CN109795320A - A kind of unattended alcohol detection method based on recognition of face - Google Patents
A kind of unattended alcohol detection method based on recognition of face Download PDFInfo
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- CN109795320A CN109795320A CN201910076675.7A CN201910076675A CN109795320A CN 109795320 A CN109795320 A CN 109795320A CN 201910076675 A CN201910076675 A CN 201910076675A CN 109795320 A CN109795320 A CN 109795320A
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Abstract
The invention discloses the unattended alcohol detection methods based on recognition of face, comprise the following specific steps that: (one), which verifies, to be prepared；(2) start to verify :(a) face verification, the detection of (b) alcohol；The present invention by by face recognition technology in conjunction with alcohol detecting device, personnel's motion characteristic to be verified is identified by intelligent algorithm, so that personnel to be verified must carry out alcohol detection in the case where completing required movement, the generation for avoiding cheating improves alcohol detects in unattended situation validity and accuracy.
Description
Technical field
The invention belongs to unattended alcohol detection technique fields, are related to a kind of unattended alcohol based on recognition of face
Detection method.
Background technique
The accident investigation of the World Health Organization in 2008 shows, about 50% -60% traffic accident has with driving when intoxicated
It closes, drives when intoxicated and be listed in the main reason for traffic accident is lethal.In China, every year due to the traffic accident for initiation of driving when intoxicated
Up to tens of thousands of；And in murderous accident 50% or more all with drive when intoxicated related, the harm driven when intoxicated is startling,
Through first big " killer " for becoming traffic accident.The stimulation of alcohol makes one excited when drinking, more will unconsciously drink, when
When alcohol reaches a certain concentration in blood of human body, people will decline extraneous respond and control ability, and processing is urgent
The ability of situation also declines therewith.For drunken driving, alcohol content in blood is higher, and the probability collided is got over
Greatly.
There are two types of methods for the common detection driven when intoxicated: first is that the blood alcohol concentration of detection human body, one is detections
Expiration alcohol concentration.But it all detects punish again in time above, be at that time often possible to bring about frightful disaster, thing can not be played
Preceding preventive effect.
Vehicle-mounted alcohol testing product at present on the market is multifarious, including Puffer type, air induction type, holding type etc..
Puffer type is that driver is allowed to carry out expiration detection by gas blow pipe air blowing；Air induction type is generally in backrest installation alcohol inspection
Sensor is surveyed, detects the alcoholic content content in the air of driver person oral-nasal perimeter to detect whether drunk driving；Holding type
Alcohol sensor is that driver's hand is allowed to be detected with sensor is held.Three of the above usual products carry out wine in driver oneself
It easily practises fraud when essence detection, it can be by allowing people's substitution of not drinking to detect or driver wears masks or use fabric
It wraps the modes such as sensor and escapes detection, prevention, supervision can not be played the role of.
Summary of the invention
The technical problem to be solved by the present invention is to, the shortcomings that overcoming the prior art, provide a kind of based on recognition of face
Unattended alcohol detection method, the present invention is by conjunction with alcohol detecting device, passing through artificial intelligence for face recognition technology
Algorithm identifies personnel's motion characteristic to be verified, so that personnel to be verified must carry out alcohol inspection in the case where completing required movement
It surveys, avoids the generation of cheating, improve the validity of alcohol detection.
In order to solve the above technical problems, the present invention provides a kind of unattended alcohol detection side based on recognition of face
Method comprises the following specific steps that:
It comprises the following specific steps that:
(1) verifying prepares: personnel's face face face identification device to be verified；
(2) start to verify:
(a) face verification: personnel to be verified is reminded to adjust effective identification region that distance makes facial picture enter camera lens, people
Face identification device obtains personnel's facial characteristics to be verified, and forms personnel's human face data information to be verified；Data processing module is logical
It crosses face data information and judges whether personnel to be verified are registered conjunction rule personnel；
(b) alcohol detects: personnel to be verified make required movement according to prompt, and face identification device obtains personnel's movement to be verified
Feature forms personnel's action data information to be verified；The data processing module passes through action data information analysis witness to be tested
Whether member's movement is effective, and alcohol detecting device collecting sample detects wherein alcoholic content content if effectively, judges witness to be tested
Whether member drinks；
If personnel's exercise void to be verified, continue to capture personnel's movement to be verified.
Further, further include the judgement of step (3) result:
If (a) face verification does not pass through, prompting re-starts face verification；
If (b) face verification is to close rule personnel, next step alcohol detection is carried out；
If (c) alcohol testing result is that personnel to be verified drink, verifies and do not pass through；
If (d) alcohol testing result is that personnel to be verified do not drink, it is verified.
It further, further include that step (4) is persistently tested in driving vehicle processes when personnel to be verified are driver
Card:
(a) verifying is left:
If personnel's face to be verified again returns to after leaving effective identification region of camera lens, reminds and carry out face continuous verification；
(b) parking verifying:
If vehicle-state is become travelling from static, reminds and carry out face continuous verification；
(c) face continuous verification is identified as non-initial personnel to be verified and then alarms or vehicular control；It is identified as initial to be tested
Witness person is then verified, normally travel.
Aforementioned required movement includes the movement for persistently opening one's mouth in front of face to exhale and keeps enough time, or towards gas blow pipe
The movement of air blowing and the air-blowing quantity for reaching requirement.
Aforementioned alcohol detecting device collecting sample mode includes that acquisition personnel oral-nasal perimeter to be verified air sample carries out wine
Smart content detection or personnel to be verified, which blow to sample by gas blow pipe, carries out alcohol content detection.
In abovementioned steps (two) " (a) face verification ", when face identification device obtains personnel's facial characteristics to be verified, to
Verifying personnel need to adjust effective identification region that distance makes facial picture enter camera lens as required.
Aforementioned type of alarm includes sound-light alarm, picture display alarm, audio alert, text display alarm.
Aforementioned vehicle regulation model includes car locking and/or speed limit.
The beneficial effects of the present invention are:
The present invention is by conjunction with alcohol detecting device, identifying personnel to be verified by intelligent algorithm for face recognition technology
Motion characteristic identifies whether personnel identity to be verified is registered conjunction rule personnel first, then treats verifying personnel and carry out alcohol
Detection can be used acquisition surrounding air and be detected, can also carry out air blowing detection etc. by gas blow pipe.By existing detection side
Method is treated verifying personnel movement in conjunction with face recognition technology, in detection process and is identified, personnel to be verified is prompted to complete to refer to
Fixed movement, including persistently open one's mouth to exhale or blow towards gas blow pipe in front of face etc., in effective situation that required movement is completed
Under carry out alcohol detection again, prevented the generation of cheating, improved validity and standard that alcohol in unattended situation detects
True property.
Detailed description of the invention
Fig. 1 is system structure diagram of the invention；
Fig. 2 is face verification and alcohol overhaul flow chart one of the invention；
Fig. 3 is face verification and alcohol overhaul flow chart two of the invention；
Fig. 4 is that face verification and alcohol of the invention detect verification process schematic diagram；
Fig. 5 is that alcohol of the invention detects verification process schematic diagram.
Specific embodiment
The application is further described below by way of specific embodiment, in which:
The D5 type vehicle intelligent host of vehicle intelligent choice of main machine Rui Ming company；
The vehicle-mounted interactive intelligence display screen of TP2 type of display device selection Rui Ming company；
Face identification device uses the DSM recognition of face intelligent camera of Rui Ming company；
Alcohol detecting device gallops board Cheetah-1 type alcohol content tester using intelligence；
Warning device uses the VE-JS103 type combined aural and visual alarm of VEXG company.
Embodiment 1
The unattended alcohol detection system based on recognition of face that the present embodiment provides a kind of, as shown in Figure 1, as shown in Figure 1, wine
Smart detection system includes face identification device, alcohol detecting device and data processing module；Face identification device for acquire to
Verifying personnel's face picture, obtains personnel's motion characteristic to be verified, and forms personnel's action data information to be verified；Data processing
Whether module is effective by personnel's action data information analysis to be verified personnel's motion characteristic to be verified；If effectively, alcohol inspection
It surveys device acquisition testing sample and analyzes alcoholic content content therein, data processing module passes through according to alcohol in detection sample
Component content data are analyzed, and show whether personnel to be verified drink.
Before alcohol detection occurs, face identification device can acquire personnel's face picture to be verified, obtain personnel face to be verified
Portion's feature, and form personnel's human face data information to be verified；Data processing module is by personnel's human face data information to be verified and
Conjunction rule personnel's human face data information of registration is compared, and judges whether it is and closes rule personnel.Registered conjunction rule personnel's face number
It is believed that breath can carry out offline acquisition typing by face identification device, and save in a storage module.The connection of alcohol detection system
Whether smart host, smart host drink for personnel to be verified and personnel identity to be verified for receiving alcohol detection system
Whether the analysis of conjunction rule is as a result, and analyzing result according to logic of propositions and making counter-measure.Smart host connection is aobvious
Showing device, display device show the content that instruction requires according to the instruction that smart host is sent.Counter-measure include alarm and/or
Control.
When personnel to be verified are driver, smart host can take control, control to vehicle by connecting control device
Including car locking and/or speed limit.If personnel identity to be verified closes rule, and personnel to be verified do not drink, and inactive vehicle then can point
Fire starting, the vehicle having been turned on then can normally travel；If personnel identity irregularity to be verified, detected without alcohol, it can be straight
It connects and alarm and/or control is carried out to vehicle.The effective action of personnel to be verified includes: that personnel's face picture to be verified enters camera lens
Effective identification region；It persistently opens one's mouth to exhale in front of personnel's face to be verified and keeps enough time；Personnel to be verified are towards air blowing
Pipe blows and reaches the air-blowing quantity of requirement.The mode of acquisition testing sample used by alcohol detecting device includes: that acquisition is to be tested
Witness person oral-nasal perimeter air sample carries out alcohol content detection or personnel to be verified and carries out wine by gas blow pipe air blowing sampling
Smart content detection.If personnel identity to be verified closes rule, and personnel to be verified do not drink, and inactive vehicle can then light a fire starting,
The vehicle having been turned on then can normally travel；If personnel identity irregularity to be verified, detected without alcohol, it can be directly to vehicle
Carry out alarm and/or control.Aforementioned intelligent host can connect supervising platform, can report personnel identity irregularity to be verified or to
The warning message that verifying personnel drink is to supervising platform.
If acquiring personnel oral-nasal perimeter to be verified air sample carries out alcohol content detection, known by face identification device
As required whether personnel not to be verified persistently open one's mouth to exhale and keep enough time in face front, because of face identification device and alcohol
Detection device is fixed together, and this method defines the space length between personnel's face and face identification device to be verified (i.e.
Define personnel's face to be verified and intelligence gallop the distance between board Cheetah-1 type alcohol content tester), can be obtained according to algorithm to
Change between verifying personnel face and alcohol detecting device with person's space length, and leads to alcohol molecule content decaying in air
Numerical value, thus obtain testing result be drunk driving numberical range, then by actually detected result judge personnel to be verified whether be
Drunk driving.If blowing to sample by gas blow pipe and carrying out alcohol content detection, identify that personnel to be verified are by face identification device
The no air-blowing quantity blown towards gas blow pipe and reach requirement, if personnel to be verified block face, more people appear in camera lens, move
Alcohol detection can not all be carried out by making unqualified wait, and only when detecting personnel's movement to be verified effectively, alcohol detecting device is acquired
Sample just it is effective, testing result just it is reliable.
Type of alarm can be sound-light alarm, picture show alarm, audio alert, text display alarm, sound-light alarm by
Combined aural and visual alarm (the VE-JS103 type combined aural and visual alarm of VEXG company) issues, and audio alert, text display alarm or picture are aobvious
Show that alarm alarm is issued by display device (the vehicle-mounted interactive intelligence display screen of the TP2 type of Rui Ming company).
After smart host receives analysis result, if that makes should be to including: that personnel identity to be verified normally carries out alcohol
Detection, if personnel identity off-specification to be verified carries out alarm or vehicular control；The normal starting if personnel to be verified do not drink
Or continues to travel, alarm if personnel to be verified drink or control is carried out to vehicle.Smart host can by vehicle ECU or
The control module of other control oil circuits of person or control circuit carries out car locking or speed limit control to vehicle.
Embodiment 2
The present embodiment also provides a kind of unattended alcohol detection method based on recognition of face, as shown in Figure 2,3, 4, including such as
Lower specific steps:
It comprises the following specific steps that:
(1) verifying prepares: personnel's face face face identification device to be verified；
(2) start to verify:
(a) face verification: personnel to be verified is reminded to adjust effective identification region that distance makes facial picture enter camera lens, people
Face identification device obtains personnel's facial characteristics to be verified, and forms personnel's human face data information to be verified；Data processing module is logical
It crosses face data information and judges whether personnel to be verified are registered conjunction rule personnel；
(b) alcohol detects: personnel to be verified make required movement according to prompt, and face identification device obtains personnel's movement to be verified
Feature forms personnel's action data information to be verified；The data processing module passes through action data information analysis witness to be tested
Whether member's movement is effective, and alcohol detecting device collecting sample detects wherein alcoholic content content if effectively, judges witness to be tested
Whether member drinks；
If personnel's exercise void to be verified, continue to capture personnel's movement to be verified.
Further, further include the judgement of step (3) result:
If (a) face verification does not pass through, prompting re-starts face verification；
If (b) face verification is to close rule personnel, next step alcohol detection is carried out；
If (c) alcohol testing result is that personnel to be verified drink, verifies and do not pass through；
If (d) alcohol testing result is that personnel to be verified do not drink, it is verified.
It further, further include that step (4) is persistently tested in driving vehicle processes when personnel to be verified are driver
Card:
(a) verifying is left:
If personnel's face to be verified again returns to after leaving effective identification region of camera lens, reminds and carry out face continuous verification；
(b) parking verifying:
If vehicle-state is become travelling from static, reminds and carry out face continuous verification；
(c) face continuous verification is identified as non-initial personnel to be verified and then alarms or vehicular control；It is identified as initial to be tested
Witness person is then verified, normally travel.
Aforementioned required movement includes the movement for persistently opening one's mouth in front of face to exhale and keeps enough time, or towards gas blow pipe
The movement of air blowing and the air-blowing quantity for reaching requirement.
Aforementioned alcohol detecting device collecting sample mode includes that acquisition personnel oral-nasal perimeter to be verified air sample carries out wine
Smart content detection or personnel to be verified, which blow to sample by gas blow pipe, carries out alcohol content detection.
In abovementioned steps (two) " (a) face verification ", when face identification device obtains personnel's facial characteristics to be verified, to
Verifying personnel need to adjust effective identification region that distance makes facial picture enter camera lens as required.
Aforementioned type of alarm includes sound-light alarm, picture display alarm, audio alert, text display alarm.
Aforementioned vehicle regulation model includes car locking and/or speed limit.
The present embodiment by intelligent algorithm by conjunction with alcohol detecting device, identifying to be tested face recognition technology
Witness person's motion characteristic identifies whether personnel identity to be verified is registered conjunction rule personnel first, then treat verifying personnel into
Essence of serving a round of liquor to the guests detection can be used acquisition surrounding air and be detected, can also carry out air blowing detection etc. by gas blow pipe.It will be existing
Detection method is treated verifying personnel movement in conjunction with face recognition technology, in detection process and is identified, personnel to be verified are prompted
It completes persistently to open one's mouth to exhale in front of required movement, including face or blow towards gas blow pipe etc., be completed in required movement effective
In the case where carry out alcohol detection again, prevented the generation of cheating, improve alcohol in unattended situation detect it is effective
Property and accuracy.
Embodiment 3
The present embodiment also provides a kind of unattended alcohol detection method based on recognition of face, as shown in figure 5, including following tool
Body step:
(1) verifying prepares: personnel's face face face identification device to be verified；
(2) verification process:
Personnel to be verified are prompted to adjust the effective identification region for the camera lens that distance makes facial picture enter face identification device, to
Verifying personnel make required movement according to prompt, and data processing module identifies whether personnel's movement to be verified is effective, if effectively
Alcohol detecting device collecting sample simultaneously detects wherein alcoholic content content, judges whether personnel to be verified drink；
If personnel's exercise void to be verified, continue to capture personnel's movement to be verified.
Further, further include the judgement of step (3) result:
If alcohol testing result is that personnel to be verified drink, verifies and do not pass through；
If alcohol testing result is that personnel to be verified do not drink, it is verified.
It further, further include that step (4) is persistently tested in driving vehicle processes when personnel to be verified are driver
Card:
(a) verifying is left:
If personnel's face to be verified again returns to after leaving effective identification region of camera lens, prompting carries out continuing alcohol detection；
(b) parking verifying:
If vehicle-state is become travelling from static, prompting carries out continuing alcohol detection；
(c) continue alcohol detection to be identified as personnel to be verified and drink, carry out alarm or vehicular control；
Identify that personnel to be verified do not drink then normally travel.
Aforementioned required movement includes the movement for persistently opening one's mouth in front of face to exhale and keeps enough time, or towards gas blow pipe
The movement of air blowing and the air-blowing quantity for reaching requirement.
Aforementioned alcohol detecting device collecting sample mode includes that acquisition personnel oral-nasal perimeter to be verified air sample carries out wine
Smart content detection or personnel to be verified, which blow to sample by gas blow pipe, carries out alcohol content detection.
Aforementioned type of alarm includes sound-light alarm, picture display alarm, audio alert, text display alarm.
Aforementioned vehicle regulation model includes car locking and/or speed limit.
The above examples only illustrate the technical idea of the present invention, and this does not limit the scope of protection of the present invention, all
According to the technical idea provided by the invention, any changes made on the basis of the technical scheme each falls within the scope of the present invention
Within.
Claims (8)
1. a kind of unattended alcohol detection method based on recognition of face, which is characterized in that comprise the following specific steps that:
(1) verifying prepares: personnel's face face face identification device to be verified；
(2) start to verify:
(a) face verification: personnel to be verified is reminded to adjust effective identification region that distance makes facial picture enter camera lens, people
Face identification device obtains personnel's facial characteristics to be verified, and forms personnel's human face data information to be verified；Data processing module is logical
It crosses face data information and judges whether personnel to be verified are registered conjunction rule personnel；
(b) alcohol detects: personnel to be verified make required movement according to prompt, and face identification device obtains personnel's movement to be verified
Feature forms personnel's action data information to be verified；The data processing module passes through action data information analysis witness to be tested
Whether member's movement is effective, and alcohol detecting device collecting sample detects wherein alcoholic content content if effectively, judges witness to be tested
Whether member drinks；
If personnel's exercise void to be verified, continue to capture personnel's movement to be verified.
2. the unattended alcohol detection method according to claim 1 based on recognition of face, which is characterized in that further include
The judgement of step (3) result:
If (a) face verification does not pass through, prompting re-starts face verification；
If (b) face verification is to close rule personnel, next step alcohol detection is carried out；
If (c) alcohol testing result is that personnel to be verified drink, verifies and do not pass through；
If (d) alcohol testing result is that personnel to be verified do not drink, it is verified.
3. the unattended alcohol detection method according to claim 1 or 2 based on recognition of face, which is characterized in that
Further include step (4) continuous verification in driving vehicle processes when verifying personnel are driver:
(a) verifying is left:
If personnel's face to be verified again returns to after leaving effective identification region of camera lens, reminds and carry out face continuous verification；
(b) parking verifying:
If vehicle-state is become travelling from static, reminds and carry out face continuous verification；
(c) face continuous verification is identified as non-initial personnel to be verified and then alarms or vehicular control；It is identified as initial to be tested
Witness person is then verified, normally travel.
4. the unattended alcohol detection method according to claim 1 or 2 based on recognition of face, which is characterized in that institute
Required movement is stated to include the movement for persistently opening one's mouth to exhale in front of face and keep enough time, or the movement blown towards gas blow pipe
And reach the air-blowing quantity of requirement.
5. the unattended alcohol detection method according to claim 1 or 2 based on recognition of face, which is characterized in that institute
Stating alcohol detecting device collecting sample mode includes that acquisition personnel oral-nasal perimeter to be verified air sample carries out alcohol content detection
Or personnel to be verified are blown to sample by gas blow pipe and carry out alcohol content detection.
6. the unattended alcohol detection method according to claim 1 or 2 based on recognition of face, which is characterized in that institute
" (a) face verification " is stated in step (2), and when face identification device obtains personnel's facial characteristics to be verified, personnel to be verified are needed
Adjust effective identification region that distance makes facial picture enter camera lens as required.
7. the unattended alcohol detection method according to claim 1 or 2 based on recognition of face, which is characterized in that institute
Stating type of alarm includes sound-light alarm, picture display alarm, audio alert, text display alarm.
8. the unattended alcohol detection method according to claim 1 or 2 based on recognition of face, which is characterized in that institute
Stating vehicular control mode includes car locking and/or speed limit.
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Cited By (1)
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