CN110457493A - A kind of interactive Rich Media's intelligent recommendation and the method locally called - Google Patents
A kind of interactive Rich Media's intelligent recommendation and the method locally called Download PDFInfo
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- CN110457493A CN110457493A CN201910673291.3A CN201910673291A CN110457493A CN 110457493 A CN110457493 A CN 110457493A CN 201910673291 A CN201910673291 A CN 201910673291A CN 110457493 A CN110457493 A CN 110457493A
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000002452 interceptive effect Effects 0.000 title claims abstract description 15
- 238000000605 extraction Methods 0.000 claims abstract description 15
- 239000013598 vector Substances 0.000 claims description 24
- 239000000284 extract Substances 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
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- 230000003796 beauty Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/43—Querying
- G06F16/435—Filtering based on additional data, e.g. user or group profiles
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/48—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/483—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
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Abstract
A kind of method that the present invention provides interactive Rich Media's intelligent recommendation and locally calls, comprising: open PPT document；The automatic acquisition PPT document text information, and keyword extraction is carried out to the PPT document；According to the Keywords matching and push Rich Media's teaching resource；It manually selects Rich Media's teaching resource preview and downloads, the Rich Media's teaching resource and the PPT document after auto-associating downloading；Save the PPT document；Generate resource broadcast button；The resource broadcast button is clicked, realizes local calling rich-media content；The present invention while direct editing PPT document, can the associated Rich Media's teaching resource of intelligently pushing, greatly improve the efficiency for quoting Rich Media's resource during teacher preparation, reduce the difficulty of operation of teacher, ensure that the continuity of teachers ' teaching.
Description
Technical field
The present invention relates to education electronic informzation technique fields, and in particular to a kind of interactive Rich Media's intelligent recommendation and local
The method of calling.
Background technique
Classroom teaching at home, teacher can be prepared lessons and be given lessons by PPT document substantially, so as to preferably complete
At instructional objective, but traditional PPT documents editing content-form is single, additionally needs teacher in teaching process by searching
Rope and the relative complex rich-media content of reform are supplemented, and teacher just needs frequently in PPT during field research
It is toggled in document and all kinds of rich-media contents, interrupts the continuity of teachers ' teaching, influence the attention that student attends class.
Mainly call all kinds of multimedias standby by way of the form manual search of PPT plug-in unit or screening in the prior art
Class resource and PPT document are integrated for resource to be inserted into the newly-built page of PPT and be carried out using the form of resource mainly includes
It is made of text, sound, flash, video, single picture, the one or more of plurality of pictures.However PPT document and more matchmakers
Body resource associations of preparing lessons are small, teacher need to scan for or screen from numerous resources by being manually entered information needed for it is more
Media resource greatly reduces efficiency of preparing lessons.Various files, which are inserted into PPT, simultaneously will lead to PPT opening speed and operation
Efficiency is slack-off.
Summary of the invention
In view of the deficiencies of the prior art, a kind of method that the present invention provides interactive Rich Media's intelligent recommendation and locally calls,
It can be selected for teacher the associated rich-media content of intelligent recommendation when editing PPT document, greatly promotion teacher's is standby
Class efficiency, while rich-media content is quickly opened by way of locally calling in the process at school, solve reference Rich Media
The ease for use and continuity problem of content teaching.
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of interactive Rich Media's intelligent recommendation and the method locally called, comprising:
Step 1: opening PPT document；
Step 2: the automatic acquisition PPT document text information, and keyword extraction is carried out to the PPT document；
Step 3: according to the Keywords matching and pushing Rich Media's teaching resource；
Step 4: manually select Rich Media's teaching resource preview and download, the rich matchmaker after auto-associating downloading
Body teaching resource and the PPT document；
Step 5: saving the PPT document；
Step 6: generating resource broadcast button；
Step 7: clicking the resource broadcast button, local calling rich-media content is realized.
Further, PPT document described in step 1 includes newly-built in real time PPT document and the prefabricated PPT text saved
Shelves.
Further, the step 2 are as follows: detection is input to PPT document text in editor's PPT document newly-built in real time
Information, and keyword extraction is carried out to the PPT document.
Further, the keyword extraction includes subject, chapter catalogue and knowledge point weight difficult point information.
Further, the keyword extraction extracts the key of the PPT document using the segmentation methods based on dictionary
Word list vector, while asset title and resource description generation resources bank lists of keywords vector to resources bank.
Further, the step 3 are as follows: by calculating resources bank described in the lists of keywords vector sum of the PPT document
The cosine similarity of lists of keywords vector sorts according to calculated result and pushes Rich Media's teaching resource.
Further, the cosine similarity algorithm are as follows:
Wherein, A, B are attribute vector, Ai, BiRespectively represent each component of attribute vector A and B.
Compared with prior art, the invention has the following advantages:
The present invention while direct editing PPT document, can the associated Rich Media's teaching resource of intelligently pushing, greatly
The efficiency that Rich Media's resource is quoted in teacher preparation in the process is improved greatly, and the teaching for also having expanded teacher to a certain extent is thought
Road, while rich-media content is quickly opened by way of locally calling in the process at school, it can be according to the progress attended class i.e.
When transfer and present required for show and interaction Rich Media's teaching resource, reduce the difficulty of operation of teacher, ensure that teacher
The continuity of teaching.
Detailed description of the invention
Fig. 1 is inventive algorithm flow chart；
Fig. 2 is the method for the present invention systemic vectors configuration diagram；
Fig. 3 is the present invention in system layer layer architecture schematic diagram；
Fig. 4 is keyword extraction flow chart of the present invention；
Fig. 5 is that teaching resource shows PPT courseware schematic diagram in the embodiment of the present invention；
Fig. 6 is Rich Media's teaching resource intelligent recommendation schematic diagram in the embodiment of the present invention；
Fig. 7 is that the embodiment of the present invention enters mode playback PPT document schematic diagram of attending class.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of method the present invention provides interactive Rich Media's intelligent recommendation and locally called, comprising steps of
S1, PPT document is opened；
S2, the automatic acquisition PPT document text information, and keyword extraction is carried out to the PPT document；
S3, according to the Keywords matching and Rich Media's teaching resource is pushed, the keyword that extracts according to every page and preceding
Page obtain key message, the matching Rich Media's teaching resource of intelligent recommendation, reduce teacher take a significant amount of time search and
The very small resource of preview relevance；
S4, it manually selects Rich Media's teaching resource preview and downloads, the Rich Media religion after auto-associating downloading
Resource and the PPT document are learned, teacher, if feeling to be suitble to this teaching, can be downloaded simultaneously after preview accurately resource
It can be automatically associated on this page of PPT；
S5, the PPT document is saved；
S6, generate resource broadcast button, during switch the PPT page can automatic spring resource as needed play and press
Button；
S7, the resource broadcast button is clicked, realizes local calling rich-media content, teacher's root when explaining this page of PPT
It needs to click resource broadcast button according to teaching, Rich Media's teaching resource is presented immediately.
Specifically, PPT document described in S1 includes newly-built in real time PPT document and the prefabricated PPT document saved.
The S2 specifically: detection is input to PPT document text information in editor's PPT document newly-built in real time, and right
The PPT document carries out keyword extraction.The keyword extraction includes subject, chapter catalogue and knowledge point weight difficult point information.
Specifically, the keyword extraction extracts the keyword of the PPT document using the segmentation methods based on dictionary
List vector, while asset title and resource description generation resources bank lists of keywords vector to resources bank.
Specifically, the present invention uses C/S framework in system, as shown in Fig. 2, pc client operation and windows platform
On, support the version of WindowsXP or more.Pc client realizes secure communication with server-side by HTTPS agreement.
Its overall architecture is as shown in figure 3, be broadly divided into three layers, successively are as follows:
(1) content display layer: it is responsible for interface and the interaction of the content of courses, function can be fast implemented using browser component
Abundant and pattern beauty application interface.
(2) it native window layer: is made of main window, suspension windows and rich media player.Wherein suspension windows can be square
Just teacher directly opens some Rich Media's resource and carries out interactive teaching and learning in full frame opening PPT courseware.
(3) control layer: basic module of this part as a client-side program is stored, the embedding of storage program configuration is included
Enter formula database, logging program log module, from cloud downloading resource module and more new procedures.
As shown in figure 4, being segmented using the segmentation methods based on dictionary for the current PPT page, keyword is extracted
List vector, it is assumed that be Vec_ppt.For the title and resource description of each resource in resources bank, a key is all generated
Word list vector.Assuming that sharing N number of resource, the corresponding lists of keywords vector of resource i is Vec [i].Assuming that giving a vector
The similarity of v and Vec [i] are bigger, then the more worth recommendation of the resource.We can be by calculating Vec_ppt and owning
The cosine similarity of the crucial term vector of resource, to select most recommendable several resources.
Two attribute vectors A and B are given, wherein Ai, BiRespectively represent each component of vector A and B, cosine similarity θ by
Dot product and vector length provide:
The direction that the similarity ranges provided mean that two vectors are directed toward from -1 to 1:-1 is just completely contradicted, and 1 indicates
Their direction be it is identical, 0 usually indicates between them it is independent, and value between then indicates intermediate phase
Like property or diversity.
The specific embodiment of the invention is as follows:
(1) as shown in figure 5, the teaching resource for showing PPT courseware in teaching resource and being associated, clicks " attending class " and press
Button can key incision attend class mode.
(2) it prepares lessons, is editing as shown in fig. 6, hitting " new buttons " i.e. openable PPT document in lesson-preparing pages millet cake
Automatically this page of text information is obtained when PPT document carries out keyword extraction and intelligent recommendation Rich Media teaching resource.
(3) as shown in fig. 7, into mode playback PPT document of attending class, show that right side resource is broadcast according to page switching when explanation
Put button.
The present invention while direct editing PPT document, can the associated Rich Media's teaching resource of intelligently pushing, greatly
The efficiency that Rich Media's resource is quoted in teacher preparation in the process is improved greatly, and the teaching for also having expanded teacher to a certain extent is thought
Road, while rich-media content is quickly opened by way of locally calling in the process at school, it can be according to the progress attended class i.e.
When transfer and present required for show and interaction Rich Media's teaching resource, reduce the difficulty of operation of teacher, ensure that teacher
The continuity of teaching.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.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 process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of interactive Rich Media's intelligent recommendation and the method locally called, which is characterized in that the method includes the steps:
Step 1: opening PPT document；
Step 2: the automatic acquisition PPT document text information, and keyword extraction is carried out to the PPT document；
Step 3: according to the Keywords matching and pushing Rich Media's teaching resource；
Step 4: manually select Rich Media's teaching resource preview and download, the Rich Media religion after auto-associating downloading
Learn resource and the PPT document；
Step 5: saving the PPT document；
Step 6: generating resource broadcast button；
Step 7: clicking the resource broadcast button, local calling rich-media content is realized.
2. a kind of interactive Rich Media's intelligent recommendation according to claim 1 and the method locally called, which is characterized in that step
PPT document described in rapid one includes newly-built in real time PPT document and the prefabricated PPT document saved.
3. a kind of interactive Rich Media's intelligent recommendation according to claim 2 and the method locally called, which is characterized in that institute
State step 2 are as follows: detection is input to PPT document text information in editor's PPT document newly-built in real time, and to the PPT document
Carry out keyword extraction.
4. a kind of interactive Rich Media's intelligent recommendation according to claim 3 and the method locally called, which is characterized in that institute
Stating keyword extraction includes subject, chapter catalogue and knowledge point weight difficult point information.
5. a kind of interactive Rich Media's intelligent recommendation according to claim 4 and the method locally called, which is characterized in that institute
The lists of keywords vector that keyword extraction extracts the PPT document using the segmentation methods based on dictionary is stated, while to money
The asset title and resource description in source library generate resources bank lists of keywords vector.
6. a kind of interactive Rich Media's intelligent recommendation according to claim 5 and the method locally called, which is characterized in that institute
State step 3 are as follows: more than resources bank lists of keywords vector described in the lists of keywords vector sum by the calculating PPT document
String similarity sorts according to calculated result and pushes Rich Media's teaching resource.
7. a kind of interactive Rich Media's intelligent recommendation according to claim 6 and the method locally called, which is characterized in that institute
State cosine similarity algorithm are as follows:
Wherein, A, B are attribute vector, Ai, BiRespectively represent each component of attribute vector A and B.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111459637A (en) * | 2020-03-31 | 2020-07-28 | 漳州爱果冻信息科技有限公司 | Teaching resource control method and device and intelligent teaching system |
| CN111611485A (en) * | 2020-05-14 | 2020-09-01 | 安徽新华传媒股份有限公司 | Method for intelligently recommending rich media teaching resources |
| CN111611411A (en) * | 2020-05-14 | 2020-09-01 | 安徽新华传媒股份有限公司 | Local calling method for interaction with PPT courseware |
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| US20160004774A1 (en) * | 2013-03-27 | 2016-01-07 | Tencent Technology (Shenzhen) Company Limited | Information recommendation method and apparatus and information recommendation system |
| CN106296312A (en) * | 2016-08-30 | 2017-01-04 | 江苏名通信息科技有限公司 | Online education resource recommendation system based on social media |
| CN109144954A (en) * | 2018-09-18 | 2019-01-04 | 天津字节跳动科技有限公司 | Edit resource recommendation method, device and the electronic equipment of document |
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2019
- 2019-07-24 CN CN201910673291.3A patent/CN110457493A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20160004774A1 (en) * | 2013-03-27 | 2016-01-07 | Tencent Technology (Shenzhen) Company Limited | Information recommendation method and apparatus and information recommendation system |
| CN103886054A (en) * | 2014-03-13 | 2014-06-25 | 中国科学院自动化研究所 | Personalization recommendation system and method of network teaching resources |
| CN106296312A (en) * | 2016-08-30 | 2017-01-04 | 江苏名通信息科技有限公司 | Online education resource recommendation system based on social media |
| CN109144954A (en) * | 2018-09-18 | 2019-01-04 | 天津字节跳动科技有限公司 | Edit resource recommendation method, device and the electronic equipment of document |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111459637A (en) * | 2020-03-31 | 2020-07-28 | 漳州爱果冻信息科技有限公司 | Teaching resource control method and device and intelligent teaching system |
| CN111611485A (en) * | 2020-05-14 | 2020-09-01 | 安徽新华传媒股份有限公司 | Method for intelligently recommending rich media teaching resources |
| CN111611411A (en) * | 2020-05-14 | 2020-09-01 | 安徽新华传媒股份有限公司 | Local calling method for interaction with PPT courseware |
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Application publication date: 20191115 |