CN114845051A - Driving photographing system and method based on face recognition - Google Patents
Driving photographing system and method based on face recognition Download PDFInfo
- Publication number
- CN114845051A CN114845051A CN202210405399.6A CN202210405399A CN114845051A CN 114845051 A CN114845051 A CN 114845051A CN 202210405399 A CN202210405399 A CN 202210405399A CN 114845051 A CN114845051 A CN 114845051A
- Authority
- CN
- China
- Prior art keywords
- camera
- driver
- vehicle
- facial
- car
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/61—Control of cameras or camera modules based on recognised objects
- H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention relates to a driving photography system and method based on face recognition, which comprises a central processing unit, an in-vehicle camera and an out-vehicle camera with a rotatable shooting direction, wherein the in-vehicle camera is used for collecting facial picture data of a driver, the out-vehicle camera is used for collecting environment picture data around a vehicle, and the central processing unit is used for recognizing facial expressions of the driver according to the facial picture data and judging whether the driver needs to rotate the out-vehicle camera or not, and is used for calculating a rotation angle of the face of the driver and controlling the out-vehicle camera to rotate. The invention determines whether the camera outside the automobile needs to rotate along with the head of the driver through the facial expression, keeps the same orientation with the driver, has higher fault-tolerant rate and is more accurate and reliable compared with the judgment through the eye movement characteristic, thereby solving the problems of larger visual field blind area and poorer use flexibility of the current automobile data recorder and obtaining the effects of improving the reliability of the automobile data video and the use experience of a user.
Description
Technical Field
The invention belongs to the technical field of automobile driving records, and particularly relates to a driving photographing system and method based on face recognition.
Background
With the development of science and technology and social level, automobiles gradually enter more and more people's lives with the unique superiority of the automobiles, and convenience and comfort are brought to the lives of people. The automobile data recorder is an instrument for recording related information such as images and sounds during the running of a vehicle, is equivalent to a black box on the vehicle, can record video images and sounds in the whole running process of the vehicle after being installed, can be used as a recording certificate of vehicle accidents, can be used by people who like self-driving, can also be used for recording the process of overcoming difficult risks, and provides a new shooting way for shooting enthusiasts.
At present, the automobile data recorder is generally fixed on the front window of the vehicle, and the recording range is limited due to the fixed position, and the shooting angle is mostly about 100 degrees. For the angle that improves vehicle event data recorder and shoot, generally adopt the mode that increases the camera, increase one to two cameras that the orientation is different to improve the angle that vehicle event data recorder shot, adopt this kind of mode not only can increase the cost, during the video of later stage broadcast record, still need cut out the synthesis to the video of a plurality of camera records, required calculation power is great, and it is longer to extract the broadcast required time. The chinese patent CN104916007A is a driving recording system and its using method, and proposes a scheme of mounting a camera of a driving recorder on glasses, and the position of the camera moves backwards, which not only enlarges the shooting range of the driving recorder, but also synchronizes the shooting angle of the driving recorder with the visual field of the driver, thereby effectively reducing the shooting blind area of the driving recorder and improving the pertinence of the shooting video; however, the camera is arranged on the glasses, so that the weight of the glasses is increased, the glasses are uncomfortable to wear for a long time, the visual field of a driver is easily influenced when the driver wears the glasses, and the glasses are not friendly to users who are not accustomed to wearing the glasses and poor in practicability.
Therefore, a shooting system with small visual field blind area, convenient operation, safety and reliability is needed to be provided to be used as a driving recorder, so that the reliability of driving recording videos and the use experience of users are improved.
Disclosure of Invention
In view of the above defects in the prior art, the technical problem to be solved by the present invention is to provide a driving photography system and method based on face recognition, to solve the problems of large view blind area and poor use flexibility of the current driving recorder, and to obtain the effects of improving the reliability of driving recording video and user experience.
In order to solve the technical problems, the invention adopts the following technical scheme:
a driving photography system based on face recognition comprises a central processing unit, an in-vehicle camera and an out-vehicle camera with a shooting direction capable of being adjusted in a rotating mode, wherein the central processing unit is electrically connected with the in-vehicle camera and the out-vehicle camera respectively;
the camera is used for gathering driver's facial picture data and transmitting to central processing unit in the car, the camera is used for gathering the environment picture data around the vehicle and transmits to central processing unit outside the car, central processing unit is used for discerning driver's facial expression and calculating driver's facial turned angle according to facial picture data, be used for judging whether driver needs the camera rotation outside the car according to facial expression, be used for according to the facial turned angle control camera rotation outside the car of driver so that camera and driver's facial orientation keep consistent outside the car and be used for saving environment picture data.
Further, the central processing unit comprises a computing module, a control module and a storage module;
the calculation module is used for identifying the facial expression of the driver according to the facial picture data, calculating the rotation angle of the face of the driver, judging whether the driver needs to rotate the vehicle exterior camera according to the facial expression and converting the rotation angle of the face of the driver into the rotation angle needed by the vehicle exterior camera; the control module is used for generating a corresponding control instruction according to the rotation angle required by the vehicle exterior camera and transmitting the control instruction to the vehicle exterior camera so as to control the rotation of the vehicle exterior camera; the storage module is used for storing the environmental picture data collected by the camera outside the vehicle.
Further, the rotation angle of the driver's face includes a lateral rotation angle and a vertical rotation angle.
Furthermore, the camera outside the car is a 360-degree all-round-looking camera, and the camera outside the car is arranged on the roof.
Furthermore, the camera in the automobile is arranged on an instrument panel right in front of the driver in the automobile, and the camera in the automobile faces the face of the driver.
Furthermore, the central processing unit is also used for switching the external camera into a photographing mode or a video recording mode according to the facial expression.
Furthermore, the driving photography system further comprises an in-vehicle microphone, the in-vehicle microphone is used for collecting sound data in the vehicle and transmitting the sound data to the central processing unit, and the central processing unit is further used for judging whether the driver needs to rotate the camera outside the vehicle and switching the camera outside the vehicle into a photographing mode or a video recording mode according to the sound data.
The invention also comprises a driving photography method based on face recognition, which uses the driving photography system based on face recognition and comprises the following steps:
1) the camera in the vehicle collects the facial picture data of the driver in real time and transmits the facial picture data to the central processing unit;
2) the calculation module identifies the facial expression of the driver according to the facial picture data, judges whether the driver needs to rotate the camera outside the vehicle according to the facial expression, if so, executes the step 3), and if not, executes the step 5);
3) the calculation module calculates the rotation angle of the face of the driver according to the face picture data and converts the rotation angle of the face of the driver into a rotation angle required by the camera outside the vehicle;
4) the control module generates a corresponding control instruction according to the rotation angle required by the vehicle exterior camera and transmits the control instruction to the vehicle exterior camera to control the vehicle exterior camera to rotate, and the step 1 is executed by skipping;
5) the control module controls the camera outside the vehicle to rotate and return to the front of the vehicle and stop rotating.
Further, in step 2), the calculation module judges whether the driver needs the camera outside the vehicle to rotate according to the facial expression, and the calculation module comprises the following contents: the calculation module extracts a rotary expression and a static expression which are preset in the storage module and respectively correspond to the rotary state and the static state of the external camera, compares the facial expression with the rotary expression and the static expression respectively, judges that the external camera of the vehicle needs to rotate when the facial expression is the rotary expression, and judges that the external camera of the vehicle needs to rotate to face the front of the vehicle and stops rotating when the facial expression is the static expression.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the driving photography system based on the face recognition, whether the camera outside the vehicle needs to rotate is determined according to the facial expression of the driver, and compared with the judgment through the eye movement characteristics, the fault tolerance rate is higher, and the driving photography system is more accurate and reliable; when the camera is rotatory outside the needs car, the camera rotates along with the driver head outside the control car, keeps unanimous with driver's orientation to it is great to solve present vehicle event data recorder field of vision blind area, uses the relatively poor problem of flexibility, gains the effect that improves vehicle event data video's reliability and user use experience.
2. According to the driving photography system based on the face recognition, the camera outside the vehicle with the shooting direction capable of being adjusted in a rotating mode is only required to be additionally arranged on the roof of the vehicle, the camera inside the vehicle can be used as a camera used for monitoring the driving state of a driver on the vehicle, the central processing unit can be used as a processor of the vehicle machine, the implementation cost is low, and the installation is simple;
3. the driving photography system based on the face recognition can adopt a video recording mode when being used as a conventional driving recorder, can adopt a photographing mode when a specific picture is required to be captured as a tourist photo or an evidence, does not need to cut a video in a later period, is convenient to extract, and has higher quality of the photo than the quality of the picture captured by the video.
4. According to the driving photography system based on face recognition, when a driver is provided with shielding objects such as glasses or a mask and the facial expression is difficult to recognize, voice control can be adopted, and the driving photography system has good control accuracy and practicability.
Drawings
Fig. 1 is a block diagram of a driving photography system based on face recognition according to an embodiment;
fig. 2 is a flowchart of a driving photography method based on face recognition according to an embodiment.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, a driving photography system based on face recognition comprises a central processing unit, an in-vehicle camera and an out-vehicle camera with a shooting direction capable of being adjusted in a rotating manner, wherein the central processing unit is respectively electrically connected with the in-vehicle camera and the out-vehicle camera;
the camera in the vehicle is used for collecting the facial picture data of the driver and transmitting the facial picture data to the central processing unit; in this embodiment, the in-vehicle camera is arranged on an instrument panel right in front of an in-vehicle driver, and faces the face of the driver;
the external camera is used for collecting the environmental picture data around the vehicle and transmitting the environmental picture data to the central processing unit; in the embodiment, the outer camera is a 360-degree all-round camera, and the outer camera is arranged on the roof of the vehicle;
in this embodiment, the central processing unit includes a computing module, a control module, and a storage module; the calculation module is used for identifying the facial expression of the driver according to the facial picture data, calculating the rotation angle of the face of the driver, judging whether the driver needs to rotate the vehicle exterior camera according to the facial expression and converting the rotation angle of the face of the driver into the rotation angle needed by the vehicle exterior camera; the control module is used for generating a corresponding control instruction according to the rotation angle required by the vehicle exterior camera and transmitting the control instruction to the vehicle exterior camera so as to control the rotation of the vehicle exterior camera; the storage module is used for storing environment picture data collected by the camera outside the vehicle; wherein, the rotation angle of the driver face comprises a horizontal rotation angle and a vertical rotation angle.
According to the driving photography system based on the face recognition, the camera outside the vehicle with the shooting direction capable of being adjusted in a rotating mode is only required to be additionally arranged on the roof of the vehicle, the camera inside the vehicle can be used as a camera used for monitoring the driving state of a driver on the vehicle, the central processing unit can be used as a processor of the vehicle machine, the implementation cost is low, and the installation is simple; whether the camera outside the vehicle needs to rotate is determined according to the facial expression of the driver, and compared with the judgment through the eye movement characteristic, the fault tolerance rate is higher, and the method is more accurate and reliable; when the camera is rotatory outside the needs car, the camera rotates along with the driver head outside the control car, keeps unanimous with driver's orientation to it is great to solve present vehicle event data recorder field of vision blind area, uses the relatively poor problem of flexibility, gains the effect that improves vehicle event data video's reliability and user use experience.
Furthermore, the central processing unit is also used for switching the external camera into a photographing mode or a video recording mode according to the facial expression;
like this, when being used as conventional vehicle event data recorder, can adopt the video recording mode, when needs catch specific picture as tourism photo or evidence, can adopt the mode of shooing, do not need the later stage to tailor the video, it is convenient to extract, and the quality of photo is also higher than the quality of video capture picture.
Furthermore, the driving photographing system further comprises an in-vehicle microphone, the in-vehicle microphone is used for collecting sound data in the vehicle and transmitting the sound data to the central processing unit, and the central processing unit is further used for judging whether the driver needs to rotate the camera outside the vehicle and switching the camera outside the vehicle into a photographing mode or a video recording mode according to the sound data;
like this, when the driver has shelter from thing such as glasses or gauze mask, when discernment facial expression is comparatively difficult, can adopt speech control, can effectively improve driving photography system's control accuracy and practicality.
Referring to fig. 2, the present invention further includes a driving photography method based on face recognition, which uses the driving photography system based on face recognition as described above, and includes the following steps:
1) the camera in the vehicle collects the facial picture data of the driver in real time and transmits the facial picture data to the central processing unit;
2) the calculation module identifies the facial expression of the driver according to the facial picture data, judges whether the driver needs to rotate the camera outside the vehicle according to the facial expression, if so, executes the step 3), and if not, executes the step 5);
3) the calculation module calculates the rotation angle of the face of the driver according to the face picture data and converts the rotation angle of the face of the driver into a rotation angle required by the camera outside the vehicle;
4) the control module generates a corresponding control instruction according to the rotation angle required by the vehicle exterior camera and transmits the control instruction to the vehicle exterior camera to control the vehicle exterior camera to rotate, and the step 1 is executed by skipping;
5) the control module controls the camera outside the vehicle to rotate and return to the front direction of the vehicle (i.e. return to the normal state) and stop rotating.
Further, in step 2), the calculation module judges whether the driver needs the camera outside the vehicle to rotate according to the facial expression, and the calculation module comprises the following contents: the calculation module extracts a rotary expression and a static expression which are preset in the storage module and respectively correspond to the rotary state and the static state of the external camera, compares the facial expression with the rotary expression and the static expression respectively, judges that the external camera of the vehicle needs to rotate when the facial expression is the rotary expression, and judges that the external camera of the vehicle needs to rotate to face the front of the vehicle and stops rotating when the facial expression is the static expression.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a driving photographic system based on face identification which characterized in that: the system comprises a central processing unit, an in-vehicle camera and an outside-vehicle camera with a shooting direction capable of being adjusted in a rotating mode, wherein the central processing unit is electrically connected with the in-vehicle camera and the outside-vehicle camera respectively;
the camera is used for gathering driver's facial picture data and transmitting to central processing unit in the car, the camera is used for gathering the environment picture data around the vehicle and transmits to central processing unit outside the car, central processing unit is used for discerning driver's facial expression and calculating driver's facial turned angle according to facial picture data, be used for judging whether driver needs the camera rotation outside the car according to facial expression, be used for according to the facial turned angle control camera rotation outside the car of driver so that camera and driver's facial orientation keep consistent outside the car and be used for saving environment picture data.
2. A driving photography system based on face recognition as claimed in claim 1, wherein: the central processing unit comprises a computing module, a control module and a storage module;
the calculation module is used for identifying the facial expression of the driver according to the facial picture data, calculating the rotation angle of the face of the driver, judging whether the driver needs to rotate the vehicle exterior camera according to the facial expression and converting the rotation angle of the face of the driver into the rotation angle needed by the vehicle exterior camera; the control module is used for generating a corresponding control instruction according to the rotation angle required by the vehicle exterior camera and transmitting the control instruction to the vehicle exterior camera so as to control the rotation of the vehicle exterior camera; the storage module is used for storing the environmental picture data collected by the camera outside the vehicle.
3. A driving photography system based on face recognition as claimed in claim 2, wherein: the rotation angle of the driver face comprises a transverse rotation angle and a vertical rotation angle.
4. A driving photography system based on face recognition as claimed in claim 3, wherein: the camera outside the car is a 360-degree all-round-looking camera, and the camera outside the car is arranged on the roof.
5. A driving photography system based on face recognition as claimed in claim 4, wherein: the camera is located on the instrument panel in the direct place ahead of the driver in the car, and the camera faces the face of the driver in the car.
6. A driving photography system based on face recognition as claimed in claim 5, wherein: the central processing unit is also used for switching the external camera into a photographing mode or a video recording mode according to the facial expression.
7. A driving photography system based on face recognition as claimed in claim 6, wherein: still include the car in the microphone, the car in the microphone is used for collecting the sound data in the car and transmits to central processing unit, central processing unit still is used for judging whether the driver needs the car outer camera rotatory and switch the car outer camera and be the mode of shooing or record a video according to sound data.
8. A driving photography method based on face recognition is characterized in that: use of a driving photography system based on face recognition as claimed in any of claims 2 to 7, comprising the steps of:
1) the camera in the vehicle collects the facial picture data of the driver in real time and transmits the facial picture data to the central processing unit;
2) the calculation module identifies the facial expression of the driver according to the facial picture data, judges whether the driver needs to rotate the camera outside the vehicle according to the facial expression, if so, executes the step 3), and if not, executes the step 5);
3) the calculation module calculates the rotation angle of the face of the driver according to the face picture data and converts the rotation angle of the face of the driver into a rotation angle required by the camera outside the vehicle;
4) the control module generates a corresponding control instruction according to the rotation angle required by the vehicle exterior camera and transmits the control instruction to the vehicle exterior camera to control the vehicle exterior camera to rotate, and the step 1 is executed by skipping;
5) the control module controls the camera outside the vehicle to rotate and return to the front of the vehicle and stop rotating.
9. A driving photography method based on face recognition as claimed in claim 8, wherein: in the step 2), the calculation module judges whether the driver needs to rotate the external camera according to the facial expression, and the calculation module comprises the following contents: the calculation module extracts a rotary expression and a static expression which are preset in the storage module and respectively correspond to the rotary state and the static state of the external camera, compares the facial expression with the rotary expression and the static expression respectively, judges that the external camera of the vehicle needs to rotate when the facial expression is the rotary expression, and judges that the external camera of the vehicle needs to rotate to face the front of the vehicle and stops rotating when the facial expression is the static expression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210405399.6A CN114845051A (en) | 2022-04-18 | 2022-04-18 | Driving photographing system and method based on face recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210405399.6A CN114845051A (en) | 2022-04-18 | 2022-04-18 | Driving photographing system and method based on face recognition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114845051A true CN114845051A (en) | 2022-08-02 |
Family
ID=82564892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210405399.6A Withdrawn CN114845051A (en) | 2022-04-18 | 2022-04-18 | Driving photographing system and method based on face recognition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114845051A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014096632A (en) * | 2012-11-07 | 2014-05-22 | Denso Corp | Imaging system |
| CN103871200A (en) * | 2012-12-14 | 2014-06-18 | 深圳市赛格导航科技股份有限公司 | Safety warning system and method used for automobile driving |
| CN105829938A (en) * | 2013-12-05 | 2016-08-03 | 罗伯特·博世有限公司 | Arrangement For Creating An Image Of A Scene |
| CN108334871A (en) * | 2018-03-26 | 2018-07-27 | 深圳市布谷鸟科技有限公司 | The exchange method and system of head-up display device based on intelligent cockpit platform |
| CN112115797A (en) * | 2020-08-21 | 2020-12-22 | 东风电驱动系统有限公司 | Man-machine interaction system and method for intelligent driving |
| CN113165667A (en) * | 2018-12-11 | 2021-07-23 | 美京技术有限公司 | Panoramic monitoring system for vehicle and method for adjusting visual angle of camera |
| CN113635833A (en) * | 2020-04-26 | 2021-11-12 | 晋城三赢精密电子有限公司 | Vehicle-mounted display device, method and system based on automobile A column and storage medium |
-
2022
- 2022-04-18 CN CN202210405399.6A patent/CN114845051A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014096632A (en) * | 2012-11-07 | 2014-05-22 | Denso Corp | Imaging system |
| CN103871200A (en) * | 2012-12-14 | 2014-06-18 | 深圳市赛格导航科技股份有限公司 | Safety warning system and method used for automobile driving |
| CN105829938A (en) * | 2013-12-05 | 2016-08-03 | 罗伯特·博世有限公司 | Arrangement For Creating An Image Of A Scene |
| CN108334871A (en) * | 2018-03-26 | 2018-07-27 | 深圳市布谷鸟科技有限公司 | The exchange method and system of head-up display device based on intelligent cockpit platform |
| CN113165667A (en) * | 2018-12-11 | 2021-07-23 | 美京技术有限公司 | Panoramic monitoring system for vehicle and method for adjusting visual angle of camera |
| CN113635833A (en) * | 2020-04-26 | 2021-11-12 | 晋城三赢精密电子有限公司 | Vehicle-mounted display device, method and system based on automobile A column and storage medium |
| CN112115797A (en) * | 2020-08-21 | 2020-12-22 | 东风电驱动系统有限公司 | Man-machine interaction system and method for intelligent driving |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110300285B (en) | Panoramic video acquisition method and system based on unmanned platform | |
| CN106335432A (en) | Smart rearview mirror with driving assistant system, control system and processing method | |
| CN205720871U (en) | A kind of intelligence head-up-display system | |
| WO2020231401A1 (en) | A neural network for head pose and gaze estimation using photorealistic synthetic data | |
| CN104238732A (en) | Device, method and computer readable recording medium for detecting facial movements to generate signals | |
| CN110083643A (en) | A kind of the driving recording analysis system and method for identity-based identification and security control | |
| CN105677206A (en) | System and method for controlling head-up display based on vision | |
| US20200125857A1 (en) | Systems and methods of legibly capturing vehicle markings | |
| CN110490139A (en) | Night fatigue driving judgment method based on recognition of face | |
| CN110481432A (en) | A column dynamic visual system | |
| Tawari et al. | Attention estimation by simultaneous analysis of viewer and view | |
| CN109961611A (en) | Long-range command system and its application method based on driver fatigue monitor system | |
| CN113022445A (en) | Vehicle environment information monitoring method and system | |
| CN113744499B (en) | Fatigue early warning method, glasses, system and computer readable storage medium | |
| CN111526280A (en) | Control method and device of camera device, electronic equipment and storage medium | |
| CN205971052U (en) | 360 panoramas on vehicle control safety device | |
| CN114845051A (en) | Driving photographing system and method based on face recognition | |
| KR20200056879A (en) | apparatus and method for automatically detecting bird's cast | |
| CN205210978U (en) | Drive recorder | |
| CN112954486A (en) | Vehicle-mounted video trace processing method based on sight attention | |
| CN218276852U (en) | Campus security protection video system with face identification function | |
| CN208141464U (en) | Attendance recorder and attendance checking system based on recognition of face | |
| CN207166616U (en) | Vehicle-mounted monitoring apparatus and system | |
| CN203588332U (en) | Rearview mirror type driving recorder | |
| CN114792448A (en) | Multifunctional attendance machine capable of automatically tracking human face |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220802 |