SCI, full name of Scientific Citation Index, English title: Scientific Citation Index, is a database for publishing scientific papers founded by institute for scientific information (ISI) in 196 1. In it, you can search for life sciences, clinical medicine, physical chemistry, agronomy, biology, veterinary medicine, engineering technology and other periodicals. , especially reflects the high academic level of natural science research. It is one of the three famous retrieval systems in the world. It claims that scientific, medical, chemical and physical papers account for a large proportion, and its citation index plays an important role in international scientific research and academic circles.

The full name of IEEE is the American Institute of Electrical and Electronics Engineers, and the English name is Instituteofé lectrical Engineers. What does this institute do? IEEE is one of the largest professional and technical organizations in the world, with hundreds of thousands of members in hundreds of countries. Headquartered in new york, USA, the Association is authoritative in the fields of aerospace, computer, telecommunications, biomedicine, electronics and consumer electronics. IEEE is more influential in industry than SCI.