Abstract
Many scholars have benefited a lot from the social media environment. However, due to the privacy and environmental complexity of academic knowledge innovation under the new media environment, reasons for the successful innovation are still difficult to be figured out and copied, which results in potential losses in the promotion of its academic value. The results show that the progressive and radical academic knowledge innovation in the social media environment take fragmented knowledge accumulation and innovation incentive as the main route respectively, and the ways to realize innovation include encounter complementary type, creative accumulation type, content dependent type, leader following type, self-published type and functional excitation type. These research results greatly promote the development of knowledge innovation theory in social media environment, and is of great reference significance for academic individuals and social media platforms to make decisions.