Four new projects are supported by NSFC. They are "Uncertainty measure and precision reasoning in three-way decisions"(Duoqian Miao, General Program),"Research on person re-identification based on multiple granularity in surveillance videos"(Cairong Zhao, General Program),"Research on information granulation mechanism and algebraic structure for complicated binary relations"(Xiangping Kang, Youth Program), "Algorithms for rule extraction of large-scale fuzzy covering information systems and their applications"(Guangming Lang, Youth Program).