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As follows:
1. CNKI, I have to say that it is the industry leader and has the largest audience. In terms of resources, it covers a wide range of resources, with the advantage of journals and doctoral and master's degrees, and the copyright cooperation is perfect, and basically everything that is retrieved can be obtained. If it is insufficient, I personally think it is the user experience.
In general, the page design of the interactive package library is older and provides less literature data. Plus the cost is high.
2. VIP CQVIP, as the VIP of the early publication of the Confessional God's Family, is still ahead of CNKI in terms of the breadth of resources and the time of collection, metadata.
The completeness of the bibliographic information is also the highest among the three, so it has obvious advantages in the application of big data. If it is insufficient, it is still in terms of resources and audience, except for journals, other resources are a bit stretched.
3. Wanfang. Wanfangdata, Wanfang's revised platform, has also worked data, and has done a good job in page design, functionality, and data presentation. The shortcomings are also that the full-text rate is a little low, and there are no highlights or slots.
It seems that the business is cowering, and the duplicate checking business is not as good as VIP.
Introduce. After the basic completion, CNKI.
Fully summarize the lessons and lessons of industry knowledge services in the past five years, and take the comprehensive application of big data and artificial intelligence technology to build a knowledge innovation service industry as a new starting point.
Stepping into the era.
The goal of CNKI is to deepen the knowledge services provided by CNKI based on the integration of public knowledge to the process and results of knowledge innovation of various industry institutions, and to provide problem-oriented knowledge services and a collaborative research platform that stimulates the wisdom of the crowd through more accurate, systematic and complete explicit management, as well as tacit knowledge management embedded in the specific process of work and learning.
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First, the establishment time is different.
1. CNKI was initiated by Tsinghua University and Tsinghua Tongfang, and was founded in June 1999.
2. VIP was founded in 2000.
3. Wanfang Database "Chinese Enterprises, Companies and Products Database" was founded in 1988.
Second, the positioning is different.
1. CNKI is an informatization construction project with the goal of realizing the dissemination, sharing and value-added utilization of knowledge resources in the whole society, adopting self-developed digital library technology with international leading level, and officially launching the construction of "China Knowledge Resources Database" and CNKI grid resource sharing platform.
2. VIP is the world's famous Chinese professional information service**, as well as China's largest comprehensive document service**.
3. Wanfang database is a large-scale network database developed by Wanfang Data Company, covering journals, conference minutes, academic achievements, and academic conferences;
Third, the content resources are different.
1. CNKI's services include:
1) China Knowledge Resources Database: Provide CNKI source database, foreign language, industry, agriculture, medicine and health, economics and education;
2) Digital publishing platform: provide professional digital libraries and industry libraries. The personalized service platform consists of personal digital library, institutional digital library, digital learning platform, etc.
3) Literature data evaluation: the main statistical contents include: a. the number of literature published in more than 7,000 academic journals of natural sciences and social sciences officially published in China and their classification statistical table; b. The number of citations, citation links and their classification statistics of each journal; c. Statistical table of the number of articles published by journal authors, citations and their institutions; d. CNKI Center** access volume and IP address statistics table.
2. The service content of VIP network includes:
VIP has been committed to scientific and rigorous research, analysis, collection, processing and other in-depth development and promotion of massive newspaper and periodical data. At present, the company's business scope has involved database publishing and distribution, knowledge network dissemination, periodical distribution, electronic journal production and distribution, network advertising, literature digital engineering and a variety of personalized services based on electronic information resources.
3. Wanfang database services include:
1) Achievement patents: domestic scientific and technological achievements, patented technologies and national science and technology projects.
2) Chinese and foreign standards: Chinese national standards, construction standards, building materials standards, industry standards, international standards, international electrical standards, European standards, as well as American, British, German and French national standards and Japanese industrial standards provided by the State Bureau of Technical Supervision and the Ministry of Construction.
3) Scientific and technological literature: including conference literature, professional literature, comprehensive literature and English literature, covering a wide range and having high authority.
4) Institutions: including information on China's famous scientific research institutions, colleges and universities, and information institutions.
6) Wanfang Degree**: The database includes degrees in various disciplines in China**.
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1. CNKI:
CNKI is the concept of national knowledge infrastructure, which was proposed by the World Bank in 1998. CNKI project is an informatization construction project with the goal of realizing the dissemination, sharing and value-added utilization of knowledge resources in the whole society. Initiated by Tsinghua University and Tsinghua Tongfang, it was founded in June 1999.
In 2007, CNKI's "China Academic Journals Online Publishing Database" won the first "China Publishing Award", and "China Doctorate Degree Full-text Database" and "China Yearbook Online Publishing Database" were nominated for the awards.
2. Wanfang: Wanfang database is a large-scale network database developed by Wanfang Data Company, covering journals, conference minutes, academic achievements, and academic conferences; It is also an academic database of Chinese majors on a par with CNKI.
Its development company, Wanfang Data Co., Ltd., is the first joint-stock high-tech enterprise with information services as the core in China, and is a comprehensive information service provider integrating information resource products, information value-added services and information processing solutions in the field of the Internet.
3. China Yearbook Online Publishing Database.
The China Yearbook Online Publishing Database is currently the largest continuously updated full-text database of dynamic yearbook resources in China. The content covers various fields such as basic national conditions, geography and history, politics, military diplomacy, law, economy, science and technology, education, culture and sports, medical and health care, social life, people, statistics, document standards, laws and regulations, etc.
4. China Citation Database.
The database includes the references of all source database products published by the electronic journal of China Academic Journals (CD-ROM Edition), involving more than 10 million cited articles such as journal type, degree type, conference type, book type, patent type, standard type, newspaper type, etc.
By revealing the cross-citation relationship between various types of literature, the library can not only provide a new communication mode for scientific research, but also serve as an effective scientific management and evaluation tool.
5. VIP database system.
Founded in 2000, VIP Information Network has become a world-famous Chinese information service**, the largest Chinese content cooperation ** of Google Scholar**, the largest digital journal database in China, and currently has more than 2,000 group users, ** more than 2 million registered users.
**Content services include more than 9,000 titles and 20 million full-text Chinese periodicals; More than 11,300 titles and more than 800,000 foreign language periodicals from more than 30 countries; More than 400 important Chinese newspaper information, covering science, engineering, agriculture, medicine, literature, history, philosophy, law and other fields, with daily updates online.
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Each database has its own characteristics.
Sort is what you call this order.
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1. The inclusion situation is different.
VIP has been recorded for the longest time, Wanfang.
The inclusion time is the shortest, but the current issue Wanfang has the best collection, and many of VIP's journals are gone, especially medical ones.
2. Search results.
CNKI. The results are the most, VIP is second, and Wanfang is the least.
3. Different classification methods.
CNKI can classify and analyze the obtained literature according to year, **database, literature publication**, author, research level, **funding, Chinese keywords, author affiliation, etc., VIP can classify and analyze the obtained literature according to all journals, core journals, CSSCI journals, journal literature in the past five years, journal literature in the past three years and journal literature in the past year, and Wanfang can classify and analyze the obtained literature according to **type, year, journal and academic category.
4. Coverage.
Wanfang: Natural Sciences, Mathematics, Physics and Chemistry, Astronomy, Earth, Biology, Medicine, Health, Industrial Technology, Aviation, Environment, Social Sciences, Human Geography.
and other subject areas. Bi Qiao.
VIP: Natural Sciences**, Agricultural Sciences**, Medicine and Health**, Educational Sciences, Economic Management**, Library and Information Science**, Engineering Technology**.
CNKI: Natural Sciences, Humanities and Social Sciences.
and knowledge in various fields of engineering technology, with periodicals, newspapers, doctoral and excellent master's degrees from doctoral and master's training units, and important national conferences.
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The search results of Wanfang, VIP and CNKI are mainly different as follows:
CNKI's database covers the widest range, including domestic core journals, important academic conferences and academic achievements. Wanfang's database coverage is secondary, including domestic journals, important academic conferences** and degrees**, etc.; VIP's database covers a relatively small area, mainly covering domestic journals, degrees**, conferences**, patents, etc.
The number of search results of CNKI is usually the largest, followed by Wanfang, and VIP is the least.
The quality of CNKI search results is relatively high, because it includes multiple data search databases, can be retrieved across databases, and has functions such as intelligent sorting and clustering. Wanfang search results are of second highest quality, but its advanced search function is more useful; The quality of VIP's search results is relatively low, but its medical database is distinctive.
In general, the three search platforms are different in terms of data coverage, quantity and quality of search results, and search methods, and users can choose the right platform for retrieval according to their own needs.
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The articles on these platforms are more or less different, and the standards for writing ** duplicate check are different.
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1. The creation time is different.
Wanfang Business Information Database was founded in 1988 and jointly developed by Wanfang Data and nearly 100 information institutions in the United Nations.
VIP.com, established in 2000. After years of commercial operation, VIP has become a world-renowned Chinese professional information service**, as well as China's largest comprehensive literature service**;
CNKI is the concept of national knowledge infrastructure, initiated by Tsinghua University and Tsinghua Tongfang, and was founded in June 1999.
2. The content of the collection is different.
Wanfang: Wanfang Journal: It collects the full text of 7,600 scientific and technological journals in more than 70 categories in five categories: science, engineering, agriculture, medicine and humanities.
Wanfang Conference**: The China Academic Conference Full-text Database is the only full-text database of academic conference literature in China, covering the fields of natural science, engineering technology, agriculture and forestry, medicine, etc., and is an indispensable helper to understand the domestic academic dynamics.
The information of China Enterprise, Company and Product Database is 100% updated throughout the year, providing various forms of carriers and versions.
VIP.com: database publishing and distribution, knowledge network dissemination, journal distribution, electronic journal production and distribution, network advertising, literature digitization engineering and a variety of personalized services based on electronic information resources.
CNKI: CNKI has developed into an internationally leading online publishing platform integrating journals and magazines, doctors, masters, conferences, newspapers, reference books, yearbooks, patents, standards, Chinese studies, and overseas literature resources.
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Different algorithms and different database inclusion also cause different duplicate check results.
If you don't know how to choose, you can take a look at which plagiarism checking system the school requires. It is safest to follow the school choice.
1. CNKI:
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