Jingsong He Jian Tan Qiansheng Fang Parzen Windows Estimation Using Laplace Kernel: A Novel Parametric Analysis with Information Content. 44-49 2007 SNPD (3) http://doi.ieeecomputersociety.org/10.1109/SNPD.2007.418 conf/snpd/2007 db/conf/snpd/snpd2007-3.html#HeTF07a