Longin Jan Latecki Aleksandar Lazarevic Dragoljub Pokrajac Outlier Detection with Kernel Density Functions. 61-75 2007 conf/mldm/2007 MLDM http://dx.doi.org/10.1007/978-3-540-73499-4_6 db/conf/mldm/mldm2007.html#LateckiLP07