1、Turnitin:
Turnitin is one of the most famous paper duplicate checking systems in the world, which was launched by an American educational technology company. It is mainly used to detect the plagiarism of academic papers and assignments in universities and scientific research institutions, and can detect the content plagiarized or plagiarized by students from the network or other sources, and give corresponding scores and suggestions. Turnitin adopts advanced text comparison algorithm and database technology, which has high-precision detection ability and extensive database resources.
2. Certification:
IThenticate is a high-end document duplicate checking system developed by Plagiarism.org Company. It is mainly used to detect the originality and plagiarism of high-end documents such as research papers, academic journals, publications and patents. IThenticate has high-precision detection ability, which can detect similarities in original documents and avoid repeated publishing or infringement. IThenticate detection results usually include repetition rate, similarity, references, citation format and other indicators.
3. China HowNet duplicate checking system:
CNKI duplicate checking system is a duplicate checking system for Chinese academic papers and dissertations launched by China Knowledge Network. It is mainly used to detect the plagiarism of Chinese academic papers and dissertations with high accuracy and efficiency. CNKI duplicate checking system can detect the repetition rate, similarity and originality of papers, and give corresponding detection reports and suggestions. The database resources of China HowNet duplicate checking system mainly come from the academic literature database and network resource database of China HowNet.