ESI mainly counts and analyzes the citation of various academic papers, periodicals, conference papers, patents and other academic documents, and calculates important indicators in related research fields, such as impact factors, citation frequency, citation rate, author influence, etc. These indicators can help researchers understand the current research progress, key hot issues and leading research institutions and scholars in a certain field.
ESI index is mainly used to evaluate the quality and influence of academic achievements, which is of great significance to the evaluation of scientific and technological innovation ability, academic evaluation and funding decision of researchers, institutions and countries. At the same time, ESI also provides reference and guidance for scholars and science and technology managers to help them better plan and guide their research direction and development strategy.