This work was supported by Fundamental Research Funds for the Central Universities,People’s Public Security University of China(2021JKF215);Key Projects of the Technology Research Program of the Ministry of Public Security(2021JSZ09);the Fund for the training of top innovative talents to support master’s degree program,People’s Public Security University of china(2021yjsky018).
With the rapid development of Internet technology,the type of information in the Internet is extremely complex,and a large number of riot contents containing bloody,violent and riotous components have appeared.These c...