JP2001022257A - Method and device for supporting preparation of teaching material for utilizing lecture information, and storage medium stored with program therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automatically perform not only the preparation of CAI materials, but also the preparation of CAI teaching material scenario according to lecture contents and the editing of raw material by a computer at the time of making the lecture information into intelligent CAI teaching materials. SOLUTION: Intelligent CAI teaching materials are prepared from lecture information (S4) by performing the preparation of study targets enumerating the items desired to teach CAI teaching materials to students, the construction of a scenario specifying a picture flow presented to the students, and the preparation of knowledge on the teaching material structure consisting of the study targets and information related to scenario, thereby preparing the CAI teaching material from slides for lecture (S1), specifying, by using lecture logs, lecture videos, and lecturer's voice, the media used in the sections presenting each lecture slide and a start/end for using the media, allocating the lecture information from the start to the end of the utilization (S2), grouping the multimedia materials used during the lecture for each section presenting each lecture slide and synthesizing the lecture information (S3), and editing the teaching material structure knowledge of the CAI teaching materials prepared based on the synthesized lecture information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for supporting the creation of teaching materials utilizing lecture information and a storage medium storing a program for supporting the creation of teaching materials utilizing lecture information. The present invention relates to a method and a device for supporting the creation of lecture information utilizing teaching materials for utilizing the teaching materials of an intelligent CAI system, and a storage medium storing a program for supporting the production of lecture information utilizing teaching materials.

[0002]

2. Description of the Related Art An intellectual CAI teaching material has a learning goal that enumerates items to be taught to a learner, a scenario that defines a flow of a screen to be presented to the learner, and learning material structure information including information relating to both. It is composed of multimedia materials that are screen information to be presented to the learner. FIG. 9 shows the configuration of the intelligent CAI system.

[0003] Generally, an intelligent CAI system manages teaching material knowledge 300, which is systematic knowledge in a target field of teaching material, teaching strategy knowledge 210, which is knowledge about a teacher's teaching method, and understanding information for each individual learner. It is composed of three pieces of learner information 220. Of these, the only information that the learning material creator needs to create is the learning material knowledge 300. Others are provided with the system and are general-purpose knowledge independent of teaching materials. The input from the learner is passed to the teaching strategy, and inference is performed using the teaching strategy knowledge 210 based on the teaching material knowledge 300 and the learner information 220 to determine the optimal teaching material information to be presented to the learner. Note that the learner information 220 itself is updated every time by the teaching strategy knowledge 210, and always reflects the latest learning state.

[0004] The method of expressing the teaching material knowledge 300 differs depending on the type of the target knowledge. Here, an example suitable for acquiring declarative knowledge will be described. The teaching material knowledge 300 includes a multimedia material 320 which is screen information actually presented to the learner and a teaching material structure knowledge 310 which describes a logical structure of the teaching material itself. The teaching material knowledge 300 is essential information for creating an intelligent CAI teaching material, and includes the following elements.

FIG. 10 is a diagram for explaining the teaching material knowledge. The learning material knowledge 300 includes a learning goal 10, a scenario 20, relation information 30 between the learning goal 10 and the scenario 20,
Relationship information 4 between scenario 20 and multimedia material 320
Consists of zero. Hereinafter, each of them will be described.・ Learning Goal 10: Lists items that the learner wants to teach, and is a sentence that describes specific contents such as "what can be done" and "what can be understood". Also called what knowledge (what to teach). When the field of the teaching material is determined, almost the same learning goals are listed regardless of the creator of the teaching material.

Scenario 20: Defines the story of the teaching material (what to teach and in what order), and corresponds to a chapter of a book or a page structure (each of the chapters and pages of a book is herein referred to as a chapter). Section, element). Also called how knowledge (how to teach), it generally differs for each creator even in the same teaching material field.

[0007] Relationship information 30 between the learning goal 10 and the scenario 20: Relationship information between the section elements of the scenario 10 and the learning goals taught there. In some cases, a plurality of learning goals are set on one page, or one learning Since the goal may be taught on multiple pages (different teaching styles), the relationship between the two is many: many. For each question in the exercise, the correspondence between the question and the learning goal is defined.

[0008] Scenario 20 and multimedia material 32
0 related information 40: Screen information to be presented to the learner in each element of the scenario 20 is defined. Since the mapping with the screen information is performed using a URL (Uniform Resource Locator), information distributed on the Internet can be used as the multimedia material 320. FIG. 11 shows a conventional CAI.
The system configuration for creating teaching materials is shown.

[0009] The CAI teaching material creation system shown in FIG.
It comprises a lecture information 500, a CAI teaching material creating unit 70, and a teaching material data testing unit 80. The lecture information 500 is a teaching material (material) used for the lecture, and is a multimedia lecture material 510 obtained by digitizing a lecture slide, a sound, a blackboard image, etc. presented to the learner, and a slide presentation log used by the lecturer during the lecture. The lecture log 520 includes information.

The multimedia lecture material 510
The video material (instructor video (video recorded and recorded by the instructor) and the board video) and the instructor audio (instruction audio that the instructor uttered during the lecture) were collected in synchronization with each other. Has a synchronized time code. In the case of creating the above-described intellectual CAI teaching material from the lecture information 500, as shown in FIG. 12, the preparation of the material (step 10) and the creation of the CAI teaching material (step 2)
0) and a test (step 30).

Step 10) Preparation of materials: lecture information 5
Collect 00 (material) (including collecting and studying information on teaching materials, unless you are a lecturer of the lecture or a person familiar with the contents of the teaching materials). Step 20) Preparation of CAI teaching material: Step 21) Arrangement of learning objectives: List and organize items (learning objectives) taught by the educational materials.

Step 22) Scenario design: The order of materials presented to the learner, chapters, and the relationship with the learning objective are also defined. Step 23) Input of teaching material knowledge: The structure of the lecture information (multimedia material) is converted into a CAI teaching material to generate a CAI teaching material. Also, by editing the teaching material structure knowledge, CAI
Intellectualize teaching materials.

Step 30) Test: The validity of the created teaching material data is confirmed. As described above, conventionally, the teaching material creator implements the steps after the creation of the CAI teaching material (step 20) using the teaching material creating system on the computer and the editing tool of the multimedia material.

[0014]

As described above, conventionally, in the process of creating CAI teaching materials from lecture information,
All processes from editing lecture information to generating CAI teaching materials and examining the teaching materials are manually performed by a teaching material creator using a teaching material creation system. However, in this method,
There are the following problems.

It is necessary to edit the teaching materials in accordance with the actual contents of the lecture, such as construction of a scenario in consideration of the story of the lecture; association of each of the lecture information verbs; This is done manually using a media material editing tool.

Further, in performing the above-mentioned association, the creator of the CAI teaching material and the lecturer (the creator of the lecture teaching material)
Must be the same person. Alternatively, the creator of the teaching material needs to be familiar with the contents of the lecture in advance. SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and has been described in the related art.
When creating AI teaching materials, not only the CAI teaching materials are generated, but also the CAI teaching material scenarios and the editing of the materials are automatically performed by the computer in accordance with the contents of the lecture. A method and a device for supporting the creation of lecture information utilizing teaching materials, and a program for supporting the creation of lecture information utilizing teaching materials, which allows anyone (even a lecture lecture material creator or a person who is not familiar with the contents of the lecture) to create CAI teaching materials including knowledge editing. It is an object of the present invention to provide a storage medium in which is stored.

[0017]

FIG. 1 is a diagram for explaining the principle of the present invention. The present invention (claim 1) relates to a lecture information utilizing teaching material creation supporting method for supporting a series of teaching material creating steps for creating a CAI teaching material utilizing lecture information,
Using a lecture slide and a lecture log used by a lecturer during a lecture, generating learning objectives listing items to be taught to a learner of a CAI teaching material, constructing a scenario defining a flow of a screen to be presented to the learner, and performing the learning. Create teaching material structural knowledge consisting of information on the relationship between the target and the scenario.
An AI teaching material is generated (step 1), and a lecture log, a lecture video, and a lecturer voice are used for each lecture slide presentation section.
The media used in the section and the start / end of use of the media are specified, and the lecture information from the start to the end of use is cut out (step 2), and each lecture slide presentation section is used during the lecture. Grouped multimedia materials, synthesize lecture information (Step 3), edit the teaching material structure knowledge of the CAI teaching material generated based on the synthesized lecture information, and create intelligent CAI teaching materials from the lecture information. (Step 4).

FIG. 2 is a block diagram showing the principle of the present invention. The present invention (Claim 2) is a lecture information utilizing teaching material creation support device that supports a series of teaching material creation processes for creating a CAI teaching material utilizing lecture information, wherein a lecture slide and a lecture log used by a lecturer during a lecture are recorded. Generate learning objectives that list items to be taught to learners of CAI teaching materials, construct a scenario that specifies the flow of screens to be presented to the learners, and learn teaching material structure knowledge that includes relationship information between the learning objectives and the scenarios. Using a CAI teaching material generating means 110 for generating CAI teaching materials from lecture slides, and using a lecture log, a lecture video, and a lecturer voice, for each lecture slide presentation section, the media used in the section and the Used media extracting means 130 for specifying the start / end of use of the media and extracting the lecture information from the start to the end of use, and a lecture for each presentation slide presentation section. Information combining means 140 for grouping the multimedia materials used for the lecture information and synthesizing the lecture information, based on the lecture information cut out by the used media extracting means 130 and the lecture information synthesized by the lecture information synthesizing means 130. And a teaching material structure editing means 150 for editing the teaching material structure knowledge of the CAI teaching material generated by the CAI teaching material generating means 110 and creating the intelligent CAI teaching material 700 from the lecture information.

The present invention (Claim 3) is a storage medium storing a lecture information utilizing teaching material creation support program for supporting a series of teaching material creating steps for creating a CAI teaching material utilizing lecture information. Using the lecture slide and the lecture log used by the user, generation of learning objectives listing items to be taught to the learner of the CAI teaching material, construction of a scenario defining a flow of a screen presented to the learner, the learning objective and the scenario Using the CAI teaching material generation process of creating CAI teaching materials from lecture slides and creating a CAI teaching material from lecture slides, using the lecture log, lecture video, and instructor audio, each lecture slide presentation section A used media extraction process for specifying the media used in the above and the start / end of use of the media, and extracting lecture information from the start to end of use; For each lecture slide presentation section, multimedia materials used during the lecture are grouped and synthesized by the lecture information synthesis process that synthesizes the lecture information, the lecture information extracted by the used media extraction process, and the lecture information synthesis process. CAI generated by the CAI teaching material generation process based on the lecture information
Edit the teaching material structure knowledge of the teaching materials, and use the
I teaching material structure knowledge editing process for creating the teaching material.

As described above, according to the present invention, CAI teaching materials are generated using slides and lecture logs in lecture information, and the media used during the lecture and the media used during the lecture are generated based on the lecture log, the lecturer video, and the lecturer audio. Identify the usage section, group the multimedia materials used during the lecture, and edit the teaching material structure knowledge of the generated CAI teaching material based on the extracted media, usage section, and synthesized lecture information. Accordingly, it is possible to support the creation of the intellectual CAI teaching material without human intervention.

[0021]

FIG. 3 is a block diagram showing an intelligent CA according to the present invention.
FIG. 3 is a diagram illustrating an operation mode of the I system. In the intelligent CAI system, the learning material creator creates the learning material knowledge 300 using the learning material creating system 800, and the learner uses the learning terminal 400
Sends a learning material presentation request to the learning server 200 via a computer network such as a LAN or the Internet, the learning server 200 selects the learning material optimal for the learner from the learning material knowledge 300, and again through the computer network to the learning terminal 400 And the learning materials are presented to the learner.

The learning material knowledge 300 is composed of a learning material structure knowledge 310 expressing the logical structure of the learning material provided to the learner and a multimedia material 320 actually displayed on the learning terminal 400.
Consists of one. The learning server 200 includes the teaching material structure knowledge 310
The best element to be presented to the learner (the smallest unit of the teaching material presented to the learner) is inferred based on both the knowledge of the learner and the learner information that manages the learner's comprehension and characteristics. To decide. The learning server 200 takes out the multimedia material 320 corresponding to the element selected above and sends it to the learning terminal 400. The multimedia material 320 does not need to be on the same machine as the learning server 200, and may be on another machine on the computer network.

FIG. 4 shows the structure of a lecture information utilizing teaching material creation support apparatus according to the present invention. The lecture information utilization teaching material creation support device 100 shown in FIG.
00 is connected. The lecture information 500 is composed of lecture information (log) 520 and multimedia lecture materials 510 including lecture slides, lecturer audio, lecturer video, blackboard video, OHP, video teaching materials, and the like.

The lecture information utilization teaching material creation support device 100
A CAI teaching material generating unit 110 that generates a CAI teaching material by using a lecture slide of the multimedia lecture material 510 and the lecture log 520; a slide from the CAI teaching material generating unit 110;
Multimedia material storage unit 120 for storing materials cut out by the used media extraction unit 130, lecture log 520
Both the lecturer video and the lecturer audio were used during the lecture based on the media information table 131, which specifies the media used during the lecture and the use section thereof, and generates the media information table 131 based on the media information table 131. Based on the information generated by the lecture information forming unit 140 and the used media extracting unit 130 and the lecture information synthesizing unit 140, which group the multimedia materials and generate the lecture information table 141, the lecture information table 140 is generated by the CAI teaching material generating unit 110. Edit the teaching material structure knowledge of the CAI teaching material 111,
Teaching material structure knowledge editing unit 1 that generates intelligent CAI teaching material 700
50.

[0025]

Embodiments of the present invention will be described below with reference to the drawings. The CAI teaching material creating unit 110 of the teaching information utilizing teaching material creating support device 100 shown in FIG. 4 generates a CAI teaching material 111 having a basic configuration from the lecture slide of the multimedia lecture material 510 and the lecture log 520. FIG. 5 shows an example of a lecture log according to an embodiment of the present invention. The lecture log 520 shown in the figure includes a slide page number, a slide presentation start time,
It consists of slide presentation end time items.

Here, the CAI teaching material having a basic structure is as follows: scenarios in which slides are presented: multimedia elements (slides) are associated with elements: learning with elements Goals are associated: Refers to state material.

The multimedia material storage unit 120 stores the CA
The slide from the I teaching material generating unit 110 and the material cut out by the used media extracting unit 130 are stored. Using the slide presentation time in the lecture log 520, the used media extraction unit 130 divides the instructor video and the instructor voice into each slide presentation section and stores the divided in the multimedia material storage unit 120. From the constituent audio and the lecturer video, it is extracted that the lecturer has started / finished using a certain media for the lecture (explanation), and the time code at that time is written to the media information table 131. For example, in the lecture audio, the fact that "the use of" the media called "video" has been "started" is extracted from the part "Look at the video here ...". From the lecturer's video, it is possible to extract the fact that "the lecturer has started writing on the blackboard" from the fact that "the lecturer has begun to write on the blackboard". The fact that "use ended" is extracted.

At the same time, a multimedia lecture material is cut out for each unit of use (from “start of use” to “end of use”) and stored in the multimedia material storage unit 120.
Also, the instructor video name and the instructor audio name including the same time code as the time code are written in the media information table 131 as shown in FIG. The media information table 131 shown in FIG. 6 includes a slide name, an instructor audio file name, an instructor video file name, a used medium, a use start time, and a use end time.

The lecture information synthesizing unit 140 selects a slide, an updated audio, and an instructor video from the multimedia material storage unit 120 based on the media information table 131 generated by the used media extracting unit 130, and also selects the slide, update audio, and The materials of the used media in the media material storage unit 120 are also selected. These materials are grouped, and a lecture information table 141 including the grouping information is generated. Lecture information table 1
An example of 41 is shown in FIG. Lecture information table 1 shown in FIG.
Reference numeral 41 denotes a multimedia material group. For example, the slide A material group includes slide A, instructor video A, instructor audio A, blackboard video A, OHPA, and video A.

FIG. 8 shows an image of the teaching material structure knowledge editing process according to one embodiment of the present invention. In the figure, the numbers in the circles are assumed to match the numbers in the following description. The teaching material structural knowledge editing unit 150 selects, from the lecture information table 141, a multimedia material group that shares the same slide with the slide associated with each element in the CAI teaching material 111 generated by the CAI teaching material generating unit 110. (,).

The multimedia material group selected here is newly defined as multimedia material information associated with each element in the CAI teaching material (). By such processing, the multimedia material group grouped by the lecture information synthesizing unit 140 is replaced with multimedia material information associated with each elite in the CAI teaching material 111 (), thereby editing the teaching material structure knowledge, The intellectual CAI teaching material 700 is used.

Further, in the above embodiment, the explanation has been given based on the configuration of the lecture information utilizing teaching material creation support device shown in FIG. 4, but the CAI teaching material generating unit 110 and the used media extracting unit 13
0, lecture information synthesis unit 140 and teaching material structure knowledge editing unit 15
0 is constructed as a program and stored in a portable storage medium such as a disk device connected to a computer used as a lecture information utilizing teaching material creation support device, a floppy disk, a CD-ROM, or the like, and the present invention is implemented. In this case, the present invention can be easily realized by installation.

The present invention is not limited to the above embodiment, but can be variously modified and applied within the scope of the claims.

[0034]

As described above, according to the present invention, in the process of diverting lecture information to intelligent CAI teaching material, the teaching material creation process (educational material structure knowledge editing, multimedia material editing) is automated, and specific knowledge There is no need for a person having the above to perform the operation manually.

[Brief description of the drawings]

FIG. 1 is a diagram for explaining the principle of the present invention.

FIG. 2 is a principle configuration diagram of the present invention.

FIG. 3 is a diagram showing an operation form of an intelligent CAI system according to the present invention.

FIG. 4 is a configuration diagram of a lecture information utilizing teaching material creation support device of the present invention.

FIG. 5 is an example of a lecture log according to an embodiment of the present invention.

FIG. 6 is an example of a media information table according to an embodiment of the present invention.

FIG. 7 is an example of a lecture information table according to an embodiment of the present invention.

FIG. 8 is an image of a teaching material structure knowledge editing process according to an embodiment of the present invention.

FIG. 9 is a configuration diagram of an intelligent CAI system.

FIG. 10 is a diagram for explaining teaching material knowledge.

FIG. 11 is a system configuration diagram of a conventional CAI teaching material creation.

FIG. 12 is a flowchart of an operation for creating an intelligent CAI teaching material.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 lecture information utilizing teaching material creation support device 110 CAI teaching material generating means, CAI teaching material generating section 111 CAI teaching material 120 multimedia material storing section 130 used media extracting means, used media extracting section 131 media information table 140 lecture information synthesizing means, lecture information synthesizing Unit 141 lecture information table 150 teaching material structure knowledge editing means, teaching material structure knowledge editing unit 200 learning server 300 learning material knowledge 310 learning material structure knowledge 320 multimedia material 400 learning terminal 500 lecture information 510 lecture log 520 multimedia lecture material 700 intelligent CAI teaching material 800 Teaching Material Creation System

Claims (3)

[Claims] 1. A lecture information utilizing teaching material creation supporting method for supporting a series of teaching material creating processes for creating a CAI teaching material utilizing lecture information, comprising the steps of using a lecture slide and a lecture log used by a lecturer during a lecture to create a CAI teaching material. Generate learning objectives that list the items that you want to teach the learner, construct a scenario that specifies the flow of screens to be presented to the learner, create learning material structure knowledge consisting of information related to the learning objectives and the scenario, and give lectures. Slide to C
Using the lecture log, the lecture video, and the lecturer audio, the AI teaching material is generated, and for each lecture slide presentation section, the media used in the section and the use start / end of the medium are specified. Cut out lecture information until the end, perform grouping of multimedia materials used during the lecture for each of the lecture slide presentation sections, synthesize the lecture information, and generate the lecture information based on the synthesized lecture information. Edits the teaching material structure knowledge of the CAI teaching material, and extracts the intelligent CAI from the lecture information.
A method for supporting the creation of teaching materials utilizing lecture information, characterized by creating teaching materials. 2. A lecture information utilization teaching material creation support device for supporting a series of teaching material creation processes for creating a CAI teaching material utilizing lecture information, wherein a CAI is provided by using a lecture slide and a lecture log used by a lecturer during a lecture. Generates learning objectives that enumerate the items that the learner wants to teach to the learner, constructs a scenario that specifies the screen flow to be presented to the learner, and creates learning material structural knowledge consisting of relevant information between the learning objectives and the scenario. , From lecture slide C
CAI teaching material generating means for generating AI teaching material, and specifying, for each lecture slide presentation section, media used in the section and use start / end of the media using the lecture log, the lecture video, and the lecturer voice. A use media extracting means for extracting lecture information from the start to the end of use; and a lecture for synthesizing the lecture information by grouping multimedia materials used in the lecture for each lecture slide presentation section. Information synthesizing means, based on the lecture information cut out by the used media extracting means and the lecture information synthesized by the lecture information synthesizing means, based on the teaching material structure knowledge of the CAI teaching material generated by the CAI teaching material generating means. Lecture information having editing means for editing and creating an intelligent CAI teaching material from the lecture information Use teaching materials support system. 3. A storage medium storing a lecture information utilizing teaching material creation support program for supporting a series of teaching material creation processes for creating a CAI teaching material utilizing lecture information, wherein a lecture slide and a lecture log used by a lecturer during the lecture are provided. , Generating learning objectives listing items to be taught to the learner of the CAI learning material, constructing a scenario defining the flow of a screen to be presented to the learner, and a learning material structure including relation information between the learning objective and the scenario. Create knowledge and use C from lecture slide
Using the CAI teaching material generation process for generating AI teaching materials, and using the lecture log, lecture video, and instructor audio, for each lecture slide presentation section, specify the media used in the section and the start / end of use of the media. A use media extraction process for extracting the lecture information from the start to the end of use, and for each lecture slide presentation section, performing a grouping of multimedia materials used during the lecture to synthesize the lecture information. Information synthesis process, based on the lecture information cut out by the used media extraction process and the lecture information synthesized by the lecture information synthesis process, based on the teaching material structure knowledge of the CAI teaching material generated by the CAI teaching material generation process. Editing and creating an intelligent CAI teaching material from the lecture information. Storage medium storing lecture information utilizing teaching materials support program characterized Rukoto.