Supported by NSFC(No.11201198,No.11026143);Natural Science Foundation of Jiangxi Province(No.20132BAB201013);the Sponsored Program for Cultivating Youths of Outstanding Ability in Jiangxi Normal University
Supported by the Education of Zhejiang Province(No.Y201120835);the Opening Fund of Top Key Discipline of Computer Software and Theory in Zhejiang Provincial Colleges at Zhejiang Normal University, Sichuan Province Sci.& Tech.Research Project(No.2009GZ0004,No.2009HH0025)