CN104464406A - Real-time interactive online learning platform - Google Patents
Real-time interactive online learning platform Download PDFInfo
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- CN104464406A CN104464406A CN201310415311.XA CN201310415311A CN104464406A CN 104464406 A CN104464406 A CN 104464406A CN 201310415311 A CN201310415311 A CN 201310415311A CN 104464406 A CN104464406 A CN 104464406A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
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Abstract
The invention relates to the technical field of electronic information, and particularly relates to a real-time interactive online learning platform comprising a courseware database module and a management module, etc. The real-time interactive online learning platform also comprises a student learning situation monitoring module. The student learning situation monitoring module comprises a human face identification module, a facial expression analysis module, a video scene analysis module, a sound identification module, a monitoring video storage module and a video acquisition module, etc. The real-time interactive online learning platform is reasonable in structural design. The learning and testing situations of students can be monitored in real time by using the learning situation monitoring module so that the situations of learning replacement and testing replacement can be voided, and the learning effect of the students is enhanced.
Description
Technical field
The present invention relates to electronic information technical field, especially a kind of on-line study platform of real-time interactive.
Background technology
On-line study, is also called Web education, i.e. E-Learning, it is a kind of e-learning mode, namely student is surfed the Net by PC, logs in on-line study platform platform, carries out curricula-variable, listens to the teacher by network, fulfils assignment and take an examination and realize a kind of brand-new mode of learning of learning process.
On-line study platform is the core of on-line study, and on-line study platform comprises system management module, transaction management module, on-line study module, online exam module, online course editor module, courseware development module etc.The core of on-line study platform is courseware database module and student's database module, and courseware database is used for the document courseware of store video, audio frequency or various form, and student's database is for realizing the management to student.
Existing on-line study platform is when carrying out giving lessons process, and the course that student will be learnt by Systematic selection, video, audio frequency and the document courseware that course be correlated with by on-line study platform are by Internet Transmission to the terminal device of student being play, displaying.The terminal device normally PC of student also can be internet computer or special learning terminal etc.For the learning process of student, existing on-line study platform cannot be monitored.Whether student also learns in the playing process of courseware before computer, or whether be that other people replace student in study, or whether student is carrying out the activity irrelevant with study, as dozed off, cannot monitor for the existing on-line study platform of these situations.This just causes a lot of enterprise, organize giveed training by on-line study platform, poor effect when giving lessons whether learn veritably because student effectively cannot be monitored.For the training of a lot of important content, as relevant training of keeping the safety in production, if the half-hearted study of student, the consequence so brought will be very serious.
The study degree of participation being improved student by the mode of homework wished by a lot of on-line study platform now, but cannot avoid the generation of the problems referred to above.
Summary of the invention
The object of the invention is the on-line study platform that a kind of real-time interactive is provided to overcome above-mentioned technical disadvantages.
The technical scheme that technical solution problem of the present invention adopts is: a kind of on-line study platform of real-time interactive, comprise courseware database module, personal management module, transaction management module, online testing module etc., it is characterized in that described on-line study platform also comprises Students ' Learning situation monitoring module.Described Students ' Learning situation monitoring module comprises face recognition module, countenance analysis module, video scene real-time analysis module, sound recognition module, image capture module, monitor message memory module.
The beneficial effect that the present invention has is: the present invention can learn video, the audio-frequency information of situation by the collection student that image capture module is real-time.Above-mentioned video information passes to face recognition module, is analyzed gathered video image by face recognition module, identifies student's identity, judges whether the student learnt is the student registered.Above-mentioned video information passes to countenance analysis module, is analyzed by the learning state of countenance analysis module to student, judges that whether student is in eye closing sleep.Above-mentioned video information passes to video scene real-time analysis module, is analyzed, judge whether student has unusual condition by video scene real-time analysis module to the study of student, testing situations, as whispered to each other in examination, transmitting the behaviors such as article.Above-mentioned audio-frequency information passes to sound recognition module, and sound recognition module, by the analysis to sound, judges whether the learning process of student or examination process exist exception.If above-mentioned modules judges study, examination process also exists exception, then the Audio and Video that this exception procedure is relevant will be stored in monitor message memory module, can be used for managerial personnel to have access to and carry out manual analysis.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
Accompanying drawing 2 is workflow schematic diagram of the present invention.
Embodiment
Be described below below in conjunction with accompanying drawing 1, accompanying drawing 2 couples of the present invention.
As shown in Figure 1, student 10 of the present invention uses PC 30 to log on on-line study platform 20 by internet 40 to carry out on-line study.The computer 30 of student is connected with camera 32, and camera 32, when student learns, will take the study scene of student 10 in real time.The study scene of student comprises the head phantom, student's surrounding enviroment etc. of student.Meanwhile, the acoustic information of environment residing for student is also recorded by the microphone in PC.Image information captured by camera 32 and acoustic information are transferred to on-line study platform 20 by internet 40.On-line study platform 20 comprises the functional module of known on-line study platform.On-line study platform 20 comprises system management module 22, and system management module 22 comprises various transaction management module, personal management module.On-line study platform 20 comprises module 23 of giving lessons, and module of giving lessons comprises courseware database module, curricula-variable module, item database module.Student 10 is before the online learning platform 20 of use starts study, and first in learning system 20, to set up an identity account, and upload the data such as mug shot, facial video of individual, these data are stored in system management module 22.On-line study platform 20 comprises face recognition module 26, face recognition module 26 is by using face recognition technology, the mug shot uploaded student, facial video carry out modeling and datumization, obtain the characteristic of student's looks and are stored in on-line study system 20.Face recognition technology is a kind of known technology, and the Chinese invention patent " video human face identification and search method based on on-line study and Bayesian inference " being CN101464950 as publication number discloses a kind of video human face recognition technology and retrieval technique.Student is when starting to learn, and the video image of student is caught on camera 32 Real-time Collection and uploads to on-line study platform 20.The video image that face recognition module 26 pairs of cameras 32 gather carries out real-time analysis, and contrasts with the student's face topography data prestored, and judges whether current student is the student corresponding with user's account.The video information of facial expression analysis module 27 pairs of student's study is analyzed, judge whether student's eyes are opened, whether be in waking state, whether watch computer screen attentively, lip whether dynamic, whether the situation such as to speak, if find that student's learning state is abnormal, the broadcasting of courseware can be suspended, and with sound, light etc. mode remind student conscientiously to listen to the teacher.Facial expression analysis technology is a kind of known technology, and the Chinese invention patent " a kind of countenance analytical approach based on motion tracking " being CN101777116A as publication number discloses a kind of countenance analytical technology.Video scene real-time analysis technology is also called scene analysis technology.Video scene real-time analysis module 28 is analyzed the video scene information that student learns by video scene real-time analysis technology, judges whether there are abnormal conditions, as whispered to each other, turning over the situation such as book, left and right viewing.Video scene real-time analysis module 28 may be used for the real-time invigilator of online testing.The video scene information of video scene real-time analysis module 28 process comprises the facial image information of student, body image information and student's surrounding environment video information.In examination, video scene real-time analysis module 28 finds that student glances right and left or browsing the situations such as books, prompting keeper or supervisor are noted the student having abnormal conditions, and the video information recording of abnormal conditions in monitor message memory module 29, for examining or artificial cognition judgement afterwards.Video scene real-time analysis technology is a kind of known technology, as this technology has been used for the automatic analysis of supervision of the cities video recording by Beijing Mai Keweitong Science and Technology Ltd..Voice recognition and analysis module is also comprised, for analyzing sound and the ambient sound of the student be delivered in on-line study platform 20 in on-line study platform 20.By the effect of voice recognition and analysis module, can judge whether to be exactly registration student, or whether have other people point out answer in taking an examination in study.
As shown in Figure 2, student 10 of the present invention is learnt by display module 31, and display module 31 can be display screen and the audio amplifier of computer, also can be the equipment such as projector and tone playing equipment, or televisor.Various figures in courseware database module 23, image, sound courseware to be delivered on display module 31 by down data links 42 and to play and display, and student 10 can learn.Image and sound acquisition module 33 can be taken in real time, record the Audio and Video information of student 10 study, and are delivered to by uploading data link 46 in the Students ' Learning situation monitoring module in on-line study platform 20.Students ' Learning situation monitoring module in on-line study platform 20 is made up of face recognition module 26, countenance analysis module 27, video scene real-time analysis module 28, monitor video memory module 29, Voice identification analysis module.The video/audio information passed over from uploading data link 46 is sent to face recognition module 26, the facial characteristics of the student in face recognition module 26 pairs of video informations identifies, and contrast with the learning information that prestores in student's database, judge whether the student in video is legal or effective student.If effective student, face recognition module 26 will not operate, and the broadcasting of courseware etc. is normally carried out.If not effective student or illegal student, the broadcasting of courseware be suspended or be stopped to face recognition module 26 will, and be reported to administration module 22 or the managerial personnel of on-line study platform, carries out relevant treatment by administration module 22 or managerial personnel.And notify that monitor video memory module 29 stores relevant Audio and Video information as file simultaneously.If face recognition module 26 cannot judge whether the student learnt is effective student or legal student, notice monitor video memory module 29 is stored relevant Audio and Video information and also reminds managerial personnel by modes such as sound, word, images as file simultaneously by face recognition module 26, allows managerial personnel carry out judging or carrying out subsequent treatment.Face recognition module 26 can also judge whether have face to exist in video image, namely can judge whether student learns before display device.If there is face to exist in video scene, illustrate that student is in study, if there is no face in video scene, illustrated that student does not learn before designated equipment.Face recognition module 26, judged result Reports Administration module 22, carries out subsequent operation by administration module 22, as suspended the broadcasting of courseware.By the effect of face recognition module 26, can guarantee that student learns at the online learning platform of use, prevent other people vicarious learning or examination, or student leave in courseware playing process.
The video/audio information passed over from uploading data link 46 is sent to countenance analysis module 27, and the facial expression of the student in countenance analysis module 27 pairs of video informations identifies and analyzes.Position and the operation information of the key position such as eyes, mouth, head position of countenance analysis module 27 couples of students are analyzed, and judge whether student is in the learning state of Normal Conscious.If student is in waking state, learning process is without exception, and countenance analysis module 27 will not carry out any operation, and the broadcasting of courseware etc. is normally carried out.If countenance analysis module 27 judges that student is eye closing sleep or doze, the broadcasting of courseware will be suspended, remind student whether to proceed study by modes such as sound, word, images simultaneously, and interesting cases is notified managerial personnel, relevant Audio and Video information is stored in monitor video memory module 29 simultaneously.If when student shows oneself to be in waking state by operation and proceeds study, the broadcasting of courseware etc. will continue, and student can continue studying process.By the dialog box clicked on display module 31, student can show that oneself is in waking state.Student also can make specific expression, action to image and sound acquisition module 33 or send specific sound to show that oneself is in waking state.These are specifically expressed one's feelings, action is identified by countenance analysis module 27.Sound is identified by sound recognition module.
The video/audio information passed over from uploading data link 46 is sent to video scene real-time analysis module 28, and video scene real-time analysis module 28 is applied video scene analytical technology and identified the student's head in video information, health, the information of scene, motion etc. around and analyze.Video scene analytical technology uses computer picture Visual analysis techniques exactly, by background in scene being separated with target and then analyzing and follow the trail of the target in video scene.Can by presetting different illegal rules in video scene, once the behavior of violating predefine rule has appearred in target in scene, system can automatically identify and trigger other system has made response, as sent warning information etc.Video scene real-time analysis module 28 is mainly used in the invigilator of online testing.Can preset different illegal rules in video scene real-time analysis module 28, as student's head repeatedly swings, the moving range of arm is beyond the scope etc. preset.If video scene real-time analysis module 28 does not check out abnormal conditions, examination or learning process proceed.If video scene real-time analysis module 28 finds that there is the behavior of violating predefine rule, managerial personnel or invigilator personnel will be reminded to note abnormal conditions by modes such as sound, word, images, relevant Audio and Video information will be stored in monitor video memory module 29 simultaneously.
The audio-frequency information passed over from uploading data link 46 is sent to Voice identification analysis module, and the information such as sound in the sound that Voice identification analysis module application voice recognition technology sends student and surrounding scene identifies and analyzes.Voice identification analysis module is mainly used in the invigilator of online testing.In examination, when having abnormal sound to produce around student, Voice identification analysis module judges exception, and remind managerial personnel or invigilator personnel to note abnormal conditions by modes such as sound, word, images, relevant Audio and Video information is stored in monitor video memory module 29 simultaneously.Voice identification analysis module can also be used for the identification of student's identity.Student leaves acoustic information in advance in on-line study platform, and Voice identification analysis module is analyzed the sound gathered and reserved sound, judges whether student is the legal student registered.
Monitor video memory module 29 is for storing video, the audio-frequency information of student, monitor video memory module 29 can according to the command record special scenes of other functional module, the video of special time, audio-frequency information, also the video/audio information of student can be specified according to the regular record preset, as time recording, Fixed Time Interval record etc.
Face recognition module 26 in Students ' Learning situation monitoring module, countenance analysis module 27, video scene real-time analysis module 28, monitor video memory module 29, Voice identification analysis module can carry out the exchange of data, order, information with the administration module 22 of on-line study platform.
Claims (7)
1. an on-line study platform for real-time interactive, comprises courseware database module, personal management database module, transaction management module, online testing module, it is characterized in that: described on-line study platform also comprises Students ' Learning situation monitoring module.
2. the on-line study platform of a kind of real-time interactive according to claim 1, is characterized in that: described Students ' Learning situation monitoring module comprises face recognition module.
3. the on-line study platform of a kind of real-time interactive according to claim 1, is characterized in that: described Students ' Learning situation monitoring module comprises countenance analysis module.
4. the on-line study platform of a kind of real-time interactive according to claim 1, is characterized in that: described Students ' Learning situation monitoring module comprises video scene real-time analysis module.
5. the on-line study platform of a kind of real-time interactive according to claim 1, is characterized in that: described Students ' Learning situation monitoring module comprises Voice identification analysis module.
6. the on-line study platform of a kind of real-time interactive according to claim 1, is characterized in that: described Students ' Learning situation monitoring module comprises monitor video memory module.
7. the on-line study platform of a kind of real-time interactive according to claim 1, is characterized in that: described Students ' Learning situation monitoring module comprises image capture module.
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| CN104992579A (en) * | 2015-07-31 | 2015-10-21 | 康泰 | Internet based Chinese character teaching system |
| CN105070119A (en) * | 2015-07-31 | 2015-11-18 | 康泰 | Internet based Chinese character teaching system and teaching method thereof |
| CN105225554A (en) * | 2015-10-15 | 2016-01-06 | 天脉聚源（北京）教育科技有限公司 | A kind of detection method of state of listening to the teacher and device |
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| CN113053186A (en) * | 2019-12-26 | 2021-06-29 | 京东数字科技控股有限公司 | Interaction method, interaction device and storage medium |
| CN111601064A (en) * | 2020-05-18 | 2020-08-28 | 维沃移动通信有限公司 | Information interaction method and information interaction device |
| CN111601064B (en) * | 2020-05-18 | 2022-02-22 | 维沃移动通信有限公司 | Information interaction method and information interaction device |
| CN112001275A (en) * | 2020-08-09 | 2020-11-27 | 成都未至科技有限公司 | Robot for collecting student information |
| TWI759016B (en) * | 2020-12-17 | 2022-03-21 | 正文科技股份有限公司 | Testee learning status detection method and testee learning status detection system |
| CN115249359A (en) * | 2021-09-16 | 2022-10-28 | 达闼科技（北京）有限公司 | Teaching method, robot, electronic device, and storage medium |
| CN117636219A (en) * | 2023-12-04 | 2024-03-01 | 浙江大学 | Collaborative state analysis method and system in family sibling interaction process |
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