Liu Feng, Distinguished Researcher of Research Center on Fictitious Economy & Data Science, Chinese Academy of Sciences，Professor of Nanjing University of Finance and Economics, Researcher of TIIBST，Computer major doctor of Beijing Jiaotong University, is engaged in the research of IQ assessment and grading of artificial intelligence system and the research of the relationship between Internet, artificial intelligence and brain science. Liu Feng has published more than 30 papers ，5 pieces of SCI, EI or ISTP theses, and has published 2 monographs.。

■ research results