@inproceedings{ye07a,
 author = {Jieping Ye and Shuiwang Ji and Jianhui Chen},
 title = {Learning the kernel matrix in discriminant analysis via quadratically constrained quadratic programming},
 booktitle = {Proceedings of the 13th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining},
 year = {2007},
 pages = {854-863},
 }