According to the paper search knowledge network, the requirements of the state for duplicate checking of papers are getting stricter and stricter, so the proportion of duplicate checking of papers is now 30%, which means that papers cannot be published without duplicate checking. At present, the duplicate checking rate of general papers cannot exceed 20% or lower.

Contemporary papers often refer to articles that conduct research in various academic fields and describe academic research results, which are referred to as papers for short. It is not only a means to discuss problems in academic research, but also a tool to describe academic research results in academic exchanges.