Wanfang duplicate checking system mainly uses text similarity detection technology to duplicate uploaded academic papers. Wanfang duplicate checking system is also connected with Wanfang database to detect whether the uploaded papers include published contents in Wanfang database, including academic papers, periodical papers, conference papers, etc. In addition, Wanfang duplicate checking system can also search similar documents on the global Internet to detect possible plagiarism in the international scope.

Specifically, Wanfang duplicate checking will identify the cited part of the paper and compare it with the existing academic literature, so as to determine whether the cited academic literature is correctly marked and verify the accuracy and consistency of the citation. At the same time, we can also find that the plagiarized content is covered up by rewriting or slightly modifying, including synonymous substitution and sentence structure adjustment.

Therefore, Wanfang duplicate checking system mainly detects academic documents and similar contents on the Internet, which plays an important role in ensuring the originality and independence of papers.