CN115331504B - Interactive teaching system based on wireless recording and broadcasting system - Google Patents
Interactive teaching system based on wireless recording and broadcasting system Download PDFInfo
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- CN115331504B CN115331504B CN202210997766.6A CN202210997766A CN115331504B CN 115331504 B CN115331504 B CN 115331504B CN 202210997766 A CN202210997766 A CN 202210997766A CN 115331504 B CN115331504 B CN 115331504B
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses an interactive teaching system based on a wireless recording and broadcasting system, wherein a network port of a storage server is connected with a first LAN port of an interactive terminal server through a first network cable; the storage server is connected with the display terminal through a network HDMI cable; the first video matrix is accessed into a second LAN port of the interactive terminal server through a second network cable and is in wireless connection with a wireless interactive terminal teacher machine and/or a wireless interactive terminal student machine; the second video matrix is accessed to a third LAN port of the interactive terminal server through a third network cable and is in wireless connection with a wireless interactive terminal teacher machine and/or a wireless interactive terminal student machine. The whole teaching process is displayed immediately, and students watch the advertising and bibliography teaching in real time; the authoring process is restored, the authoring processes of all students can be synchronously recorded and played back, the processes are traced, and the teaching is more quality; recording before and during the course is supported, high-quality cases are formed into teaching resources of the whole set of system, precipitation of the high-quality resources is realized, and teaching burden is reduced.
Description
Technical Field
The invention relates to the technical field of teaching, in particular to an interactive teaching system based on a wireless recording and broadcasting system.
Background
At present, in the actual teaching process, the following technical problems exist: 1. the teacher performs actual operation, the students watch around, the surrounding teaching is performed, the teaching efficiency is low, the quality is poor, the teacher repeatedly demonstrates, and the burden is excessive; the surrounding teaching students cannot hear clearly, see incompletely, and important learning steps cannot be mastered in real time; 2. the teaching process can not be restored, in the teaching process, the teacher can not grasp and comment on the problems in the drawing of the student in real time, the student is difficult to review the serious difficulty of teaching after class, and the sustainable effect of the learning is not ideal; 3. the students can listen and imitate the traditional teaching type teaching, so that the students are easy to bind, and the students can not learn actively, so that the individuality and creativity are lacking.
Disclosure of Invention
The present invention aims to solve, at least to some extent, one of the technical problems in the above-described technology. Therefore, the invention aims to provide an interactive teaching system based on a wireless recording and broadcasting system, the whole teaching process is displayed in real time, and students watch the talent teaching in real time; the authoring process is restored, the authoring processes of all students can be synchronously recorded and played back, the processes are traced, and the teaching is more quality; recording before and during the class is supported, high-quality cases are formed into teaching resources of the whole set of system, and precipitation of the high-quality resources is realized; the teacher can learn by means of contrast teaching, full recording and broadcasting and the like in the same key way, repeated teaching is not needed, and teaching burden is reduced.
In order to achieve the above objective, an embodiment of the present invention provides an interactive teaching system based on a wireless recording and broadcasting system, including: the system comprises a storage server, an interactive terminal server, a first video matrix, a second video matrix, a wireless interactive terminal student machine, a wireless interactive terminal teacher machine and a display terminal, wherein the storage server is provided with a wireless recording and broadcasting system; wherein, the liquid crystal display device comprises a liquid crystal display device,
the network port of the storage server is connected with a first LAN port of the interactive terminal server through a first network cable;
the storage server is connected with the display terminal through a network HDMI cable;
the first video matrix is accessed to a second LAN port of the interactive terminal server through a second network cable and is in wireless connection with the wireless interactive terminal teacher machine and/or the wireless interactive terminal student machine;
and the second video matrix is accessed into a third LAN port of the interactive terminal server through a third network cable and is in wireless connection with the wireless interactive terminal teacher machine and/or the wireless interactive terminal student machine.
According to some embodiments of the invention, the system further comprises a mobile charging cabinet for intensively supplying power to the wireless interactive terminal student machine and the wireless interactive terminal teacher machine.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a first practical training process display instruction input by a user based on a display main interface and transmitting the first practical training process display instruction to a single first target wireless interactive terminal student machine based on the interactive terminal server, a first video matrix or a second video matrix; the first practical training process display instruction comprises an address of a student machine of a first target wireless interactive terminal corresponding to a single target student;
the first target wireless interactive terminal student machine is used for receiving the first practical training process display instruction, generating a practical training process detail picture of a student, transmitting to the storage server based on the first video matrix or the second video matrix and the interactive terminal server, and displaying through the display terminal.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a group training comparison instruction input by a user based on a display main interface and transmitting the group training comparison instruction to a plurality of second target wireless interactive terminal student computers based on the interactive terminal server, the first video matrix and/or the second video matrix; the group training comparison instruction comprises addresses of second target wireless interactive terminal student machines corresponding to a plurality of groups of students;
and the second target wireless interactive terminal student computers corresponding to the groups of students are used for receiving the group training comparison instructions, generating training process detail pictures and training results of the students of each group according to groups respectively, transmitting to the storage server based on the first video matrix and/or the second video matrix and the interactive terminal server, and displaying through the display terminal.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a practical training recording and broadcasting instruction input by a user based on a display main interface and transmitting the practical training recording and broadcasting instruction to a plurality of third target wireless interactive terminal student computers based on the interactive terminal server, the first video matrix and/or the second video matrix; the practical training recorded broadcast instruction comprises addresses of a plurality of groups of students corresponding to third target wireless interactive terminal student machines;
and the third target wireless interactive terminal student computers corresponding to the groups of students are used for receiving the practical training recording and broadcasting instructions, respectively recording practical training process detail pictures of each student, generating recorded videos, and transmitting to the storage server and storing based on the first video matrix and/or the second video matrix and the interactive terminal server.
According to some embodiments of the present invention, the storage server is configured to receive a recording playback instruction input by a user based on a display main interface, and call a recorded video;
and the display terminal plays the recorded video.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a job receiving instruction input by a user based on a display main interface, and transmitting the job receiving instruction to a plurality of fourth target wireless interactive terminal student machines based on the interactive terminal server, the first video matrix and/or the second video matrix; the order for collecting the homework comprises addresses of fourth target wireless interaction terminal student machines corresponding to a plurality of groups of students;
and the fourth target wireless interaction terminal student machines corresponding to the groups of students are used for receiving the homework receiving instructions, determining homework pictures of each student, and transmitting to the storage server based on the first video matrix and/or the second video matrix and the interaction terminal server for storage.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a second training process display instruction input by a user based on a display main interface and transmitting the second training process display instruction to a wireless interactive terminal teacher machine based on the interactive terminal server, the first video matrix or the second video matrix; the second training process display instruction comprises an address of a teacher machine of the wireless interactive terminal;
and the wireless interactive terminal teacher machine is used for receiving the second practical training process display instruction, generating a practical training process detail picture of a teacher, transmitting the practical training process detail picture to the storage server based on the first video matrix or the second video matrix and the interactive terminal server, and displaying the practical training process detail picture through the display terminal.
According to some embodiments of the invention, the recording module further comprises a conversion module for converting the recorded video into MP4 format.
According to some embodiments of the invention, when the display terminal displays the detail picture of the training process of the student, the right side of the page is also displayed with a whiteboard tool; the whiteboard tool includes at least one of line shape, line width, color, transparency.
The beneficial effects are that:
1. the multi-channel synchronous recording and playback is combined with a new 5G transmission technology, the real-time picture of the practical training process is displayed in an ultra-clear way, 30 frames are fast and smooth, 48 groups of practical operations are supported to be synchronously recorded and stored independently, infinite review is supported, and the detailed process of the practical training operation process of students is completely recorded.
2. The humanized design is simple and easy to use, a teacher can quickly get on hand and use the device without complex computer operation knowledge, the practical training record work load of the teacher is reduced, and the practical training teaching efficiency is improved.
3. The subject scene covers all over, and the system is not limited by subjects, and is applicable to various practical operation subjects, such as: many scenes such as creating, cooking, manual, sewing, handwriting, painting, ceramic, carving, flower art, etc.
4. 5 minutes install the deployment fast, the scheme is simple in construction, and equipment adopts wireless connection, and is convenient portable, builds fast, need not the wiring, lightens real standard room and builds cost, and compatible all kinds of current real standard rooms can carry out direct upgrading in original real standard room.
5. The method is applied in a low-cost scale, the construction budget is low, the quick construction of the training rooms of the power-assisted city, county and district schools is realized, the informatization level of the local digital training rooms is improved, and the special training base is constructed.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the connection of an interactive teaching system based on a wireless recording and broadcasting system according to an embodiment of the present invention;
FIG. 2 is a schematic layout diagram of an interactive teaching system based on a wireless recording and playing system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a main interface of a wireless recording and broadcasting system according to one embodiment of the present invention;
FIG. 4 is a schematic diagram showing a training process in an art training room according to one embodiment of the present invention;
FIG. 5 is a schematic diagram of a training recording in a music training room according to one embodiment of the invention;
FIG. 6 is a schematic diagram of a training review in a music training room, according to one embodiment of the invention;
FIG. 7 is a schematic diagram of a wireless interactive terminal I30 according to one embodiment of the present invention;
FIG. 8 is a schematic diagram of a wireless interactive terminal I9 according to one embodiment of the present invention;
fig. 9 is a schematic diagram of a wireless interactive terminal I15 according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
According to the embodiment of the invention, an interactive teaching system based on a wireless recording and broadcasting system is provided for explanation according to fig. 1-9.
As shown in fig. 1, an embodiment of the present invention provides an interactive teaching system based on a wireless recording and broadcasting system, including: the system comprises a storage server, an interactive terminal server, a first video matrix, a second video matrix, a wireless interactive terminal student machine, a wireless interactive terminal teacher machine and a display terminal, wherein the storage server is provided with a wireless recording and broadcasting system; wherein, the liquid crystal display device comprises a liquid crystal display device,
the network port of the storage server is connected with a first LAN port of the interactive terminal server through a first network cable;
the storage server is connected with the display terminal through a network HDMI cable;
the first video matrix is accessed to a second LAN port of the interactive terminal server through a second network cable and is in wireless connection with the wireless interactive terminal teacher machine and/or the wireless interactive terminal student machine;
and the second video matrix is accessed into a third LAN port of the interactive terminal server through a third network cable and is in wireless connection with the wireless interactive terminal teacher machine and/or the wireless interactive terminal student machine.
The working principle of the technical scheme is as follows:
the display terminal comprises teaching multimedia display equipment such as an integrated machine, an electronic whiteboard and the like.
The first video matrix, the second video matrix and the interactive terminal server are arranged above the display terminal without shielding.
The storage server and the wireless interactive terminal teacher machine are placed at the podium.
The wireless recording and broadcasting system adopts a 5G wireless video transmission technology to display and interact a real-time operation process, and the practical training teaching efficiency of teachers is improved through core functions such as contrast teaching, random calling, multi-group recording and one-key collecting operation and the like.
Constructing a video matrix by the first video matrix and the second video matrix; and the video matrix is used for interconnecting all wireless interactive terminals in the same classroom based on the wireless interactive terminal student machine, the wireless interactive terminal teacher machine and the wireless recording and broadcasting system to form a wireless full recording and broadcasting interactive classroom.
The wireless interactive terminal student machine can shoot the operation detail process of each student, the wireless interactive terminal teacher machine can shoot the operation detail process of a teacher, the picture can be displayed on a large screen with the aid of the wireless recording and broadcasting system, and all teachers and students can intuitively watch the operation detail process. The design of the upgrade version double shot can upgrade the application scene, show the operation details at multiple angles and restore the process. The wireless interactive terminal can conduct classroom interaction, show a large screen in real time in a practical training operation process, and can be watched by students in the whole class, so that classroom teaching effects are guaranteed, and the teaching is carried out in the alternative. Different from the traditional training classrooms, the system can restore the training operation process and digitally collect static or dynamic contents; the teaching aid can also replace traditional practical training teaching, so that the learning enthusiasm of students can be stimulated, the classroom atmosphere is activated, and the teaching efficiency of teachers is improved by comparing the interactive modes of teaching, random calling, full recording and broadcasting and the like.
The storage server adopts an i7-10700FCPU processor and above, 16GB memory, 256GB hard disk capacity and 1 TB-transfer mechanical hard disk, and ensures the normal processing operation of the wireless recording and broadcasting system.
Before the interactive teaching system based on the wireless recording and broadcasting system is used, the power supplies of the interactive terminal server, the first video matrix and the second video matrix are turned on, and after the indicator lamps of the interactive terminal server, the first video matrix and the second video matrix are turned on, the interactive terminal server, the first video matrix and the second video matrix are in a state to be connected. And (3) turning on power supplies of a student machine of the wireless interactive terminal and a teacher machine of the wireless interactive terminal, and automatically establishing wireless connection among the interactive terminal server, the first video matrix and the second video matrix.
And opening the software installed on the storage server, and calling the pictures of the teacher machine or the student machine for use.
The interaction terminal server: the IP address allocation method is used for allocating IP addresses to the teacher machine of the wireless interaction terminal and the student machine of the wireless interaction terminal;
a first video matrix and a second video matrix: two different wifi signals are respectively transmitted, wireless connection is established with a teacher machine and a plurality of student machines of the wireless interaction terminal, but one video matrix corresponds to the teacher machine, and one video matrix corresponds to the student machines, and basically, the video signals are distributed evenly according to the total number of the teacher machines and the student machines.
The beneficial effects of the technical scheme are that: the whole teaching process is displayed immediately, and students watch the allowances teaching in real time; the authoring process is restored, the authoring processes of all students can be synchronously recorded and played back, the processes are traced, and the teaching is more quality; recording before and during the class is supported, high-quality cases are formed into teaching resources of the whole set of system, and precipitation of the high-quality resources is realized; the teacher can learn by means of contrast teaching, full recording and broadcasting and the like in the same key way, repeated teaching is not needed, and teaching burden is reduced.
As shown in fig. 2, according to some embodiments of the present invention, the portable charging cabinet is further included for centralized power supply for the wireless interactive terminal student machine and the wireless interactive terminal teacher machine.
The beneficial effects of the technical scheme are that: the charging cabinet is placed at a corner of a classroom or near a power socket, can be used for centralized charging of a student machine of the wireless interactive terminal and a teacher machine of the wireless interactive terminal, meets the use requirement of the interactive terminal in the classroom, can store the interactive terminal, prevents loss and damage, and improves the use efficiency of the interactive terminal.
3-4, according to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a first practical training process display instruction input by a user based on a display main interface and transmitting the first practical training process display instruction to a single first target wireless interactive terminal student machine based on the interactive terminal server, a first video matrix or a second video matrix; the first practical training process display instruction comprises an address of a student machine of a first target wireless interactive terminal corresponding to a single target student;
the first target wireless interactive terminal student machine is used for receiving the first practical training process display instruction, generating a practical training process detail picture of a student, transmitting to the storage server based on the first video matrix or the second video matrix and the interactive terminal server, and displaying through the display terminal.
The technical scheme has the working principle and beneficial effects that: the method can randomly call the detail picture large screen display of the training process of a single student or a certain student, and the picture is clear and smooth. The teacher critizes the practical operation process of a student, and the students in the whole class watch the study together, so that the practical training teaching efficiency is improved.
The wireless recording and broadcasting system comprises the following main functions: the training process display, the group training comparison, the training recording and playing, the training review, the collecting operation and the like. The record and sharing of mobile practical training teaching are creatively realized, and new experience of the practical training teaching is realized. The system not only can realize daily interaction, contrast and teaching in a practical training classroom and can be randomly called, but also can record and review practical operation video commentary in the whole practical operation process, and can carry out data management on the practical training video.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a group training comparison instruction input by a user based on a display main interface and transmitting the group training comparison instruction to a plurality of second target wireless interactive terminal student computers based on the interactive terminal server, the first video matrix and/or the second video matrix; the group training comparison instruction comprises addresses of second target wireless interactive terminal student machines corresponding to a plurality of groups of students;
and the second target wireless interactive terminal student computers corresponding to the groups of students are used for receiving the group training comparison instructions, generating training process detail pictures and training results of the students of each group according to groups respectively, transmitting to the storage server based on the first video matrix and/or the second video matrix and the interactive terminal server, and displaying through the display terminal.
The technical scheme has the working principle and beneficial effects that: the training process of 2 groups, 4 groups, 8 groups and 24 groups can be randomly selected for comparison teaching, the training process or result of different students is displayed, and the teacher explains the important points according to the mastering degree of different students.
As shown in fig. 5, according to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a practical training recording and broadcasting instruction input by a user based on a display main interface and transmitting the practical training recording and broadcasting instruction to a plurality of third target wireless interactive terminal student computers based on the interactive terminal server, the first video matrix and/or the second video matrix; the practical training recorded broadcast instruction comprises addresses of a plurality of groups of students corresponding to third target wireless interactive terminal student machines;
and the third target wireless interactive terminal student computers corresponding to the groups of students are used for receiving the practical training recording and broadcasting instructions, respectively recording practical training process detail pictures of each student, generating recorded videos, and transmitting to the storage server and storing based on the first video matrix and/or the second video matrix and the interactive terminal server.
The technical scheme has the working principle and beneficial effects that: the multi-channel synchronous recording is realized, the whole process of practical operation details of students is comprehensively shot, and the one-key real-time synchronous recording of the experimental processes of 8 groups, 24 groups and 48 groups is supported as practical training recording data of the students.
As shown in fig. 6, according to some embodiments of the present invention, the storage server is configured to receive a recorded broadcast playback instruction input by a user based on a display main interface, and call a recorded video;
and the display terminal plays the recorded video.
The technical scheme has the working principle and beneficial effects that: and each process can be looked back, the practical training process of the student can be looked back according to practical training operation data corresponding to the student, powerful guarantee is provided for recording the practical training process of the student by a teacher, and a powerful teaching rear shield is provided for a teaching material resource library.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a job receiving instruction input by a user based on a display main interface, and transmitting the job receiving instruction to a plurality of fourth target wireless interactive terminal student machines based on the interactive terminal server, the first video matrix and/or the second video matrix; the order for collecting the homework comprises addresses of fourth target wireless interaction terminal student machines corresponding to a plurality of groups of students;
and the fourth target wireless interaction terminal student machines corresponding to the groups of students are used for receiving the homework receiving instructions, determining homework pictures of each student, and transmitting to the storage server based on the first video matrix and/or the second video matrix and the interaction terminal server for storage.
The technical scheme has the working principle and beneficial effects that: in the art teaching process of the example, the wireless full recording and broadcasting system can collect works completed by all students through one key, and paper painting works are converted into electronic resources through one key, so that archiving and classified management are facilitated, and a personal work library of the students is formed.
According to some embodiments of the present invention, the display terminal is configured to display a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a second training process display instruction input by a user based on a display main interface and transmitting the second training process display instruction to a wireless interactive terminal teacher machine based on the interactive terminal server, the first video matrix or the second video matrix; the second training process display instruction comprises an address of a teacher machine of the wireless interactive terminal;
and the wireless interactive terminal teacher machine is used for receiving the second practical training process display instruction, generating a practical training process detail picture of a teacher, transmitting the practical training process detail picture to the storage server based on the first video matrix or the second video matrix and the interactive terminal server, and displaying the practical training process detail picture through the display terminal.
The technical scheme has the working principle and beneficial effects that: the student can clearly check the actual operation of the teacher, and the teaching quality is improved.
According to some embodiments of the invention, the recording module further comprises a conversion module for converting the recorded video into MP4 format.
According to some embodiments of the invention, when the display terminal displays the detail picture of the training process of the student, the right side of the page is also displayed with a whiteboard tool; the whiteboard tool includes at least one of line shape, line width, color, transparency.
The technical scheme has the working principle and beneficial effects that: the teacher can set the line shape, line width, color, transparency and the like of different painting brushes, and annotate and explain course contents or a certain student picture in a classroom.
As shown in fig. 7, a schematic diagram of the wireless interactive terminal I30 includes the following functions: the built-in HDMI Ethernet port type-c is converted into a USB interface, and the multi-interface multi-scene type USB interface is used; the universal hose type design is adjustable in any direction; double-screen real-time preview supports picture zoom lens switching; recording a large scene in a nodding wide angle mode, and recording a detail picture by a side shooting probe; the 5G WIFI/wired connection is supported, and the synchronous state of synchronous display of computer software instructions of a 7-inch liquid crystal display of a wired and wireless two-in-one deployment base is realized.
In an embodiment, further comprising:
the first analysis module is used for supervising a first learning video of each student terminal aiming at the recorded video when the student terminal views the recorded video of the objective department;
pre-analyzing the first learning video, and establishing a first multidimensional parameter list of each student;
the second analysis module is used for supervising a second learning video of each student end aiming at teaching interaction when the student end and the teacher end perform teaching interaction based on the target subjects;
pre-analyzing the second learning video, and establishing a second multidimensional parameter list of each student;
the network delay processing module is used for capturing weblogs of a student end and a teacher end in the teaching interaction process, and acquiring delay data in the weblogs to obtain a network delay point set;
the time period acquisition module is used for establishing a time stamp consistent with the interactive video of the teacher end, marking each network delay point in the network delay point set on a corresponding point of the time stamp, and acquiring a delay time period;
capturing the blocking condition of each frame of video frame in each delay time period to obtain a blocking set;
the video acquisition module is used for acquiring smooth video frames adjacent to the blocking set based on a nearby principle, and transitional videos corresponding to the blocking set according to the smooth video frames;
the factor determining module is used for determining a first influence teaching interaction factor corresponding to the delay time period according to the picture cartoon ratio and the picture delay time of each video frame in the cartoon set;
the factor adjustment module is used for adjusting the first influence teaching interaction factor according to the frame information of each transition frame in the transition video to obtain a second influence teaching interaction factor;
the list adjustment module is used for adjusting the second multi-dimensional parameter list based on the second influence teaching interaction factor to obtain a third multi-dimensional parameter list;
the difference acquisition module is used for carrying out statistical analysis on the first multi-dimensional parameter list and the third multi-dimensional parameter list and determining learning differences of the students in the process of checking recorded videos and carrying out teaching activities;
the deviation recommending module is used for determining teaching learning deviation of the students according to the learning difference and taking the teaching learning deviation as reference deviation of the students;
and determining bias interaction, bias non-interaction and neutral interaction based on the reference bias of each student in the student terminals, and acquiring the recommended bias of each student terminal based on the duty ratio of all the reference biases respectively.
Preferably, the multidimensional parameter list is related to answer accuracy, response speed to questions, arrangement difficulty of knowledge points, grasping degree of the knowledge points by students, class carefully and interaction condition.
In this embodiment, since the preference degrees of different students are different from each other in the teaching process of different students and in the teaching process of different teaching modes, the preference is determined by comparing and analyzing the teaching situations of the same subjects who do not perform teaching interaction (i.e. by recording video) and the teaching situations of the same subjects who perform teaching interaction.
The first learning video represents a learning state when the student learns to record the video.
The first learning video represents a learning state of the student when the student performs teaching interaction.
In this embodiment, since the situation of video jamming, delay, etc. is generally unavoidable during the interaction based on the wireless communication connection, the network delay point set is obtained by capturing the delay data, and the network delay point set includes the initial delay point and the termination delay point of several time periods.
In this embodiment, the delay period may be obtained by labeling the corresponding point to the network delay point.
In this embodiment, the stuck-at set, i.e. comprising several consecutive stuck-at frames, may be obtained by capturing the stuck-at condition.
In this embodiment, the transitional video, that is, the fluent video adjacent to the video is obtained, so that the first influencing teaching interaction factor of each delay period is determined according to the picture-on-clip ratio and the picture delay time.
Wherein y1 represents a first influencing teaching interaction factor corresponding to the delay period;representing weights associated with the picture jam index; />Representing weights associated with the picture delay indicators; r1 represents a picture stuck pixel block; r represents the total pixel block on the picture; n1 represents the total number of picture stuck color distinction in picture stuck; s is(s) i A weight indicating the i-th distinguished picture stuck color; r is (r) i Representing a pixel block corresponding to the i-th distinguished picture stuck color; Δt represents the screen delay time.
In this embodiment, after determining the transition video, a first determination is performed on the teaching interaction condition of the smooth video segment, a second determination is performed on the teaching interaction condition of the video segment, and based on two determination results, the first influencing teaching interaction factor is adjusted to obtain a second influencing teaching interaction factor, and mainly, a connection between the interaction condition in the transition video and the first influencing teaching interaction factor is established.
In this embodiment, the learning difference refers to the situation of interest in the class of the same subject after the comprehensive statistics of each item in the multidimensional parameter list, so as to obtain the learning difference.
In this embodiment, for example, the learning bias of the students 1, 2, 3, 4, 5, 7 is the teaching interaction, the learning bias of the student 6 is the non-teaching interaction, the learning bias of the students 8, 9 is the neutral (both are possible), at this time, the recommendation bias is determined by determining different duty ratios, for example, the last determined recommendation bias is the teaching interaction.
The beneficial effects of the technical scheme are as follows: through establishing teaching interaction and the multidimensional parameter list of the teaching interaction (recording video) in-process of not teaching, and analyzing the list of the teaching interaction in-process based on conditions such as blocking and transition in network delay, can be effectual to adjust interactive factors, improve the accuracy of learning difference, finally through confirming deflection, the effectual improvement teaching efficiency of assurance higher efficiency, also can realize remote teaching based on teacher's end and student's end simultaneously, improve the teaching effect.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. An interactive teaching system based on a wireless recording and broadcasting system is characterized by comprising: the system comprises a storage server, an interactive terminal server, a first video matrix, a second video matrix, a wireless interactive terminal student machine, a wireless interactive terminal teacher machine and a display terminal, wherein the storage server is provided with a wireless recording and broadcasting system; wherein, the liquid crystal display device comprises a liquid crystal display device,
the network port of the storage server is connected with a first LAN port of the interactive terminal server through a first network cable;
the storage server is connected with the display terminal through a network HDMI cable;
the first video matrix is accessed to a second LAN port of the interactive terminal server through a second network cable and is in wireless connection with the wireless interactive terminal teacher machine and/or the wireless interactive terminal student machine;
the second video matrix is accessed to a third LAN port of the interactive terminal server through a third network cable and is in wireless connection with the wireless interactive terminal teacher machine and/or the wireless interactive terminal student machine;
further comprises:
the first analysis module is used for supervising a first learning video of each student terminal aiming at the recorded video when the student terminal views the recorded video of the objective department;
pre-analyzing the first learning video, and establishing a first multidimensional parameter list of each student;
the second analysis module is used for supervising a second learning video of each student end aiming at teaching interaction when the student end and the teacher end perform teaching interaction based on the target subjects;
pre-analyzing the second learning video, and establishing a second multidimensional parameter list of each student;
the network delay processing module is used for capturing weblogs of a student end and a teacher end in the teaching interaction process, and acquiring delay data in the weblogs to obtain a network delay point set;
the time period acquisition module is used for establishing a time stamp consistent with the interactive video of the teacher end, marking each network delay point in the network delay point set on a corresponding point of the time stamp, and acquiring a delay time period;
capturing the blocking condition of each frame of video frame in each delay time period to obtain a blocking set;
the video acquisition module is used for acquiring a smooth video frame adjacent to the cartoon set based on a nearby principle, and determining a transition video corresponding to the cartoon set according to the smooth video frame;
the factor determining module is used for determining a first influence teaching interaction factor corresponding to the delay time period according to the picture cartoon ratio and the picture delay time of each video frame in the cartoon set;
the factor adjustment module is used for adjusting the first influence teaching interaction factor according to the frame information of each transition frame in the transition video to obtain a second influence teaching interaction factor;
the list adjustment module is used for adjusting the second multi-dimensional parameter list based on the second influence teaching interaction factor to obtain a third multi-dimensional parameter list;
the difference acquisition module is used for carrying out statistical analysis on the first multi-dimensional parameter list and the third multi-dimensional parameter list and determining learning differences of the students in the process of checking recorded videos and carrying out teaching activities;
the deviation recommending module is used for determining teaching learning deviation of the students according to the learning difference and taking the teaching learning deviation as reference deviation of the students;
and determining bias interaction, bias non-interaction and neutral interaction based on the reference bias of each student in the student terminals, and acquiring the recommended bias of each student terminal based on the duty ratio of all the reference biases respectively.
2. The interactive teaching system based on the wireless recording and broadcasting system according to claim 1, further comprising a mobile charging cabinet for intensively supplying power to the wireless interactive terminal student machine and the wireless interactive terminal teacher machine.
3. The interactive teaching system based on the wireless recording and broadcasting system according to claim 1, wherein the display terminal is used for displaying a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a first practical training process display instruction input by a user based on a display main interface and transmitting the first practical training process display instruction to a single first target wireless interactive terminal student machine based on the interactive terminal server, a first video matrix or a second video matrix; the first practical training process display instruction comprises an address of a student machine of a first target wireless interactive terminal corresponding to a single target student;
the first target wireless interactive terminal student machine is used for receiving the first practical training process display instruction, generating a practical training process detail picture of a student, transmitting to the storage server based on the first video matrix or the second video matrix and the interactive terminal server, and displaying through the display terminal.
4. The interactive teaching system based on the wireless recording and broadcasting system according to claim 1, wherein the display terminal is used for displaying a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a group training comparison instruction input by a user based on a display main interface and transmitting the group training comparison instruction to a plurality of second target wireless interactive terminal student computers based on the interactive terminal server, the first video matrix and/or the second video matrix; the group training comparison instruction comprises addresses of second target wireless interactive terminal student machines corresponding to a plurality of groups of students;
and the second target wireless interactive terminal student computers corresponding to the groups of students are used for receiving the group training comparison instructions, generating training process detail pictures and training results of the students of each group according to groups respectively, transmitting to the storage server based on the first video matrix and/or the second video matrix and the interactive terminal server, and displaying through the display terminal.
5. The interactive teaching system based on the wireless recording and broadcasting system according to claim 1, wherein the display terminal is used for displaying a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a practical training recording and broadcasting instruction input by a user based on a display main interface and transmitting the practical training recording and broadcasting instruction to a plurality of third target wireless interactive terminal student computers based on the interactive terminal server, the first video matrix and/or the second video matrix; the practical training recorded broadcast instruction comprises addresses of a plurality of groups of students corresponding to third target wireless interactive terminal student machines;
and the third target wireless interactive terminal student computers corresponding to the groups of students are used for receiving the practical training recording and broadcasting instructions, respectively recording practical training process detail pictures of each student, generating recorded videos, and transmitting to the storage server and storing based on the first video matrix and/or the second video matrix and the interactive terminal server.
6. The interactive teaching system based on the wireless recording and playing system according to claim 5, wherein the storage server is used for receiving a recording and playing back instruction input by a user based on a display main interface and calling a recorded video;
and the display terminal plays the recorded video.
7. The interactive teaching system based on the wireless recording and broadcasting system according to claim 1, wherein the display terminal is used for displaying a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a job receiving instruction input by a user based on a display main interface, and transmitting the job receiving instruction to a plurality of fourth target wireless interactive terminal student machines based on the interactive terminal server, the first video matrix and/or the second video matrix; the order for collecting the homework comprises addresses of fourth target wireless interaction terminal student machines corresponding to a plurality of groups of students;
and the fourth target wireless interaction terminal student machines corresponding to the groups of students are used for receiving the homework receiving instructions, determining homework pictures of each student, and transmitting to the storage server based on the first video matrix and/or the second video matrix and the interaction terminal server for storage.
8. The interactive teaching system based on the wireless recording and broadcasting system according to claim 1, wherein the display terminal is used for displaying a main interface of the wireless recording and broadcasting system of the training room;
the storage server is used for receiving a second training process display instruction input by a user based on a display main interface and transmitting the second training process display instruction to a wireless interactive terminal teacher machine based on the interactive terminal server, the first video matrix or the second video matrix; the second training process display instruction comprises an address of a teacher machine of the wireless interactive terminal;
the wireless interactive terminal teacher machine is used for receiving the second practical training process display instruction, generating a practical training process detail picture of a teacher, transmitting to the storage server based on the first video matrix or the second video matrix and the interactive terminal server, and displaying through the display terminal.
9. The interactive teaching system according to claim 5, further comprising a conversion module for converting the recorded video into MP4 format.
10. The interactive teaching system based on the wireless recording and broadcasting system as set forth in claim 3, wherein when the display terminal displays the detail picture of the training process of the student, a whiteboard tool is also displayed on the right side of the page; the whiteboard tool includes at least one of line shape, line width, color, transparency.
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