7Weng H Y,Lau K M ,Xue Y K. Multi scale summer rainfall variability over China and its long-term link to global sea surface temperature variability[J]. Meteor Soc Japan, 1999 77(4) : 845-857.
8Hu Z Z. Interdecadal variability of summer climate over East A sia and its association with 500hPa height and global sea surface temperature[J]. J Geophy Rea Atmo, 1997,102(D16) : 19403- 19412.
9Chih-Chung Chang, Chih Jen Lin. LIBSVM-A Library for Support Vector Machines [ EB/OL]. (2008-5 16). http: // www. esie. ntu. edu. tw/ejlin/libsvm/.