3.兴兴兴: male and born in december1941.He graduated from the Xi'an Military Telecommunications Engineering Institute (the predecessor of Xidian University) and remained at the institute as a faculty member. From 1981 to 1983 he stayed at the University of Pennsylvania, U.S.A. for further studies, engaged in the research on image analysis &processing and radar imaging. From 1989 to 1990 he went to the united states and britain successively as a visiting scholar. Currently he serves as president of shenzhen University, being an advisor for doctoral students of Xidian University in the academic area of signal and information processing, he gas been in charge of and undertaken quite a few projects, all with high-level achievements.3. ***: male and born in December 1941. He graduated from the Xi’an Military Telecommunications Engineering Institute (the predecessor of Xidian University) and remained at the institute as a faculty member. From 1981 to 1983 he stayed at the University of Pennsylvania, U.S.A. for further studies, engaged in the research on image analysis &processing and radar imaging. From 1989 to 1990 he went to the United States and Britain successively as a visiting scholar. Currently he serves as president of Shenzhen University, being an advisor for doctoral students of Xidian University in the academic area of signal and information processing, he gas been in charge of and undertaken quite a few projects, all with high-level achievements