CN114491419A - Publishing and issuing system and method of digital teaching materials - Google Patents
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Abstract
The invention provides a publishing and issuing system and method of digital teaching materials, which comprises a publishing management system and an issuing system which are interconnected through network data, wherein the publishing management system comprises a teaching material building module, a compiling and correcting auditing module, a risk monitoring module, a copyright protection module and a publication information module; the issuing system comprises an issuing bibliography module, a settlement center and an issuing data statistical module. The publishing and issuing system and method of the digital teaching material can realize the copyright protection of the digital teaching material by utilizing the characteristics of the block chain and supervise the content resources of the digital teaching material in real time by means of artificial intelligence.
Description
Technical Field
The invention relates to the technical field of Internet, in particular to a system and a method for publishing and issuing digital teaching materials.
Background
In 2018, digital publishing is officially brought into a national emerging industrial catalog, the market scale is gradually enlarged, and digital content producers emerge like spring shoots after rain. The modern technological progress is the source of digital publishing development, and digital technology is fused in each link from content creation, production, transmission and consumption.
Compared with the traditional publishing, the digital publishing has the fundamental change that the content of a carrier for transmitting information content continues the core position in any medium, the responsibility for readers is taken, the high-quality content is still the important target of the publishing industry, and in the digitalized wave, the digital teaching materials lack the rigorous and responsible attitude of the traditional publishing. Therefore, a system and a method for publishing and issuing digital teaching materials are needed to break the above phenomena and establish a transparent and well-organized digital publishing link.
Disclosure of Invention
In order to make up for the defects in the prior art, the invention provides a publishing and issuing system of digital teaching materials, which can realize the copyright protection of the digital teaching materials by utilizing the characteristics of a block chain and supervise the content resources of the digital teaching materials in real time by means of artificial intelligence.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a publishing and issuing system of digital teaching materials comprises a publishing management system and an issuing system which are interconnected through network data, wherein the publishing management system comprises:
the teaching material construction module is used for planning and designing the contents of the teaching material and compiling a teaching material content frame;
the editing and checking module is used for checking digital resources produced in the digital teaching material construction process and storing the checking record in the block chain network;
the risk monitoring module is used for automatically detecting the legality and rationality of the content of the digital resource and managing and controlling the digital resource with risk problems;
the copyright protection module is used for extracting the characteristics of the digital resources and storing the characteristics in the block chain network;
a publication information module for managing information of the digital publication;
the issuing system includes:
the system comprises an issuing bibliography module, a digital publication information module and a digital publication information module, wherein the issuing bibliography module is used for managing a digital publication catalog of an issuing channel, controlling the shelving and shelving of the digital publication and providing the digital publication information which can be traded for a terminal;
the settlement center is used for processing the digital publication and a transaction system of consumption authorization, recording complete digital transactions on a block chain and clearing the interests of all parties;
and the issuing data statistical module is used for processing a large amount of transaction data accumulated by digital issuing, performing information statistics by using a big data technology and extracting high-value information meeting the industry supervision requirements and the publishing unit requirements.
Furthermore, the teaching material construction module comprises a teaching material information management unit and a digital resource management unit, wherein the teaching material information management unit is used for uniformly managing the basic information of the digital teaching material, and the digital resource management unit is used for manufacturing and maintaining the digital resource.
Further, the settlement center comprises an order module and a payment module, wherein the order module is used for processing transaction orders of the digital publications and sending each transaction order to the block chain synchronous record, and the payment module is used for processing fund management, fund settlement and clearing shared by the digital teaching materials of the transaction orders.
The invention also provides a publishing method of the digital teaching material, which comprises the following steps:
s1, deploying a publication management system by taking a teaching material construction module, a compiling and correcting auditing module, a risk monitoring module, a copyright protection module and a publication information module as nodes;
s2, the publishing system accesses to the publishing management system through the network interface;
s3, selecting questions in the teaching material construction module, planning a teaching material outline, receiving all input data of a user, and dividing the input data into digital teaching material basic information and digital resources;
s4, the editing and checking module receives digital resources to be checked, checks and approves different roles, then presents the digital resources upwards step by step, and each checking and approving record is packaged and sent to an editing and checking intelligent contract of the block chain for transaction;
s5, monitoring the digital resources by a risk monitoring module, and then classifying the risk grade;
s6, the copyright protection module receives the digital resource passing the audit, extracts the unique identification feature of the digital resource, reads the digital resource information record and packs the digital resource information record to send to the copyright protection intelligent contract of the block chain for transaction;
s7, the publication information module processes the digital teaching material into digital publication, and makes the standard digital publication information and sends it to the issue bibliography module;
s8, the publishing bibliography module receives the digital publication information and makes bibliography manuals which can be indexed according to publication information conditions such as profession, digital teaching material names, authors and the like;
s9, selecting the digital publication to be purchased by the terminal consumer according to the bibliography provided by the issuing bibliography module; the consumption data enters a settlement center, order information is generated by an order module, the payment module processes order capital, and intelligent contracts are called to automatically clear and settle;
and S10, the issuing data statistical module collects the data of the digital resource management unit and the settlement center, automatically performs data statistics and forms an issuing data report.
Further, step S3 is followed by: s301, the teaching material information management unit receives basic information data of the teaching material and starts to construct an author, a teaching material catalog outline, a knowledge base and a question base;
s302, the digital resource management unit receives the resource files and the fused course data of the teaching materials, records the information of the resource files and the fused course data, processes the information into digital resources, and synchronizes the digital resources to the editing, checking and risk monitoring module.
Further, in step S7, the specific step of formulating the canonical digital publication information is: firstly, applying for a unique digital object identifier for a digital teaching material and storing the unique digital object identifier in a block chain network, then arranging a digital teaching material catalog, controlling a part which can be read by trial, noting a version number and a page number and making a price.
Compared with the prior art, the invention has the following beneficial technical effects:
the publishing and issuing system and method of the digital teaching material can realize copyright protection of the digital teaching material by utilizing the characteristics of the block chain, and supervise the content resources of the digital teaching material in real time by means of artificial intelligence, thereby being expected to promote the understanding of the industry on the publishing importance of the digital teaching material and form the panoramic planning of the mature digital teaching material publishing industry chain.
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Fig. 1 is a block diagram of a system for publishing and issuing digital textbooks according to the present invention.
Fig. 2 is a framework diagram of the publication management system of the present invention.
FIG. 3 is a framework diagram of the distribution system of the present invention.
FIG. 4 is a first schematic diagram illustrating the process of processing digital resources in step S302 according to the present invention.
FIG. 5 is a second schematic diagram of the process of processing digital resources in step S302 according to the present invention.
Fig. 6 is a schematic diagram of the step S5 of the present invention for detecting an office type document.
Fig. 7 is a schematic diagram of detecting a video type file in step S5 according to the present invention.
Fig. 8 is a diagram of the copyright resource identifier structure applied to the teaching material resource of step S6 in accordance with the present invention.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
Example 1
As shown in fig. 1, a publishing and issuing system for digital teaching materials includes a publishing management system 1 and an issuing system 2, where the publishing management system 1 runs a program for making and monitoring digital resources, and is a basic system for publishing and issuing digital teaching materials, and the publishing management system and the issuing system 2 are physically interconnected through a network, and an information specification interface is established to implement data intercommunication.
As shown in fig. 2, the publication management system 1 includes:
and the teaching material construction module 101 is used for planning and designing the content of the teaching material and compiling a content frame of the teaching material.
The editing and calibrating verification module 102 is used for verifying digital resources produced in the digital teaching material construction process and storing verification records in the block chain network, so that each digital resource can trace back a corresponding verification responsible person.
The risk monitoring module 103 is used for automatically detecting the validity and rationality of the content of the digital resource and managing and controlling the digital resource with risk problems of social hazard, sensitive information, violence, yellow involvement, piracy and the like.
The copyright protection module 104 is configured to extract features of the digital resources, store the features in the blockchain network, generate a unique hash code, add a timestamp to the hash code, implement uplink of copyright information for the original digital resources, and implement whole network monitoring.
A publication information module 105 for managing information of the digital publication, including digital object unique identification, pricing, bibliographic data, retrieval data, and the like.
Further, the teaching material construction module 101 includes a digital teaching material information management unit 1011 and a digital resource management unit 1012. The digital teaching material information management unit 1011 is used for collectively managing basic information of the digital teaching material, including name, introduction, author information, belonged professions, and the like of the teaching material.
The digital resource management unit 1012 is used for manufacturing and maintaining digital resources, the digital resources are composed of resource files and fusion type course data, and the digital resources are digital information resources which are based on occupation literacy and post capability and integrate education policies, industry dynamics, teaching contents, teaching design, classroom activities, practical training exercises, examination and appraisal, teaching data analysis reports and teaching management.
As shown in fig. 3, the distribution system 2 includes:
the distribution bibliography module 201 is used for managing digital publication catalogues of distribution channels, controlling the shelving and shelving of digital publications and providing the digital publication information which can be traded for the terminal.
And the clearing center 202 is used for processing the digital publication and a transaction system of consumption authorization, recording the complete digital transaction on the block chain and clearing the interests of all parties.
The issuing data statistical module 203 is used for processing a large amount of transaction data accumulated by digital issuing, performing information statistics by using a big data technology, and extracting high-value information meeting the industry supervision requirements and the requirements of publishing units.
Further, the clearing house 202 includes an order module 2021 and a payment module 2022. The order module 2021 is configured to process trade orders for digital publications, including user order placing, order timeout, order closing, and after sale, each order is sent to the blockchain synchronization record. The payment module 2022 is used for handling funds management, funds settlement and shared clearing of digital textbooks for trade orders.
A publishing method of digital teaching materials comprises the following steps:
and S1, deploying the publication management system by taking the teaching material construction module, the editing and correcting auditing module, the risk monitoring module, the copyright protection module and the publication information module as nodes.
And S2, the publishing system accesses the publishing management system through a specified network interface.
S3, selecting questions in the teaching material construction module, planning the teaching material outline, receiving all input data of the user, and dividing the input data into digital teaching material basic information and digital resources.
S301, the teaching material information management unit receives basic information data of the teaching material and starts to construct an author, a teaching material catalog outline, a knowledge base and a question base;
s302, the digital resource management unit receives the resource files and the fused course data of the teaching materials, records the information of the resource files and the fused course data, processes the information into digital resources, and synchronizes the digital resources to the editing, checking and risk monitoring module.
Further, the process of processing into digital resources is as follows:
the digital resource management module provides for receiving files in the following format: doc/docx, xls/xlsx, ppt/pptx, pdf, txt, jpg/jpeg, png, gif, mp4, flv, swf, avi, mp3, in order to prevent the implementation of a Trojan virus attack website by changing a file suffix or modifying a Content-type (MIME) forged file format, a first line of defense needs to be in a check format.
Firstly, acquiring a file stream, storing data in a file format in a plurality of bytes at a starting position, and intercepting data of the first 10 bytes (as shown in fig. 4); then each byte is bitwise AND'd with operand 0xff (11111111)&) Operation, arithmetic result ThexConverted to hexadecimal with capital letters, the conversion formula is as follows:
the arithmetic result ThexComparing with a specified file format T' to obtain a file format, wherein the file format comparison is shown in the following table:
| hexadecimal system | File type |
| FFD8FFE1 | jpg |
| 89504E47 | png |
| D0CF11E0 | xls |
| … | … |
| D0CF11E0 | doc |
| 25504446 |
Through format verification, format conversion is carried out on part of files so as to increase the expression form of universality, meet the requirements of different terminals, save flow and improve the stability of digital resources. Setting the file format as t and the converted format as t', the conversion strategy is as follows:
and finally, generating digital resources for storage by the file through an encryption program, wherein the core of the encryption program adopts an AES128 encryption algorithm, and regularly implementing backup disaster recovery on the digital resource storage system according to basic requirements of information security technology network security level protection GB/T22239-2019 (as shown in figure 5).
And S4, the editing and checking module receives the digital resources to be checked, checks and approves different roles, then presents the digital resources upwards step by step, and each checking and approving record is packaged and sent to the editing and checking intelligent contract of the block chain for transaction.
S5, the risk monitoring module monitors the digital resources, firstly extracts texts, videos, audio tracks and images of the digital resources, then evaluates and predicts the data by using different training models, and finally grades the risk of the result.
Further, the method for detecting the risk of the file content comprises the following steps:
for the office type document, as shown in fig. 5, in the digital resource processing process, the content c to be matched is extracted through a python program, and text matching is performed on the content c and the sensitive words given by the network public security. By adopting a Trie algorithm, text matching is performed by constructing a multilevel Hash table, and assuming that a sensitive word table S contains a sensitive word S ═ { alatin, alahan, audou, south mountain south, south wind }, a filter tree can be constructed, the extracted content c is divided into a plurality of paragraphs p, each paragraph p is stored by using an array, and then matching is started on the filter tree word by word in sequence (as shown in fig. 6).
For a video type file, firstly extracting a key frame set K ═ K through an FFmpeg tool1,k2,., processing the vector into a 1000-dimensional feature vector V (vi) by using a coiled neural network model of AlexNe version1，vi2…, and then stored in sample set ss (sample set) (shown in fig. 7).
The system maintains a risk Image set RIS (Risk Image set), loads the risk Image set RIS (Risk Image set) into a training model to be used as training data, inputs a sample set SS and classifies digital resources with certain risks through a two-dimensional convolutional neural network algorithm; the convolution operation adopts a non-local convolution method, x is an input parameter (x belongs to SS and RIS) of a mixed SS sample set and an RIS risk image set, y is an output characteristic, f is a similarity function for calculating the characteristics of any two positions i and j:
the non-partial convolution calculation formula is:
and S6, the copyright protection module receives the digital resource passing the audit, extracts the unique identification feature of the digital resource, reads the digital resource information record, packs the digital resource information record and sends the digital resource information record to the copyright protection intelligent contract of the block chain for transaction.
Further, the method for extracting the digital resource features comprises the following steps:
according to the requirements of 'part 3 of digital content object storage, multiplexing and exchange specification' GB/T38371.3-2020, ensuring that the transfer of files through different network nodes is still the same file, needing a characteristic to identify, and generating a string of hash values M with the length of 256 bits for a specified file by the system by utilizing the characteristics of forward rapidness, reverse difficulty, input sensitivity and collision avoidance of an SHA256 algorithm;
and then URLENCode64 encoding the file name a and the author name b, setting the file modification time as t and the version number as v, and obtaining the digital resource characteristic M' through the following calculation:
let s ═ ASCII (a + b + t + v), convert s to binary and complement by a multiple s' of 512, then block s ═ M { (M)(1)，M(2)，...，M(N)H, processing block by block, calculating the ith intermediate hash value H(i)：
Wherein
Is a compression function of SHA256, finally
Further, according to the specification of "digital copyright protection copyright resource identifier and description" GB/T40985-2021, the teaching material resource in digital form should provide the copyright resource identifier, and the structure thereof is shown in fig. 8. Wherein the content identification (indefinite-length character string) represents an identification corresponding to the content of the copyrighted resource, i.e., the above-mentioned digital resource feature M', generated at the time of registration of the content of the copyrighted resource.
S7, the publication information module processes the digital teaching material into a digital publication, and formulates standard digital publication information: firstly, applying for Digital Object Identifier (DOI) for Digital teaching material, said Identifier has uniqueness and permanence, and can be certified in block chain network, then arranging Digital teaching material catalog, controlling readable portion, noting version number and page number, making price and transmitting the formed standard Digital publication information to book-issuing module.
And S8, the publishing bibliography module receives the digital publication information and creates a bibliography which can be indexed according to publication information conditions such as professions, digital teaching material names, authors and the like.
S9, selecting digital publications to be purchased by the terminal consumer according to the bibliography provided by the bibliography issuing module; the consumption data enters a settlement center, order information is generated by an order module, order funds are processed by a payment module, and intelligent contracts are called for automatic clearing and settlement.
And S10, the issuing data statistical module collects the data of the digital resource management unit and the settlement center, automatically performs data statistics and forms an issuing data report.
Although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A publishing and issuing system of digital teaching materials is characterized by comprising a publishing management system and an issuing system which are interconnected through network data, wherein the publishing management system comprises:
the teaching material construction module is used for planning and designing the contents of the teaching material and compiling a teaching material content frame;
the editing and checking module is used for checking digital resources produced in the digital teaching material construction process and storing the checking record in the block chain network;
the risk monitoring module is used for automatically detecting the legality and rationality of the content of the digital resource and managing and controlling the digital resource with risk problems;
the copyright protection module is used for extracting the characteristics of the digital resources and storing the characteristics in the block chain network;
a publication information module for managing information of the digital publication;
the issuing system includes:
the system comprises an issuing bibliography module, a digital publication information module and a digital publication information module, wherein the issuing bibliography module is used for managing a digital publication catalog of an issuing channel, controlling the shelving and shelving of the digital publication and providing the digital publication information which can be traded for a terminal;
the settlement center is used for processing the digital publication and a transaction system of consumption authorization, recording complete digital transactions on a block chain and clearing the interests of all parties;
and the issuing data statistical module is used for processing a large amount of transaction data accumulated by digital issuing, performing information statistics by using a big data technology and extracting high-value information meeting the industry supervision requirements and the publishing unit requirements.
2. The system of claim 1, wherein: the teaching material construction module comprises a teaching material information management unit and a digital resource management unit, wherein the teaching material information management unit is used for uniformly managing basic information of the digital teaching material, and the digital resource management unit is used for manufacturing and maintaining digital resources.
3. The system of claim 2, wherein: the settlement center comprises an order module and a payment module, wherein the order module is used for processing transaction orders of the digital publications and sending each transaction order to the block chain synchronous record, and the payment module is used for processing the clearing and settlement shared by fund management, fund settlement and digital teaching materials of the transaction orders.
4. A method for publishing and issuing digital teaching materials is characterized by comprising the following steps:
s1, deploying a publication management system by taking a teaching material construction module, a compiling and correcting auditing module, a risk monitoring module, a copyright protection module and a publication information module as nodes;
s2, the publishing system accesses to the publishing management system through the network interface;
s3, selecting questions in the teaching material construction module, planning a teaching material outline, receiving all input data of a user, and dividing the input data into digital teaching material basic information and digital resources;
s4, the editing and checking module receives digital resources to be checked, checks and approves different roles, then presents the digital resources upwards step by step, and each checking and approving record is packaged and sent to an editing and checking intelligent contract of the block chain for transaction;
s5, monitoring the digital resources by a risk monitoring module, and then classifying the risk grade;
s6, the copyright protection module receives the digital resource passing the audit, extracts the unique identification feature of the digital resource, reads the digital resource information record and packs the digital resource information record to send to the copyright protection intelligent contract of the block chain for transaction;
s7, the publication information module processes the digital teaching material into digital publication, and makes the standard digital publication information and sends it to the issue bibliography module;
s8, the publishing bibliography module receives the digital publication information and makes bibliography manuals which can be indexed according to publication information conditions such as profession, digital teaching material names, authors and the like;
s9, selecting digital publications to be purchased by the terminal consumer according to the bibliography provided by the bibliography issuing module; the consumption data enters a settlement center, order information is generated by an order module, order funds are processed by a payment module, and intelligent contracts are called for automatic clearing and settlement;
and S10, the issuing data statistical module collects the data of the digital resource management unit and the settlement center, automatically performs data statistics and forms an issuing data report.
5. The method for publishing the digital textbook according to claim 4, wherein the step S3 is followed by further comprising: s301, the teaching material information management unit receives basic information data of the teaching material and starts to construct an author, a teaching material catalog outline, a knowledge base and a question base;
s302, the digital resource management unit receives the resource files and the fused course data of the teaching materials, records the information of the resource files and the fused course data, processes the information into digital resources, and synchronizes the digital resources to the editing, checking and risk monitoring module.
6. The method for publishing the digital textbook according to claim 5, wherein the step of formulating the standardized digital publication information in the step S7 comprises the steps of: firstly, applying for a unique digital object identifier for a digital teaching material and storing the unique digital object identifier in a block chain network, then arranging a digital teaching material catalog, controlling a part which can be read by trial, noting a version number and a page number and making a price.
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| CN116384947A (en) * | 2023-06-01 | 2023-07-04 | 威海海洋职业学院 | Publication issuing monitoring management system and method based on big data |
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