Duplicate checking system provided by schools: Some schools will provide their own duplicate checking system, such as HowNet, VIP, Wanfang or paperfree. The author can log in and submit papers through the school educational administration system or the website of relevant departments for duplicate checking.
Online duplicate checking tools: some third-party duplicate checking tools, such as Turnitin, iThenticate, Grammarly, etc. , which can provide online paper duplicate checking service. The author can download the corresponding software or plug-in to check the repetition of the paper.
Buy duplicate checking service by yourself: If the school does not provide duplicate checking system, or the author needs more professional duplicate checking service, he can choose to buy duplicate checking service by himself.
Manual duplicate checking: Some professional academic institutions or publishing houses can provide manual duplicate checking services, and the author can contact these institutions or publishing houses for help.
It should be noted that different duplicate checking systems have different comparison methods and standards, so they may produce different results. At the same time, some systems may have a certain error rate, so you need to refer to your own judgment and actual situation. In the process of duplicate checking, it is also necessary to abide by academic norms and the principle of good faith to ensure the independence and originality of the content of the paper.