Jian-Tao Sun Benyu Zhang Zheng Chen Yuchang Lu Chunyi Shi Wei-Ying Ma GE-CKO: A Method to Optimize Composite Kernels for Web Page Classification. 299-305 2004 conf/webi/2004 Web Intelligence http://doi.ieeecomputersociety.org/10.1109/WI.2004.74 db/conf/webi/webi2004.html#SunZCLSM04