The content of graduation thesis mainly includes cover, statement, Chinese and English abstract, table of contents, text, thanks, references, appendix, statement and other text parts. Among them, the text usually consists of quotations, abstracts, chapters, abstracts and so on. This is the most important part of the paper. In addition, whether the acknowledgement, keywords, appendices and other parts of the paper need to be checked again depends on the requirements of different schools or journals.

Different duplicate checking systems have different algorithms and databases, so the duplicate checking results will be different. For the first draft of the paper, it is suggested that free duplicate checking software such as HowNet, VIP, paperfree and papertime can be used. And for the final draft, use the duplicate checking system required by the school to ensure that the paper meets the academic requirements.

The purpose of duplicate checking of graduation thesis is to detect the repetition rate of the thesis and judge the severity of academic misconduct in the thesis. Colleges and universities will stipulate the eligibility criteria for the repetition rate of graduate papers. The higher their academic qualifications, the stricter the requirements for duplicate checking of papers.