CN111860294A - Face capture equipment convenient to trail - Google Patents
Face capture equipment convenient to trail Download PDFInfo
- Publication number
- CN111860294A CN111860294A CN202010691013.3A CN202010691013A CN111860294A CN 111860294 A CN111860294 A CN 111860294A CN 202010691013 A CN202010691013 A CN 202010691013A CN 111860294 A CN111860294 A CN 111860294A
- Authority
- CN
- China
- Prior art keywords
- face
- module
- camera
- information
- tracking
- 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- Withdrawn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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/174—Facial expression recognition
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
- G01S5/22—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/20—Education
- G06Q50/205—Education administration or guidance
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G06V40/166—Detection; Localisation; Normalisation using acquisition arrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/168—Feature extraction; Face representation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/172—Classification, e.g. identification
Abstract
The invention provides a face capturing device convenient for tracking, which carries out face emotion recognition and identity recognition on face data through a three-dimensional face positioning modeling technology to obtain face emotion information and identity information of a person; inputting the face emotion information into a state evaluation module for state evaluation, and sending state evaluation information to an interactive display; meanwhile, the human face of the teacher is checked, so that a user with man-machine interaction is locked on the body of the teacher, and the influence of irrelevant people or students on classroom teaching can be effectively avoided; the method comprises the steps of positioning the sound source of an actual speaker by utilizing sound source positioning, obtaining pitch angle and azimuth angle information of the actual speaker by analyzing and calculating coordinates of different sound sources, identifying a component structure, ensuring denoising performance by utilizing a partial self-adaptive technology, effectively inhibiting incoherent noise and coherent noise, and solving the problem of obtaining human voice under a complex scene.
Description
Technical Field
The invention belongs to the technical field of auxiliary teaching equipment, and particularly relates to face capture equipment convenient to track.
Background
Along with the development of artificial intelligence, the traditional industry is enabled to be more and more concerned by people by utilizing the artificial intelligence technology, and in the field of education and teaching, attendance management based on face recognition and intelligent classroom based on augmented reality are not disclosed. Along with the development of electronic information technology and network technology, intelligent teaching is widely applied to daily teaching, and the teaching process is optimized, the teaching efficiency is improved and the teaching quality is improved in a richer display form at the present day when the education is increasingly informationized. Today, the education psychologist considers that emotion has two aspects to the learning activities of students, so that the enthusiasm of learning can be improved, the learning effect can be promoted and enhanced, the enthusiasm of learning can be reduced, and the learning effect can be weakened and reduced.
The existing classroom teaching is generally a multimedia classroom, and a teacher shows a manufactured multimedia courseware on a projection curtain in front of the classroom through a camera device and performs operation and interaction through a mouse or a laser pen. The existing classroom teaching system based on the augmented reality technology adopts the artificial markers designed in advance, such as cards, models and the like, the images of the artificial markers are collected and tracked through image collection equipment, and the enhanced images are displayed on image display equipment, so that the purpose of interactive learning is achieved. Usually, special image acquisition equipment and a control system are needed, for example, a special camera or a camera array, a special identification card, a high-performance computer, special software and the like are needed, the classroom interaction effect is good, but higher hardware cost and modification cost are needed, and meanwhile, professional skills and special operations are needed for the design of the artificial markers and the development of the display model, so that the workload and the training difficulty of teachers are increased.
However, in the research and practice process of the prior art, the current schools mostly adopt large class teaching, the number of students is large, so that the students cannot be supervised to learn, a teacher cannot accurately judge the classroom learning state of each student and know the mastery degree of each student on knowledge, so that a teaching strategy and a method suitable for all students are found, and due to the fact that various human factors such as the teaching experience of the teacher and the like also play a certain restriction role in judging the emotion of the students, the learning and the growth of the students are influenced. Therefore, how to combine the informatization technology and education and teaching to make the teaching process more humanized and give students more comprehensive education and cultivation becomes the key topic of attention in the education industry.
Disclosure of Invention
The invention aims to provide the face capturing equipment which can effectively identify the targets of teachers and students and judge the target attributes so as to control corresponding cameras and remarkably improve the classroom interaction effect and is convenient to track.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a face capture device to facilitate tracking, comprising:
the acquisition module is used for preprocessing a face image acquired by the camera equipment in real time to obtain face data;
the identification module is used for carrying out face emotion identification and identity identification on the face data through a three-dimensional face positioning modeling technology to obtain face emotion information and identity information of the person;
the control module is used for receiving information sent by other modules and transferring the received information to other modules for processing according to the requirements;
and the state evaluation module is used for carrying out state evaluation on the face emotion information and sending the state evaluation information to an interactive display.
Foretell face capture equipment convenient to trail, collection module includes base and microphone array signal processing board, microphone array signal processing board is located the base top, be equipped with speech receiving module on the base, be equipped with filter module and microphone array receiving module on the microphone array signal processing board:
The voice receiving module is used for detecting a voice signal;
the output end of the filtering module is in signal connection with the input end of the control module and is used for filtering the detected voice signals;
the microphone array receiving module is used for analyzing the direction and the change of a sound source of a received voice signal.
In the above face capturing device convenient for tracking, the acquisition module further comprises an intelligent camera, and the intelligent camera is fixed below the camera device through a connecting bracket; the projection screen is arranged on a projection light path of the camera device; the intelligent camera is connected with the camera device through a special data line.
The above face capture device convenient for tracking comprises a housing, a lens module for capturing human faces and human body actions, an imaging module for converting pictures captured by the lens module into pictures, an operation module for analyzing and comparing the pictures and the pictures, and an interface module for transmitting information; the intelligent camera comprises a lens module, an interface module, an imaging module, an operation module, an interface module and a camera device, wherein the lens module and the interface module are arranged on an intelligent camera shell, the imaging module and the operation module are arranged inside the intelligent camera, and the lens module, the imaging module, the operation module, the interface module and the camera device are sequentially connected to display data information acquired by the intelligent camera on a projection curtain through the camera device.
The above-mentioned face capturing apparatus convenient for tracking, the image pickup device includes a student camera, a teacher camera and a detection camera, wherein,
the detection camera is used for acquiring front image information of a teacher and back image information of students and sending the front image information and the back image information to the control module for image analysis;
the student camera is arranged on the front wall of a classroom and used for tracking and shooting a student target under the driving of the control module;
the teacher camera is installed on the back wall of the classroom and used for tracking and shooting a teacher target under the driving of the control module.
In the above face capture device for easy tracking, the recognition module comprises a face tracking unit, a face segmentation unit, a face feature point extraction unit and a data matching unit; wherein the content of the first and second substances,
the face tracking unit is used for tracking and shooting a face by utilizing the camera equipment with 3D structured light to obtain face data;
the face segmentation unit is used for carrying out face region segmentation on the face data to obtain a light image with depth;
the face characteristic point extraction unit is used for capturing facial muscle movement nodes of the light images through a three-dimensional face positioning modeling technology and marking facial characteristic points to obtain facial characteristic information;
And the data matching unit is used for comparing the facial feature information with facial feature information which is pre-recorded in a database according to the facial feature information, and outputting corresponding human face emotion information and identity information when the defined similarity is judged to be achieved.
The above-mentioned face capture device for facilitating tracking, the recognition module comprises face recognition and/or pupil recognition.
The face capture device convenient to track also comprises an information network management module which is used for counting and storing the state evaluation information of students.
The above face capture device convenient for tracking, the state evaluation module comprises a psychological state evaluation unit, an injury evaluation unit, a classroom concentration evaluation unit and a knowledge mastery evaluation unit.
The invention has the advantages that: the face capture equipment convenient to track can preprocess the face image acquired by the camera equipment in real time to obtain face data; carrying out face emotion recognition and identity recognition on the face data through a three-dimensional face positioning modeling technology to obtain face emotion information and identity information of the person; inputting the face emotion information into a state evaluation module for state evaluation, and sending state evaluation information to an interactive display; meanwhile, the human face of the teacher is checked, so that a user with man-machine interaction is locked on the body of the teacher, and the influence of irrelevant people or students on classroom teaching can be effectively avoided; the method has the advantages that the sound source of the actual speaker is positioned by utilizing sound source positioning, the pitch angle and azimuth angle information of the actual speaker are obtained by analyzing and calculating the coordinates of different sound sources, the component structure is identified, the denoising performance is ensured by utilizing part of self-adaptive technology, incoherent noise and coherent noise are effectively inhibited, the problems of long distance, noisy background, interference of the voice and low sound acquisition quality in a complex scene are solved, the interactivity of a man-machine is increased, and the interactivity and the interactive experience of the user and the machine are greatly improved. According to the invention, emotion information collected in a classroom environment can be analyzed and counted by combining a big data mining technology, and is pushed to a client, so that a teacher can comprehensively know the mental state and the learning state of students, and can master the classroom teaching condition, thereby helping the teacher to improve the teaching strategy in time and improving the teaching quality and efficiency.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
The present invention provides a face capture device for facilitating tracking, comprising:
the acquisition module is used for preprocessing a face image acquired by the camera equipment in real time to obtain face data;
the identification module is used for carrying out face emotion identification and identity identification on the face data through a three-dimensional face positioning modeling technology to obtain face emotion information and identity information of the person;
the control module is used for receiving information sent by other modules and transferring the received information to other modules for processing according to the requirements;
and the state evaluation module is used for carrying out state evaluation on the face emotion information and sending the state evaluation information to an interactive display.
Further, in a preferred embodiment of the face capturing device convenient for tracking of the present invention, the collecting module includes a base and a microphone array signal processing board, the microphone array signal processing board is located above the base, the base is provided with a speech receiving module, and the microphone array signal processing board is provided with a filtering module and a microphone array receiving module:
The voice receiving module is used for detecting a voice signal;
the output end of the filtering module is in signal connection with the input end of the control module and is used for filtering the detected voice signals;
the microphone array receiving module is used for analyzing the direction and the change of a sound source of a received voice signal.
The microphone array signal processing board is provided with a through hole, the annular subsection at the upper end of the microphone array signal processing board comprises at least 8 microphone array receiving modules, and the distance from the center of the through hole to the microphone receiving modules is 4.5 mm.
The filtering module includes:
the compensation module is used for frequency domain compensation;
the signal connection compensation module is used for enabling the voice receiving module to receive signals in the appointed direction through a space domain self-adaptive filtering method so as to inhibit interference from other directions;
and the frequency domain filtering module is in signal connection with the adaptive filtering module and is used for filtering the sound emitted by the received signal by adopting a frequency domain block filtering and minimum mean square error criterion adaptive filtering method.
The speech signal through adaptive filtering comes from the microphone array receiving module.
The sending units of the control module and the filtering module are connected with the control module through an asynchronous receiving and sending transmitter.
The voice receiving module comprises 360-degree omnidirectional sound.
Further, in a preferred embodiment of the face capturing device convenient for tracking of the present invention, the acquisition module further includes an intelligent camera, and the intelligent camera is fixed below the image capturing device through a connecting bracket; the projection screen is arranged on a projection light path of the camera device; the intelligent camera is connected with the camera device through a special data line.
Further, in a preferred embodiment of the face capturing device convenient for tracking of the present invention, the smart camera includes a housing, a lens module for capturing a face and a human body, an imaging module for converting a picture captured by the lens module into a picture, an operation module for analyzing and comparing the picture and the picture, and an interface module for transmitting information; the intelligent camera comprises a lens module, an interface module, an imaging module, an operation module, an interface module and a camera device, wherein the lens module and the interface module are arranged on an intelligent camera shell, the imaging module and the operation module are arranged inside the intelligent camera, and the lens module, the imaging module, the operation module, the interface module and the camera device are sequentially connected to display data information acquired by the intelligent camera on a projection curtain through the camera device.
The intelligent camera is fixed with the camera device through the connecting support, forms a certain inclination angle between the downward inclination and the platform, and completely covers the whole platform area. The inclination angle is obtained by comprehensively calculating the installation height of the camera device, the length and the width of the platform and the distance between the camera device and the platform.
In the invention, the intelligent camera is connected with the camera device through a special data line, and the special data line adopts a full-duplex data transmission protocol and is directly connected to an interface corresponding to the camera device to complete the transmission of real-time data; the intelligent camera is designed with low power consumption, a special external power supply is not needed, and the low-voltage power supply supplies power to the intelligent camera through a special data line by a camera device interface; the special data line interface can use a USB interface or an HDMI interface, wherein two paths supply power, and the rest are used for transmitting calculation results and control instructions, such as teacher face identification identity, teacher current position, teacher gesture action and the like.
When in implementation, the intelligent camera integrates the operation module into the camera, after the intelligent camera finishes image acquisition, the image processing is performed directly, only the calculation result is sent to the camera device, without the need to transfer the original image to an external calculation unit, such as a computer, then the external computing unit transmits the computing result to the camera device, thereby greatly reducing the pressure of data transmission, but also saves the time for transmitting data, improves the efficiency of the whole system, makes the response of the whole system more sensitive, the image processing is realized based on an embedded platform, the development language is C/C + +, the imaging module, the operation module and the interface module are arranged together, the outside is surrounded by a camera shell and used for protection and installation, the lens module is embedded in the camera shell, data exchange is carried out among the modules by adopting a board-level bus, and the data exchange delay is less than 1 ms.
Further, in a preferred embodiment of the present invention, the face capture device for facilitating tracking comprises a student camera, a teacher camera and a detection camera, wherein,
the detection camera is used for acquiring front image information of a teacher and back image information of students and sending the front image information and the back image information to the control module for image analysis;
the student camera is arranged on the front wall of a classroom and used for tracking and shooting a student target under the driving of the control module;
the teacher camera is installed on the back wall of the classroom and used for tracking and shooting a teacher target under the driving of the control module.
Further, in a preferred embodiment of the face capturing device convenient for tracking of the present invention, the recognition module includes a face tracking unit, a face segmentation unit, a face feature point extraction unit and a data matching unit; wherein the content of the first and second substances,
the face tracking unit is used for tracking and shooting a face by utilizing the camera equipment with 3D structured light to obtain face data;
the face segmentation unit is used for carrying out face region segmentation on the face data to obtain a light image with depth;
the face characteristic point extraction unit is used for capturing facial muscle movement nodes of the light images through a three-dimensional face positioning modeling technology and marking facial characteristic points to obtain facial characteristic information;
And the data matching unit is used for comparing the facial feature information with facial feature information which is pre-recorded in a database according to the facial feature information, and outputting corresponding human face emotion information and identity information when the defined similarity is judged to be achieved.
Further in a preferred embodiment of the present invention, the face capture device facilitates tracking, the recognition module comprising facial recognition and/or pupil recognition.
Further, in a preferred embodiment of the face capture device convenient for tracking of the present invention, the face capture device further comprises an information network management module for counting and storing the state evaluation information of the students.
The student who still includes through the unusual student of interactive display send information warning on class state.
The method further comprises receiving student assessment state information in real time through the APP.
Further, in a preferred embodiment of the face capture device for easy tracking of the present invention, the state evaluation module comprises a psychological state evaluation unit, an injury evaluation unit, a classroom concentration evaluation unit and a knowledge mastery evaluation unit.
The face capture equipment convenient to track can preprocess the face image acquired by the camera equipment in real time to obtain face data; carrying out face emotion recognition and identity recognition on the face data through a three-dimensional face positioning modeling technology to obtain face emotion information and identity information of the person; inputting the face emotion information into a state evaluation module for state evaluation, and sending state evaluation information to an interactive display; meanwhile, the human face of the teacher is checked, so that a user with man-machine interaction is locked on the body of the teacher, and the influence of irrelevant people or students on classroom teaching can be effectively avoided; the method has the advantages that the sound source of the actual speaker is positioned by utilizing sound source positioning, the pitch angle and azimuth angle information of the actual speaker are obtained by analyzing and calculating the coordinates of different sound sources, the component structure is identified, the denoising performance is ensured by utilizing part of self-adaptive technology, incoherent noise and coherent noise are effectively inhibited, the problems of long distance, noisy background, interference of the voice and low sound acquisition quality in a complex scene are solved, the interactivity of a man-machine is increased, and the interactivity and the interactive experience of the user and the machine are greatly improved. According to the invention, emotion information collected in a classroom environment can be analyzed and counted by combining a big data mining technology, and is pushed to a client, so that a teacher can comprehensively know the mental state and the learning state of students, and can master the classroom teaching condition, thereby helping the teacher to improve the teaching strategy in time and improving the teaching quality and efficiency.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A face capture device that facilitates tracking, comprising:
the acquisition module is used for preprocessing a face image acquired by the camera equipment in real time to obtain face data;
the identification module is used for carrying out face emotion identification and identity identification on the face data through a three-dimensional face positioning modeling technology to obtain face emotion information and identity information of the person;
the control module is used for receiving information sent by other modules and transferring the received information to other modules for processing according to the requirements;
and the state evaluation module is used for carrying out state evaluation on the face emotion information and sending the state evaluation information to an interactive display.
2. The face capture device for easy tracking of claim 1, wherein the collecting module comprises a base and a microphone array signal processing board, the microphone array signal processing board is located above the base, the base is provided with a speech receiving module, the microphone array signal processing board is provided with a filtering module and a microphone array receiving module:
the voice receiving module is used for detecting a voice signal;
the output end of the filtering module is in signal connection with the input end of the control module and is used for filtering the detected voice signals;
the microphone array receiving module is used for analyzing the direction and the change of a sound source of a received voice signal.
3. The face capture device convenient to track of claim 2, wherein the acquisition module further comprises a smart camera, the smart camera is fixed below the camera device through a connecting bracket; the projection screen is arranged on a projection light path of the camera device; the intelligent camera is connected with the camera device through a special data line.
4. The face capture device convenient for tracking according to claim 3, wherein the smart camera comprises a housing, a lens module for capturing human face and human body motion, an imaging module for converting pictures captured by the lens module into pictures, an operation module for analyzing and comparing the pictures and the pictures, and an interface module for transmitting information; the intelligent camera comprises a lens module, an interface module, an imaging module, an operation module, an interface module and a camera device, wherein the lens module and the interface module are arranged on an intelligent camera shell, the imaging module and the operation module are arranged inside the intelligent camera, and the lens module, the imaging module, the operation module, the interface module and the camera device are sequentially connected to display data information acquired by the intelligent camera on a projection curtain through the camera device.
5. The face capture device that facilitates tracking of claim 4, wherein the camera means comprises a student camera, a teacher camera, and a detection camera, wherein,
the detection camera is used for acquiring front image information of a teacher and back image information of students and sending the front image information and the back image information to the control module for image analysis;
the student camera is arranged on the front wall of a classroom and used for tracking and shooting a student target under the driving of the control module; the teacher camera is installed on the back wall of the classroom and used for tracking and shooting a teacher target under the driving of the control module.
6. The face capture device for facilitating tracking of claim 1, wherein the recognition module comprises a face tracking unit, a face segmentation unit, a face feature point extraction unit and a data matching unit; the human face tracking unit is used for tracking and shooting a human face by utilizing the camera equipment with 3D structured light to obtain human face data; the face segmentation unit is used for carrying out face region segmentation on the face data to obtain a light image with depth;
the face characteristic point extraction unit is used for capturing facial muscle movement nodes of the light images through a three-dimensional face positioning modeling technology and marking facial characteristic points to obtain facial characteristic information;
And the data matching unit is used for comparing the facial feature information with facial feature information which is pre-recorded in a database according to the facial feature information, and outputting corresponding human face emotion information and identity information when the defined similarity is judged to be achieved.
7. The face capture device that facilitates tracking of claim 6, wherein the recognition module comprises facial recognition and/or pupil recognition.
8. The face capture device for facilitating tracking of claim 1, further comprising an information network management module for counting and storing student status assessment information.
9. The face capture device that facilitates tracking of claim 1, wherein the state assessment module comprises a mental state assessment unit, an injury assessment unit, a classroom concentration assessment unit, and a knowledge mastery assessment unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010691013.3A CN111860294A (en) | 2020-07-17 | 2020-07-17 | Face capture equipment convenient to trail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010691013.3A CN111860294A (en) | 2020-07-17 | 2020-07-17 | Face capture equipment convenient to trail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111860294A true CN111860294A (en) | 2020-10-30 |
Family
ID=73000523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010691013.3A Withdrawn CN111860294A (en) | 2020-07-17 | 2020-07-17 | Face capture equipment convenient to trail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111860294A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114419711A (en) * | 2022-01-19 | 2022-04-29 | 成都节节高教育科技有限公司 | Identity recognition method based on AI education system |
-
2020
- 2020-07-17 CN CN202010691013.3A patent/CN111860294A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114419711A (en) * | 2022-01-19 | 2022-04-29 | 成都节节高教育科技有限公司 | Identity recognition method based on AI education system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109165552B (en) | Gesture recognition method and system based on human body key points and memory | |
| CN109522815B (en) | Concentration degree evaluation method and device and electronic equipment | |
| CN102411854B (en) | Classroom teaching mixing technology application system based on enhanced reality and method thereof | |
| CN205334563U (en) | Student classroom participation detecting system | |
| EP4184927A1 (en) | Sound effect adjusting method and apparatus, device, storage medium, and computer program product | |
| CN110175534A (en) | Teaching assisting system based on multitask concatenated convolutional neural network | |
| Temkar et al. | Internet of things for smart classrooms | |
| Yargıç et al. | A lip reading application on MS Kinect camera | |
| CN102096812A (en) | Teacher blackboard writing action detection method for intelligent teaching recording and playing system | |
| CN112001944A (en) | Classroom teaching quality evaluation data acquisition method, computer equipment and medium | |
| CN113705510A (en) | Target identification tracking method, device, equipment and storage medium | |
| CN114779922A (en) | Control method for teaching apparatus, control apparatus, teaching system, and storage medium | |
| CN111402096A (en) | Online teaching quality management method, system, equipment and medium | |
| CN111325853A (en) | Remote tutoring system and method based on augmented reality glasses | |
| CN111241926A (en) | Attendance checking and learning condition analysis method, system, equipment and readable storage medium | |
| CN111860294A (en) | Face capture equipment convenient to trail | |
| Nguyen et al. | Smart desk in hybrid classroom: Automatic attendance system based on face recognition using mtcnn and arcface | |
| CN109118512A (en) | A kind of classroom based on machine vision is come to work late and leave early detection method | |
| CN116704603A (en) | Action evaluation correction method and system based on limb key point analysis | |
| CN114970701A (en) | Multi-mode fusion-based classroom interaction analysis method and system | |
| Qianqian et al. | Research on behavior analysis of real-time online teaching for college students based on head gesture recognition | |
| Chunyan et al. | Detecting human head and shoulders trajectory in a smart classroom | |
| CN114333063A (en) | Martial art action correction method and device based on human body posture estimation | |
| Huang et al. | Research on learning state based on students’ attitude and emotion in class learning | |
| TW202139061A (en) | Action recognition method and device,computer readable storage medium |
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 |
Application publication date: 20201030 |
|
| WW01 | Invention patent application withdrawn after publication |