Blind review usually refers to a way to review academic papers without revealing the identity of the author. Generally speaking, in the process of blind evaluation, it is necessary to check the papers to ensure their originality and academic integrity.

Paper duplication checking refers to comparing papers with professional duplication checking software to detect whether there is content with high similarity to existing documents, so as to find plagiarism and plagiarism of papers. This is one of the important means to ensure the integrity of academic research. Therefore, whether it is blind or not, duplicate checking of papers is one of the essential links.

In the process of blind evaluation, some measures are generally taken, such as anonymous processing of the author's name, unit, references and other information to ensure the fairness and objectivity of the evaluation process. However, this does not affect the necessity and importance of duplicate checking.