Yoshihiko Muto Hirokazu Nagase Yoshihiko Hamamoto Evaluation of a Modified Parzen Classifier in High Dimensional Spaces. 2067-2070 2000 ICPR http://csdl.computer.org/comp/proceedings/icpr/2000/0750/02/07502067abs.htm db/conf/icpr/icpr2000-2.html#MutoNH00