic head, simplifies operating process when detecting a lie.
And the hardware implementing of the electronic equipment that the embodiment of the present invention provides is simple, and it is lower to realize cost.This programme can be realized on common mobile phone, promote Consumer's Experience.
Optionally, for carrying out analyzing and processing to the eyes image of testee, the processor obtaining the pupil rate of change of testee specifically may be used for, respectively analyzing and processing is carried out to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of testee in the first preset duration; Calculate the meansigma methods of the pupil diameter of testee in the first preset duration; By the meansigma methods of the pupil diameter of testee in the first preset duration and testee, the ratio of the pupil diameter under the state of not lying is defined as the pupil rate of change of testee in the first preset duration.
Optionally, for carrying out analyzing and processing to the heart rate of testee, the processor obtaining the change rate of heartbeat of testee specifically for, by the heart rate of the testee collected in the second preset duration and testee, the ratio of the heart rate under the state of not lying is defined as the change rate of heartbeat of testee in the second preset duration.
Optionally, the electronic equipment that the embodiment of the present invention provides can also comprise:
Be arranged on the infrared light supply near iris photographic head 71, when the illumination that infrared light supply is launched is mapped to the eye of testee, iris photographic head can be made the iris blur-free imaging of testee, thus processor 73 can be made to distinguish iris and pupil accurately, thus accurately identify pupil.
Iris photographic head 71 is by gathering the change of infrared image monitoring testee pupil, if the pupil of testee does not have infrared light supply to irradiate, iris photographic head can only identify white pupil, and can not identify the pupil of yellow.Therefore, in order to the pupil of yellow conveniently can be identified, in the embodiment of the present invention, infrared light supply is set at iris photographic head 71 adnexa.
As shown in Figure 8, a kind of relative position schematic diagram of the iris photographic head 71 provided for the embodiment of the present invention and infrared light supply 81.When the illumination that infrared light supply 81 is launched is mapped to the eye of testee, the iris blur-free imaging of iris photographic head 71 couples of testees can be made.
When the electronic equipment that the application embodiment of the present invention provides is detected a lie, first by electronic equipment monitoring testee pupil diameter in normal state and heart rate, then random testee to be putd question to, asked questions comprises the problem of known-answer and the problem of needs inquiry, the rate of change of pupil when answering the problems referred to above by testee and the rate of change of heart rate, judge that whether user is in lie.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device, electronic equipment disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable ROM, depositor, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an information processing method, is applied to electronic equipment, it is characterized in that, comprising:
By the eyes image of the iris camera collection testee of described electronic equipment;
Analyzing and processing is carried out to the eyes image of described testee, obtains the pupil rate of change of described testee;
The heart rate of described testee is gathered by the heart rate sensor of described electronic equipment;
Analyzing and processing is carried out to the heart rate of described testee, obtains the change rate of heartbeat of described testee;
When the pupil rate of change of described testee is greater than first threshold, and when the change rate of heartbeat of described testee is greater than Second Threshold, determine that described testee is lying.
2. method according to claim 1, is characterized in that, the described eyes image to described testee carries out analyzing and processing, and the pupil rate of change obtaining described testee comprises:
Respectively analyzing and processing is carried out to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of described testee in described first preset duration;
Calculate the meansigma methods of the pupil diameter of described testee in described first preset duration;
The meansigma methods of the pupil diameter of described testee in described first preset duration and the ratio of the pupil diameter of described testee under the state of not lying are defined as the pupil rate of change of described testee in described first preset duration.
3. method according to claim 1, its feature is being, the described heart rate to described testee carries out analyzing and processing, and the change rate of heartbeat obtaining described testee comprises:
By the heart rate of the described testee collected in the second preset duration and described testee, the ratio of the heart rate under the state of not lying is defined as the change rate of heartbeat of described testee in described second preset duration.
4. an information processor, is applied to electronic equipment, it is characterized in that, comprising:
First acquisition module, for the eyes image of the iris camera collection testee by described electronic equipment;
First processing module, for carrying out analyzing and processing to the eyes image of described testee, obtains the pupil rate of change of described testee;
Second acquisition module, for gathering the heart rate of described testee by the heart rate sensor of described electronic equipment;
Second processing module, for carrying out analyzing and processing to the heart rate of described testee, obtains the change rate of heartbeat of described testee;
Determination module, is greater than first threshold for the pupil rate of change as described testee, and when the change rate of heartbeat of described testee is greater than Second Threshold, determines that described testee is lying.
5. device according to claim 4, is characterized in that, described first processing module comprises:
Processing unit, for carrying out analyzing and processing respectively to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of described testee in described first preset duration;
Computing unit, for calculating the meansigma methods of the pupil diameter of described testee in described first preset duration;
First determining unit, for being defined as the pupil rate of change of described testee in described first preset duration by the meansigma methods of the pupil diameter of described testee in described first preset duration and the ratio of the pupil diameter of described testee under the state of not lying.
6. device according to claim 4, is characterized in that, described second processing module comprises:
Second determining unit, the ratio for the heart rate under the state of not lying by the heart rate of the described testee collected in the second preset duration and described testee is defined as the change rate of heartbeat of described testee in described second preset duration.
7. an electronic equipment, is characterized in that, comprising: iris photographic head, heart rate sensor and processor; Wherein,
Described iris photographic head is for gathering the eyes image of testee;
Described heart rate sensor is for gathering the heart rate of described testee;
Described processor is used for, and carries out analyzing and processing to the eyes image of described testee, obtains the pupil rate of change of described testee; Analyzing and processing is carried out to the heart rate of described testee, obtains the change rate of heartbeat of described testee; When the pupil rate of change of described testee is greater than first threshold, and when the change rate of heartbeat of described testee is greater than Second Threshold, determine that described testee is lying.
8. electronic equipment according to claim 7, it is characterized in that, for carrying out analyzing and processing to the eyes image of described testee, the processor obtaining the pupil rate of change of described testee specifically for, respectively analyzing and processing is carried out to the eyes image of testee described in the some frames gathered in the first preset duration, obtains several pupil diameter value of described testee in described first preset duration; Calculate the meansigma methods of the pupil diameter of described testee in described first preset duration; The meansigma methods of the pupil diameter of described testee in described first preset duration and the ratio of the pupil diameter of described testee under the state of not lying are defined as the pupil rate of change of described testee in described first preset duration.
9. electronic equipment according to claim 7, it is characterized in that, for carrying out analyzing and processing to the heart rate of described testee, the processor obtaining the change rate of heartbeat of described testee specifically for, by the heart rate of the described testee collected in the second preset duration and described testee, the ratio of the heart rate under the state of not lying is defined as the change rate of heartbeat of described testee in described second preset duration.
10. electronic equipment according to claim 7, is characterized in that, also comprises:
Be arranged on the infrared light supply near described iris photographic head, when the illumination that described infrared light supply is launched is mapped to the eye of testee, described iris photographic head can be made the iris blur-free imaging of described testee.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108903956A (en) * | 2018-05-22 | 2018-11-30 | 上海掌门科技有限公司 | It detects a lie device and method |
| CN109063551A (en) * | 2018-06-20 | 2018-12-21 | 新华网股份有限公司 | Validity test method of talking and system |
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| CN113349779A (en) * | 2021-06-03 | 2021-09-07 | 颜文靖 | Portable psychological test robot and implementation method thereof |
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