CN110024015A - A kind of interactive video teaching methods and system - Google Patents

A kind of interactive video teaching methods and system Download PDF

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Publication number
CN110024015A
CN110024015A CN201780018371.4A CN201780018371A CN110024015A CN 110024015 A CN110024015 A CN 110024015A CN 201780018371 A CN201780018371 A CN 201780018371A CN 110024015 A CN110024015 A CN 110024015A
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student
video
question
activity
triggering
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CN110024015B (en
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郑永利
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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
    • G09B5/14—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations with provision for individual teacher-student communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Business, Economics & Management (AREA)
  • Databases & Information Systems (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Electrically Operated Instructional Devices (AREA)

Abstract

The embodiment of the present invention provides a kind of interactive video teaching methods and system, is related to internet of things field.The method implements process, target video of giving lessons according to the meaning of one's words is divided into several video clips in advance, triggering node is equipped between every two video clip, then it is fed back during video is given lessons in broadcasting according to outer signals, corresponding interactive process is inserted between segment, the progress of course is monitored and is adjusted simultaneously, and the focus of student is monitored in real time.This method and system provides the completely new online education mode that a kind of low cost, high interaction, reproducibility are strong and can upgrade on demand.This completely new educational pattern can alleviate significantly or even be fully solved current educational resource and distribute serious unbalanced status.

Description

A kind of interactive video teaching methods and system Technical field
The present invention relates to internet of things field, in particular to a kind of interactive video teaching methods and system.
Background technique
With the popularity of the internet and artificial intelligence enters the life of general public, and online education starts more more and more universal.Currently, education sector is obviously divided into online and offline education.It is a labor-intensive production on nature of education under line, depends heavily on teacher resource.Due to regional economy significant difference, it is uneven to directly result in educational resource distribution under line.Live streaming education eliminates areal variation on line, and the course of outstanding teacher can enter small city family by internet.But educational pattern is broadcast live on existing line and also depends on teacher resource, student's quantity that an outstanding teacher can influence is very limited, cannot fundamentally solve educational resource assignment problem.And to require company to put on hardware huge for live course, leads to be broadcast live that educational class cost is surging online, the expense of the unbearable great number so of average family.
Summary of the invention
The purpose of the present invention is to provide a kind of interactive video teaching methods and systems, and to improve, existing online and offline educational pattern excessively relies on teacher resource and can not distribute fundamentally solving the problems, such as educational resource equalization.
The embodiment of the present invention provides a kind of interactive video teaching methods, and this method specifically includes: target video of giving lessons is divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；During video is given lessons in broadcasting, the activity for whether having student question monitored；When the activity for listening to student question occurs, controls video pause at the postorder triggering node nearest from currently playing video clip of giving lessons and play, and trigger the process handled the activity of student question；At the end of the process that the activity to student question is handled, control continues to play next video clip giving lessons video from postorder triggering node.
The embodiment of the present invention provides another interactive video teaching methods, this method specifically includes: target video of giving lessons is divided into several video clips, wherein, each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；Setting is for triggering the mechanism played about the video of teacher asking questions link at a part triggering node；When at target gives lessons video playing to the triggering node for being provided with above-mentioned mechanism, the video about teacher asking questions link associated with triggering node currently is played, to put question to student；To monitoring about the response activity asked a question for student, and the process handled accordingly above-mentioned response activity is triggered according to snoop results.
The embodiment of the present invention provides a kind of interactive video lecture system, which includes master control equipment, wherein the master control equipment includes: memory；Processor；And interactive video teaching device, wherein, the interactive video teaching device is installed in memory, and the software function module executed including one or more by processor, interactive teaching device includes: segment division module, and the video that is configured to give lessons target is divided into several video clips, wherein, each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；Module is monitored, is configured to give lessons view in broadcasting During frequency, the activity for whether having student question monitored；First control module is configured to control video pause broadcasting at the postorder triggering node nearest from currently playing video clip of giving lessons, and the process that triggering handles the activity of student question when listening to the movable generation of student question；Second control module is configured at the end of the process that the activity to student question is handled, and control continues to play next video clip giving lessons video from above-mentioned postorder triggering node.
The embodiment of the present invention provides another interactive video lecture system, which includes master control equipment, wherein master control equipment includes: memory；Processor；And interactive video teaching device, wherein, the interactive video teaching device is installed in memory, and the software function module executed including one or more by processor, the device includes: segment division module, and the video that is configured to give lessons target is divided into several video clips, wherein, each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；Mechanism setup module is configured to the mechanism that video of the setting for triggering about teacher asking questions link is played at a part triggering node；First control module is configured to when at target gives lessons video playing to the triggering node for being provided with above-mentioned mechanism, and control plays the video about teacher asking questions link associated with triggering node currently, to put question to student；Second control module is configured to monitoring about the response activity asked a question to student, and the process handled accordingly response activity according to snoop results control triggering.
Interactive video teaching methods provided in an embodiment of the present invention and system, by carrying out fragmentation to the video classes made in advance, and between segment and segment, setting triggers node with the triggering for the interactive process between follow-up policy.During video is given lessons in broadcasting, if listening to the activity of student question, then control give lessons video after which and suspend at the triggering node that is carried out with it and play, and the process handled the activity of student question is triggered, to meet the needs of student's Initiative service interaction.It is equipped at node in addition, at least part in above-mentioned triggering node triggers for triggering the mechanism played about the video of teacher asking questions, to meet the needs of student passively interacts.From educational pattern is different under existing line or on line, this method and system provides the completely new online education mode that a kind of low cost, high interaction, reproducibility are strong and can upgrade on demand, in the case where certain universal range, this completely new educational pattern can alleviate significantly or even be fully solved current educational resource and distribute serious unbalanced status.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, the drawings to be used in the embodiments are briefly described below, it should be understood that, the following drawings illustrates only certain embodiments of the present invention, therefore it is not construed as the restriction to range, for those of ordinary skill in the art, without creative efforts, other relevant attached drawings be can also be obtained according to these attached drawings.
Fig. 1 is a kind of block diagram of interactive video lecture system provided in an embodiment of the present invention；
Fig. 2 is the block diagram of master control equipment provided in an embodiment of the present invention；
Fig. 3 is a kind of flow chart of interactive video teaching methods provided in an embodiment of the present invention；
Fig. 4 is the flow chart of sub-step included by step S105 shown in Fig. 3 provided in an embodiment of the present invention；
Fig. 5 is the flow chart of another interactive video teaching methods provided in an embodiment of the present invention；
Fig. 6 A is the statistical data of certain the student classroom performance provided in an embodiment of the present invention counted in one example；
Fig. 6 B is and the associated personal information of student in Fig. 6 A；
Fig. 7 is another interactive video teaching methods provided in an embodiment of the present invention；
Fig. 8 is another interactive video teaching methods provided in an embodiment of the present invention based on method shown in Fig. 7；
Fig. 9 is a kind of block diagram of interactive video teaching device provided in an embodiment of the present invention；
Figure 10 is another interactive video teaching device provided in an embodiment of the present invention based on Fig. 9 shown device；
Figure 11 is the block diagram provided in an embodiment of the present invention different from Fig. 9 and another interactive video teaching device of device shown in Fig. 10.
Icon: 100- interactive video lecture system；110- master control equipment；The first response apparatus of 120-；The second response apparatus of 130-；112- memory；114- processor；116- interactive video teaching device；1162,1602- segment division module；1164- monitors module；The first control module of 1166-；The second control module of 1168-；1170- Schedule monitoring module；The 5th control module of 1172-；1174,1604- mechanism setup module；1176,1606- third control module；1178, the 4th control module of 1608-；1180- labeling module；1182- monitoring module.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, following will be combined with the drawings in the embodiments of the present invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiments are some of the embodiments of the present invention, instead of all the embodiments.The component of embodiments of the present invention, which are generally described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.
Therefore, the range of claimed invention is not intended to limit to the detailed description of the embodiment of the present invention provided in the accompanying drawings below, but is merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is a kind of block diagram of interactive video lecture system 100 provided in an embodiment of the present invention.Referring to Fig. 1, interactive video lecture system 100 includes master control equipment 110, the first response apparatus 120 and the second response apparatus 130.First response apparatus 120 and the second response apparatus 130 are communicatedly connect with master control equipment 110 respectively.Wherein, the first response apparatus 120 can be used for the operation in response to student and send response signal to master control equipment 110.Second response apparatus 130 can be used for being monitored the state of listening to the teacher of student.
Fig. 2 is the block diagram of master control equipment 110 provided in an embodiment of the present invention.Referring to Fig. 2, master control equipment 110 includes memory 112, processor 114 and interactive video teaching device 116.Wherein, it is directly or indirectly electrically connected between memory 112 and processor 114, to realize the transmission or interaction of data.Interactive video teaching device 116 includes that at least one can be stored in memory 112 in the form of software or firmware or be solidificated in the software function module in the operating system of master control equipment 110.Processor 114 is for executing the executable module stored in memory 112, such as interactive video The software function module or computer program that teaching device 116 includes.
Fig. 3 is a kind of flow chart of interactive video teaching methods provided in an embodiment of the present invention.The application scenarios of this method can be for classroom or similar to the place (can be used for personal one-to-one or one-to-many online teaching) attended class for collective in classroom.Referring to Fig. 3, method shown in the drawings can be applied to interactive video lecture system 100 shown in Fig. 1.It is appreciated that the execution sequence of each step in method provided in this embodiment is not limitation with specific order shown by Fig. 3 or following the description.
Target video of giving lessons is divided into several video clips by step S101.
In the present embodiment, the video of giving lessons of pre-production for example can be divided into several video clips according to voice group.Each video clip includes the complete meaning of one's words, and triggering node is marked between every two adjacent video clip.In the present embodiment, for ease of description, the postorder that all triggering nodes after video clip are referred to as the video clip is triggered into node, and the preamble that all triggering nodes before being located at video clip are referred to as the video clip is triggered into node.
The activity for whether having student question monitored during video is given lessons in broadcasting by step S103.
In the present embodiment, as an implementation, each student can be equipped with the first response apparatus 120.First response apparatus 120 can in response to student predetermined registration operation and issue the first signal.For example, the first response apparatus 120 can be the intelligent stick for being equipped with the device such as gyroscope that can sense angle change, signal can also be provided by way of video identification.When making the tilt angle of horizontal plane of the intelligent stick relative to by such as desk surface on the basis of be more than predetermined angle under the operation of student, intelligent stick can issue above-mentioned first signal.Wherein, above-mentioned predetermined angle can be but not limited to 60 degree.
When master control equipment 110 listens to above-mentioned first signal, it is determined that have the activity of student question；When master control equipment 110 listens to multiple above-mentioned first signals, it is determined that have the activity of multiple student questions；When master control equipment 110 does not hear above-mentioned first signal, it is determined that there is no the activity of student question.
Furthermore, it is to be understood that the wording " student " and " teacher " mentioned in various embodiments of the present invention are only for illustrative purpose, it should be understood that including extensive meaning.Wherein, " student " refers to any user learnt by video of giving lessons, particularly relates to students." teacher " refers to the person of giving lessons for playing the part of teacher role for including in video, particularly relates to operation teacher.
Step S105 controls video pause at the postorder triggering node nearest from currently playing video clip of giving lessons and plays, and trigger the process handled the activity of student question when the activity for listening to student question occurs.
In the present embodiment, when the activity that master control equipment 110 listens to student question occurs, controls video of giving lessons and suspend broadcasting when playing current video segment, and trigger the process handled the activity of student question.
In addition, master control equipment 110 can also first determine whether that the movement of multiple student questions occurs in the present embodiment, if there is the movement of multiple student questions occurs, it is determined that the precedence of the processing of above-mentioned multiple movements.Then, the movement of the multiple student question is handled according to identified precedence.
As described above, it when master control equipment 110 listens to multiple first signals, can determine the activity of multiple student questions, the successive of processing order can be determined according to the time order and function of multiple first signals received in this case.
As an implementation, refering to Fig. 4, the process handled the activity of each student question may include following sub-step.
Sub-step S51: the personal information and location information of the student putd question to are determined.
In the present embodiment, the first response apparatus 120 being equipped with for each student can have unique device identity, and the unique device identity of each first response apparatus 120 pre-established incidence relation with corresponding student's personal information and student's seat information.First response apparatus 120 in response to student predetermined registration operation and include in the first signal for issuing first response apparatus 120 unique device identity.
Specifically, for the classroom that student's order of seats is fixed, student's personal information and student's seat information can be associated according to the classroom seat order figure being provided previously in the system of master control equipment 110, then the unique device identity of the first response apparatus 120 is associated with again with the foundation of the personal information of student, incidence relation is pre-established with corresponding student's personal information and student's seat information to the unique device identity of each first response apparatus 120 to realize.When master control equipment 110 listens to the first signal, the unique device identity of the first equipment can be obtained from the first signal received, then according to the incidence relation of the unique device identity and student's personal information and student's seat information that get, the personal information and location information of the student putd question to are determined.
Specifically, classroom unfixed for student's order of seats can be equipped with electronic tag on the desk of each student, the location information of desk is written in the electronic tag.The frequency read/write for capableing of read electronic label is equipped in first response apparatus 120, to include the location information of the desk read from electronic tag by frequency read/write in the first signal.When master control equipment 110 listens to the first signal, the unique device identity of the first response apparatus 120 and the location information of desk can be obtained from the first signal received (location information for having got desk is construed as being equal to the seat information for having got student), then further according to the incidence relation of unique device identity and student's personal information, the personal information of the student putd question to is determined.
Also the mode that can use indoor auditory localization determines the location information of student by the sound source position of the sound of monitoring learner answering questions.The technology, which is particluarly suitable for student position, may occur mobile occasion.
Sub-step S52: it is played out according to the video that definitive result transfers the teacher's erect-position direction to match with the location information with student to illustrate the student to start to put question to.
In the present embodiment, the database comprising several interdynamic videos is stored in the system of master control equipment 110.The video that master control equipment 110 can transfer corresponding teacher's erect-position direction according to the location information of student is played out to illustrate the student to start to put question to.In addition it can which the pronunciation of the name of student to be embedded into voice environment, the voice about student's name can be embedded in when playing video.
Step S53: the problem of student, is identified.
When student states problem, the problem of student, is identified such as speech recognition.
Step S54: recognition result is matched with the problems in database the problem of pre-establishing, and according to matching result Control plays the video of the content about answer described problem, or plays the video about the content that can not answer described problem.
It, can be as follows according to the process that matching result controls broadcasting corresponding video in the present embodiment.According to matching result, the maximum matching value in matching result is obtained.When maximum matching value is greater than or equal to the first preset threshold such as 90%, the target problem corresponding with maximum matching value in issue database is determined, and control the video played about the content for answering the target problem.When maximum matching value is less than the first preset threshold and is greater than the second preset threshold such as 50%, target problem corresponding with maximum matching value in a manner of video or voice in playback problem database, to determine that the problem of whether the problem of played proposes with the student is consistent according to the reply of student.If determining that the two is almost the same according to the reply of student, the video for playing and answering the target problem is controlled.If determining that the two is inconsistent according to the reply of student, the video played about the content that can not answer the problem of student proposes is controlled, such as " I can not answer this problem now, and assiatant can help you under class " can be played.When maximum matching value is less than or equal to the second preset threshold, control plays the video about the content that can not answer described problem, and the problem of student can be added in issue database and be labeled as waiting administrative staff to input answer wait answer.
Step S107, at the end of the process that the activity to student question is handled, control continues to play next video clip giving lessons video from above-mentioned postorder triggering node.
Such as, when the video for playing the content about the above-mentioned target problem of answer, or after playing video about content the problem of can not answering student, can be understood as terminating the process that the activity of student question is handled, so as to control give lessons video since above-mentioned postorder triggering node from continue to play next video clip.
For another example the video for whether solving the content of its query about inquiry student played after playing the video about the content for answering above-mentioned target problem.Then, the answer of student is monitored.It if listening to affirmative reply, can be understood as terminating the process that the activity of student question is handled, continue to play next video clip so as to control target gives lessons video from above-mentioned postorder triggering node.If listening to negative answer, the video played about the content that can not answer described problem is controlled, then controls again target gives lessons video from above-mentioned postorder triggering node and continues to play next video clip.
Optionally, master control equipment 110 can be monitored the playback progress for video of giving lessons.For example, monitoring objective can give lessons the playback progress of video at preset monitoring node.It should be noted that the monitoring node is not necessarily above-mentioned triggering node.In principle, monitoring node can be set at any position of video.When with target give lessons video default playback progress compared with, when currently playing progress retardation is more than preset duration, triggers and the particular video frequency for being more than preset duration in response to the retardation associated with the monitoring node is played out or broadcasting speed is accelerated with particular power.As example, when master control equipment 110 in response to have the activity of student question and controlling give lessons video suspend at the nearest postorder triggering node of current video segment when, curricular advancement monitoring can be carried out first to judge whether to continue subsequent interactive process according to monitored results.If monitored results are that curricular advancement is lagged more than preset duration such as 120 seconds, the video about the content answered a question under class can be played, while to illustrate student's course time insufficient, asking a question can remain to be answered under class by assiatant.
It optionally, can be corresponding to each video clip mark special previously according to the content of video clip in the present embodiment Infuse scale label.Then the focus of student is monitored, when the focus label for monitoring the current focus state of student and currently playing video clip is marked is not met and current focus state duration is more than preset duration, which is reminded.
Wherein, focus label can include but is not limited to following three kinds: the label of bow reading or calculating；It comes back and pays close attention to the label of video；Do not make desired label.
In the present embodiment, the focus of student can be monitored by the second response apparatus 130.Second response apparatus 130 can be but not limited to intelligent 3D glasses.Second response apparatus 130 can obtain the personal information of affiliated student by carrying out Bluetooth matching with the first response apparatus 120.
For each student be equipped with electronic switch 3D glasses, student can be made it can be seen that video of giving lessons stereopsis, increase the sense of participation of student.In addition, the devices such as balance sensor, microphone and earphone can be equipped in 3D glasses.When student during requiring the time to come back bow by (time is read or calculated to non-used by students during reading), 3D glasses are tilted beyond predetermined angle and start timing for balance sensor is triggered, when accumulative timing is more than specified time such as 90 seconds, master control equipment 110 can play the buzzer in student's 3D glasses by control and individually remind the student.In addition, microphone can help to collect voice messaging when learner answering questions problem, increase the accuracy of speech recognition.
Fig. 5 is the flow chart of another interactive video teaching methods provided in an embodiment of the present invention.Unlike method shown in Fig. 3, the method for the present embodiment further includes following step.
Step S201, setting is for triggering the mechanism played about the video of teacher asking questions link at a part triggering node.
In the present embodiment, can interact link by 3-5 teacher asking questions of setting in the video of giving lessons of the content of a corresponding class hour, that is, trigger mechanism can be set at 3-5 triggering node.
Step S203, when at target gives lessons video playing to the triggering node for being provided with the mechanism, control plays the video about teacher asking questions link associated with triggering node currently, to put question to student.
It is corresponding at difference triggering node that video (that is, the interdynamic video for being used for teacher asking questions link) is putd question to usually to be different in the present embodiment.Master controller can prejudge whether current the problem of puing question to be putd question in video had been asked within this section class hour before control plays and puts question to video, if it is, directly skipping current teacher asking questions link.
Step S205, to being monitored about the response activity asked a question for student, and the process that the response activity is handled accordingly according to snoop results control triggering.
In the present embodiment, the first response apparatus 120 can in response to student operation and issue second signal.It is correspondingly, described that may include student in response to activity issue the activity of second signal in response to asking a question the first response apparatus 120 of operation.
It should be noted that in the first signal and second signal can with but necessarily comprising the mark for distinguishing the two, in order to which master control equipment 110 distinguishes the activity and above-mentioned response activity of above-mentioned student question.Therefore, what two kinds of differences operated for issuing the first signal and the second signal for the triggering of the first response apparatus 120 can be judged by system according to different scenes.
It can be realized according to above-mentioned second signal and be associated with the personal information of student and location information, realize associated specific side The mode that the personal information and location information that formula is referred to above-mentioned first signal and student are associated operates.Thus, master control equipment 110 can be in all second signals listened to, the personal information and location information of the corresponding student of at least one second signal randomly or according to preset algorithm are selected, the video for then transferring the teacher's erect-position direction to match with the location information with student further according to the information got is played out to illustrate the student to start to answer a question.Wherein, preset algorithm can be but not limited to be according to choose or be according to being chosen with the sequencing that second signal is received with the number of learner answering questions problem in this class hour.
When chosen student states the answer of oneself, (such as speech recognition) is identified to the answer listened to.When end of identification about above-mentioned answer, preferably can first judging current curricular advancement, whether retardation was more than preset duration such as 120 seconds compared with scheduled curricular advancement.If it is judged that being no, the process that above-mentioned " selection student " and " identification answer " is played out and repeated about the video for the content for asking whether other answers can be then transferred, the video for then transferring the content of the answer about the problem of announcement again plays out；If it is judged that be it is yes, then directly transfer and played out about the video of content of the answer of the problem of announcement.
After playing the video about the content for announcing answer, the control of master control equipment 110 continues to play next video clip giving lessons video from currently triggering node.
It is appreciated that, if after playing the video about the content of teacher asking questions, within predetermined time such as 10 seconds, master control equipment 110 does not receive any second signal, then master control equipment 110 can be randomly choosed with student's personal information according to the pre-stored data or according to a certain position of scheduled algorithms selection or in turn be selected several learner answering questions problems.
It is noted that, in the embodiment illustrated by Fig. 3 and Fig. 5, master control equipment 110 can also be built with the database for the performance of statistic classroom and the performance of the feedback record student according to the student in each interactive process and during focus monitoring, digitization is carried out with the aggregate performance to student, teacher or school side is enabled to have rough understanding to the study situation of each student.Wherein, classroom performance can include but is not limited to following three kinds: the performance in terms of answering a question；Performance in terms of active proposition problem；Performance in terms of focus.It is referred to the statistical data for certain the student classroom performance counted in a certain example that Fig. 6 A is provided as example, in addition Fig. 6 B is and the associated personal information of the student.
In addition, can also be substituted, can also be assisted by indoor auditory localization technology by broadband (UWB) technology about the implementation positioned to student in the embodiment illustrated by Fig. 3 and Fig. 5.Enquirement activity or the above-mentioned student occurred for teacher asking questions about above-mentioned student respond movable monitoring, can also be realized by image recognition technology, but under conditions of projection ray is darker indoors, image recognition technology often will appear erroneous judgement.Similarly, the monitoring about student's focus can also realize by facial image identification technology, but projection ray is darker indoors and student position range image obtain equipment it is farther away under the conditions of, often will appear erroneous judgement.
In conclusion in interactive video teaching methods provided in an embodiment of the present invention, video of giving lessons by fragmentation to trigger and call corresponding interdynamic video by peripheral hardware signal at respective nodes in interactive process, to realize flexibility teaching and interaction, And the interactive scene demand of diversification can be met according to the different trigger mechanism of different scene settings.In addition, the interaction for student question link, can constantly strengthen in use and enrich issue database, to realize the on-demand upgrading for being directed to database.Meanwhile using speech recognition as interactive media, give lessons even by video, the mode that can also allow classroom back to nature to be linked up.In addition, the interdynamic video of different interaction forms can be prepared in face of identical interactive scene, interdynamic video can be logically selected randomly or according to certain during video is given lessons in broadcasting, so that diversity and diversification is presented in interactive process.
Furthermore, in embodiments of the present invention, it realizes that the positioning of student is applied on line for the first time in educational pattern by the cooperation of master control equipment 110 and the first response apparatus 120, such that video lecture system is applied to top class in a kindergarten's class (non-one-to-one give lessons).In addition, more natural in such a way that such as intelligent stick of the first response apparatus 120 puts question to that student actively, and the difficulty of False Rate and the realization of reduction technology can be effectively reduced with image recognition compared with.Using the second response apparatus 130 such as intelligence 3D glasses, so that giving lessons becomes 3D scene from 2D scene, so that video be made to give lessons scene closer to stronger in the sense of participation of really give lessons scene and student.Moreover, passing through the monitoring that the sensor on intelligence 3D glasses realizes student's focus, can be conducive to promote effect of giving lessons significantly, while the complexity of False Rate and the realization of simplification technology can also be significantly reduced compared with face recognition technology.
Fig. 7 is another interactive video teaching methods provided in an embodiment of the present invention.It should be noted that the step similar with step described in above-described embodiment in the method provided about the embodiment, specific implementation are referred to above-mentioned specific descriptions, details are not described herein.
Target video of giving lessons is divided into several video clips by step S301, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip.
Step S303, setting is for triggering the mechanism played about the video of teacher asking questions link at a part triggering node.
Step S305 plays the video about teacher asking questions link associated with triggering node currently, when at target gives lessons video playing to the triggering node for being provided with the mechanism to put question to student.
Step S307 to monitoring about the response activity asked a question for student, and triggers the process handled accordingly the response activity according to snoop results.
Fig. 8 is another interactive video teaching methods provided in an embodiment of the present invention based on embodiment illustrated in fig. 7.The method provided in the present embodiment further includes having following each step unlike the method for the embodiment in Fig. 7.
Step S401, give lessons described in the broadcasting video during, the activity for whether having student question monitored.The step can be located at step S301 after execute, but it is unlimited this.
Step S403 controls video pause at the postorder triggering node nearest from currently playing video clip of giving lessons and plays, and trigger the process handled the activity of student question when the activity for listening to student question occurs.
Step S405, at the end of the process that the activity to student question is handled, control continues to play next video clip giving lessons video from postorder triggering node.
It should be noted that being referred to the detailed description of the above-mentioned step S103 shown in Fig. 3 to step S107 about step S401 to the specific implementation of step S405.
Fig. 9 is a kind of block diagram of interactive video teaching device 116 provided in an embodiment of the present invention.As shown, interactive video teaching device 116 includes segment division module 1162, monitors module 1164, the first control module 1166, the second control module 1168, Schedule monitoring module 1170, the 5th control module 1172 in the present embodiment.
Segment division module 1162, the video that is configured to give lessons target are divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip.
Monitor module 1164, be configured to give lessons described in broadcasting video during, whether monitor has the activity of student question.
First control module 1166 is configured to control video pause broadcasting at the postorder triggering node nearest from currently playing video clip of giving lessons, and the process that triggering handles the activity of student question when listening to the movable generation of student question.
Second control module 1168 is configured at the end of the process that the activity to student question is handled, and control continues to play next video clip giving lessons video from postorder triggering node.
Schedule monitoring module 1170 is configured to monitor the target at preset monitoring node and gives lessons the playback progress of video.
5th control module 1172, be configured to when with the target give lessons video default playback progress compared with, when currently playing progress retardation is more than preset duration, triggers and the particular video frequency for being more than preset duration in response to the retardation associated with the monitoring node is played out.
Above each module can be by software code realization, at this point, above-mentioned each module can be stored in memory.Above each module can equally be realized by hardware such as IC chip.
The technical effect of interactive video teaching device 116 provided by the embodiment of the present invention, realization principle and generation is identical with preceding method embodiment, and to briefly describe, Installation practice part does not refer to place, can refer to corresponding contents in preceding method embodiment.
Figure 10 is another interactive video teaching device 116 that the embodiment of the present invention is provided based on the teaching device of interactive video shown in Fig. 9 116.Compared with device shown in Fig. 9, the interactive video teaching device 116 in the present embodiment further includes having with lower module: mechanism setup module 1174, third control module 1176, the 4th control module 1178, labeling module 1180, monitoring module 1182.
Mechanism setup module 1174 is configured to the mechanism that video of the setting for triggering about teacher asking questions link is played at a part triggering node.
Third control module 1176 is configured to when at target gives lessons video playing to the triggering node for being provided with the mechanism, and control plays the video about teacher asking questions link associated with triggering node currently, to put question to student.
4th control module 1178 is configured to monitoring about the response activity asked a question to student, and according to monitoring As a result the process that control triggering is accordingly handled the response activity.
Labeling module 1180 is configured to the content according to video clip, marks corresponding focus label to each video clip.
Monitoring module 1182, it is configured to be monitored by focus of the third equipment to student, when the focus label for monitoring the current focus state of student and currently playing video clip is marked is not met and current focus state duration is more than preset duration, control third equipment reminds student.
Above each module can be by software code realization, at this point, above-mentioned each module can be stored in memory.Above each module can equally be realized by hardware such as IC chip.
The technical effect of interactive video teaching device 116 provided by the embodiment of the present invention, realization principle and generation is identical with preceding method embodiment, and to briefly describe, Installation practice part does not refer to place, can refer to corresponding contents in preceding method embodiment.
Figure 11 is the block diagram provided in an embodiment of the present invention different from Fig. 9 and another interactive video teaching device 116 of device shown in Fig. 10.As shown, interactive video teaching device 116 includes segment division module 1602, mechanism setup module 1604, third control module 1606, the 4th control module 1608 in the present embodiment.
Segment division module 1602, the video that is configured to give lessons target are divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip.
Mechanism setup module 1604 is configured to the mechanism that video of the setting for triggering about teacher asking questions link is played at a part triggering node.
Third control module 1606 is configured to when at target gives lessons video playing to the triggering node for being provided with the mechanism, and control plays the video about teacher asking questions link associated with triggering node currently, to put question to student.
4th control module 1608 is configured to monitoring about the response activity asked a question to student, and the process handled accordingly response activity according to snoop results control triggering.
Above each module can be by software code realization, at this point, above-mentioned each module can be stored in memory.Above each module can equally be realized by hardware such as IC chip.
The technical effect of interactive video teaching device provided by the embodiment of the present invention, realization principle and generation is identical with preceding method embodiment, and to briefly describe, Installation practice part does not refer to place, can refer to corresponding contents in preceding method embodiment.
In several embodiments provided herein, it should be understood that disclosed device and method also may be implemented in other ways.The apparatus embodiments described above are merely exemplary, for example, the flow chart and block diagram in the drawings show the devices of multiple embodiments according to the present invention, the architecture, function and operation in the cards of method and computer program product.In this regard, each box in flowchart or block diagram can represent a part of a module, section or code, and a part of the module, section or code includes one or more executable instructions for implementing the specified logical function.It should also be noted that function marked in the box can also be with not in some implementations as replacement It is same as the sequence marked in attached drawing generation.For example, two continuous boxes can actually be basically executed in parallel, they can also be executed in the opposite order sometimes, and this depends on the function involved.It will also be noted that, the combination of each box in block diagram and or flow chart and the box in block diagram and or flow chart, it can be realized, or can be realized using a combination of dedicated hardware and computer instructions with the dedicated hardware based system for executing defined function or movement.
If the function is realized and when sold or used as an independent product in the form of software function module, can store in a computer readable storage medium.Based on this understanding, substantially the part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products technical solution of the present invention in other words, the computer software product is stored in a storage medium, it uses including some instructions so that a computer equipment (can be personal computer, server or the network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
It should be noted that, herein, relational terms such as first and second and the like are only used to distinguish one entity or operation from another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any actual relationship or orders.And, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those elements, it but also including other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that there is also other identical elements in the process, method, article or apparatus that includes the element.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, then do not need that it is further defined and explained in subsequent attached drawing.
It is described above; only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and anyone skilled in the art is in the technical scope disclosed by the present invention; it can easily think of the change or the replacement, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Industrial applicibility
Interactive video teaching methods provided in an embodiment of the present invention and system realize the completely new online education mode that a kind of low cost, high interaction, reproducibility are strong and can upgrade on demand, in the case where certain universal range, this completely new educational pattern can alleviate significantly or even be fully solved current educational resource and distribute serious unbalanced status.In this completely new educational pattern, give lessons video by fragmentation to trigger and call corresponding interdynamic video by peripheral hardware signal at respective nodes in interactive process, to realize flexibility teaching and interaction, and the interactive scene demand of diversification can be met according to the different trigger mechanism of different scene settings.

Claims (24)

  1. A kind of interactive video teaching methods, which is characterized in that the described method includes:
    Target video of giving lessons is divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；
    Give lessons described in the broadcasting video during, the activity for whether having student question monitored；
    When the activity for listening to student question occurs, video of giving lessons described in control suspends at the postorder triggering node nearest from currently playing video clip to be played, and triggers the process handled the activity of student question；
    At the end of the process that the activity to student question is handled, continue to play next video clip video is given lessons described in control from postorder triggering node.
  2. The method according to claim 1, wherein the process that the activity to student question is handled includes:
    Determine whether that the movement of multiple student questions occurs, if there is the movement of multiple student questions occurs, it is determined that the precedence of the processing of above-mentioned multiple movements；
    The movement of the multiple student question is handled according to identified precedence, wherein the step of handling the movement of each student question include:
    Determine the personal information and location information of the student putd question to；
    It is played out according to the video that definitive result transfers the teacher's erect-position direction to match with the location information with the student to illustrate the student to start to put question to；
    The problem of student is proposed is monitored, and the problem of student is identified；
    Recognition result is matched with the problems in database the problem of pre-establishing, and plays the video of the content about answer described problem according to matching result control, or play the video about the content that can not answer described problem.
  3. According to the method described in claim 2, it is characterized in that, the step of controlling broadcasting corresponding video according to the matching result includes:
    Obtain the maximum matching value in matching result；
    When the maximum matching value is greater than or equal to the first preset threshold, the target problem corresponding with the maximum matching value in described problem database is determined, and control the video played about the content for answering the target problem；
    When the maximum matching value is less than the first preset threshold and is greater than the second preset threshold, play the target problem corresponding with the maximum matching value in described problem database, to determine that the problem of whether the problem of played proposes with the student is consistent, if consistent, then control the video played about the content for answering the target problem, if inconsistent, the video played about the content that can not answer the problem of student proposes is controlled；
    When the maximum matching value is less than or equal to the second preset threshold, control is played about can not answer described problem Content video.
  4. According to the method described in claim 3, it is characterized in that, the method also includes:
    After playing the video about the content for answering the target problem, the video that the content of its query whether is solved about inquiry student played；
    The answer of student is monitored；
    If listening to affirmative reply, controls the target gives lessons video from postorder triggering node and continue to play next video clip；
    If listening to negative answer, the video played about the content that can not answer described problem is controlled, then controls the target gives lessons video from postorder triggering node and continues to play next video clip.
  5. Method according to any one of claim 2 to 4, which is characterized in that each student is equipped with the first equipment；
    It is described give lessons described in the broadcasting video during, whether monitor has the step of activity of student question occurs to include:
    It monitors and whether receives the first signal that the first equipment is issued in response to the predetermined registration operation of student；
    When snoop results are to receive first signal, it is determined that have the activity of student question；
    When snoop results are to receive multiple first signals, it is determined that have the activity of multiple student questions；
    When snoop results are not receive any first signal, it is determined that there is no the activity of student question.
  6. According to the method for claim 5, it is characterized in that, each first equipment has unique device identity, the unique device identity and student's personal information and student's seat information of first equipment pre-established incidence relation, and included the information about the unique device identity of first equipment in first signal；
    The step of personal information and location information of the determining student putd question to includes:
    The unique device identity of first equipment is obtained from first signal received；
    According to the incidence relation of the unique device identity and student's personal information and student's seat information, the personal information and location information of the student putd question to are determined.
  7. According to the method described in claim 5, the unique device identity and student's personal information pre-established incidence relation it is characterized in that, each first equipment has unique device identity；The desk of each student is equipped with electronic tag, the location information of desk is written in the electronic tag, it is equipped with the frequency read/write that can read the electronic tag in first equipment, and includes the location information of the desk read from the electronic tag by the frequency read/write in first signal；
    The step of personal information and location information of the determining student putd question to includes:
    The unique device identity of first equipment and the location information of the desk are obtained from first signal received；
    According to the incidence relation of the unique device identity and student's personal information, the personal information of the student putd question to is determined.
  8. The method according to claim 1, wherein the method also includes:
    Setting is for triggering the mechanism played about the video of teacher asking questions link at a part triggering node；
    When at target gives lessons video playing to the triggering node for being provided with the mechanism, control play it is associated with current triggering node described in video about teacher asking questions link, to put question to student；
    To being monitored about the response activity asked a question for student, and the process that the response activity is handled accordingly according to snoop results control triggering.
  9. According to the method for claim 8, it is characterized in that, equipped with the second equipment, second equipment is used for the operation in response to student and issues second signal each student, and described to include student in response to activity operate second equipment and issue the activity of second signal in response to described ask a question.
  10. According to the method described in claim 9, being associated with it is characterized in that, can be realized according to the second signal with the personal information of student and location information；
    The monitoring about the response activity asked a question to student, and the response activity is handled accordingly according to snoop results control triggering process the step of include:
    According to logic of propositions and all second signals listened to, the personal information and location information of the corresponding student of at least one second signal are obtained；
    It is played out according to the video that the information got transfers the teacher's erect-position direction to match with the location information with the student to illustrate the student to start to answer a question.
  11. Method described in any one of -4 and 8-10 according to claim 1, which is characterized in that the method also includes:
    The target is monitored at preset monitoring node to give lessons the playback progress of video；
    When with the target give lessons video default playback progress compared with, when currently playing progress retardation is more than preset duration, it triggers and the particular video frequency for being more than preset duration in response to the retardation associated with the monitoring node is played out, either the operation of video playout speed is accelerated or slowed down in triggering.
  12. The method according to claim 1, wherein the method also includes:
    According to the content of video clip, corresponding focus label is marked to each video clip；
    The focus of student is monitored, when the focus state duration that the focus label for monitoring the current focus state of student and currently playing video clip is marked is not met and the student is current is more than preset duration, the student is reminded.
  13. A kind of interactive video teaching methods, which is characterized in that the described method includes:
    Target video of giving lessons is divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；
    Setting is for triggering the mechanism played about the video of teacher asking questions link at a part triggering node；
    When at target gives lessons video playing to the triggering node for being provided with the mechanism, play it is associated with current triggering node described in video about teacher asking questions link, to put question to student；
    To monitoring about the response activity asked a question for student, and the process handled accordingly the response activity is triggered according to snoop results.
  14. According to the method for claim 13, which is characterized in that the method also includes:
    Give lessons described in the broadcasting video during, the activity for whether having student question monitored；
    When the activity for listening to student question occurs, video of giving lessons described in control suspends at the postorder triggering node nearest from currently playing video clip to be played, and triggers the process handled the activity of student question；
    At the end of the process that the activity to student question is handled, continue to play next video clip video is given lessons described in control from postorder triggering node.
  15. A kind of interactive video lecture system, which is characterized in that the system comprises master control equipments, wherein the master control equipment includes:
    Memory；
    Processor；And
    Interactive video teaching device, the software function module that the interactive video teaching device is installed in the memory, and is executed including one or more by the processor, described device include:
    Segment division module, the video that is configured to give lessons target are divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；
    Monitor module, be configured to give lessons described in broadcasting video during, whether monitor has the activity of student question；
    First control module is configured to when the activity for listening to student question occurs, and video of giving lessons described in control suspends at the postorder triggering node nearest from currently playing video clip to be played, and triggers the process handled the activity of student question；
    Second control module is configured at the end of the process that the activity to student question is handled, and continues to play next video clip video is given lessons described in control from postorder triggering node.
  16. System according to claim 15, which is characterized in that the process of first control module handled the activity of student question includes:
    Determine whether that the movement of multiple student questions occurs, if there is the movement of multiple student questions occurs, it is determined that the precedence of the processing of above-mentioned multiple movements；
    The movement of the multiple student question is handled according to identified precedence, wherein the step of handling the movement of each student question include:
    Determine the personal information and location information of the student putd question to；
    It is played out according to the video that definitive result transfers the teacher's erect-position direction to match with the location information with the student to illustrate the student to start to put question to；
    The problem of student is proposed is monitored, and the problem of student is identified；
    Recognition result is matched with the problems in database the problem of pre-establishing, and plays the video of the content about answer described problem according to matching result control, or play the video about the content that can not answer described problem.
  17. System according to claim 15, which is characterized in that the system also includes the first equipment being equipped with for each student；
    The monitoring module be configured to give lessons described in broadcasting video during, whether monitor has the activity of student question:
    It monitors and whether receives the first signal that the first equipment is issued in response to the predetermined registration operation of student；
    When snoop results are to receive first signal, it is determined that have the activity of student question；
    When snoop results are to receive multiple first signals, it is determined that have the activity of multiple student questions；
    When snoop results are not receive any first signal, it is determined that there is no the activity of student question.
  18. System according to claim 17, it is characterized in that, each first equipment has unique device identity, the unique device identity of first equipment was pre-established and was associated with student's personal information and student's seat information, and included the information about the unique device identity of first equipment in first signal；
    First control module determines the personal information of student putd question to and the mode of location information includes:
    The unique device identity of first equipment is obtained from first signal received；
    According to the incidence relation of the unique device identity and student's personal information and student's seat information, the personal information and location information of the student putd question to are determined.
  19. System according to claim 15, which is characterized in that the interactive video teaching device further includes with lower module:
    Mechanism setup module is configured to the mechanism that video of the setting for triggering about teacher asking questions link is played at a part triggering node；
    Third control module is configured to when at target gives lessons video playing to the triggering node for being provided with the mechanism, control play it is associated with current triggering node described in video about teacher asking questions link, to put question to student；
    4th control module is configured to monitoring about the response activity asked a question to student, and the process handled accordingly the response activity according to snoop results control triggering.
  20. System according to claim 19, it is characterized in that, the system also includes the second equipment, second device configuration issues second signal at the operation in response to student, and described to include student in response to activity operate second equipment and issue the activity of second signal in response to described ask a question.
  21. System according to claim 20, which is characterized in that can be realized according to the second signal and be associated with the personal information of student and location information；
    4th control module is configured to monitoring about the response activity asked a question to student, and the mode of the process handled accordingly the response activity according to snoop results control triggering includes:
    According to logic of propositions and all second signals listened to, the personal information and location information of the corresponding student of at least one second signal are obtained；
    It is played out according to the video that the information got transfers the teacher's erect-position direction to match with the location information with the student to illustrate the student to start to answer a question.
  22. System described in any one of 5-21 according to claim 1, which is characterized in that the interactive video teaching device further includes with lower module:
    Schedule monitoring module is configured to monitor the target at preset monitoring node and gives lessons the playback progress of video；
    5th control module, be configured to when with the target give lessons video default playback progress compared with, when currently playing progress retardation is more than preset duration, triggers and the particular video frequency for being more than preset duration in response to the retardation associated with the monitoring node is played out.
  23. System according to claim 15, which is characterized in that the system also includes the third equipment that the focus state being configured to student is monitored；
    The interactive video teaching device further includes with lower module:
    Labeling module is configured to the content according to video clip, marks corresponding focus label to each video clip；
    Monitoring module, it is configured to be monitored the focus of student by the third equipment, when the focus label for monitoring the current focus state of student and currently playing video clip is marked is not met and the current focus state duration is more than preset duration, controls the third equipment and the student is reminded.
  24. A kind of interactive video lecture system, which is characterized in that the system comprises master control equipments, wherein the master control equipment includes:
    Memory；
    Processor；And
    Interactive video teaching device, the software function module that the interactive video teaching device is installed in the memory, and is executed including one or more by the processor, described device include:
    Segment division module, the video that is configured to give lessons target are divided into several video clips, wherein each video clip includes the complete meaning of one's words, is marked with triggering node between every two adjacent video clip；
    Mechanism setup module is configured to the mechanism that video of the setting for triggering about teacher asking questions link is played at a part triggering node；
    First control module is configured to when at target gives lessons video playing to the triggering node for being provided with the mechanism, Control plays the video about teacher asking questions link associated with current triggering node, to put question to student；
    Second control module is configured to monitoring about the response activity asked a question to student, and the process handled accordingly the response activity according to snoop results control triggering.
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