Luo Zhong Xuan Xiao Jingling Yuan Gray Compensating RBF Prediction Model Based on Structural Risk. 887-890 2008 CSSE (4) http://dx.doi.org/10.1109/CSSE.2008.978 conf/csse/2008-4 db/conf/csse/csse2008-4.html#ZhongXY08