Kenji Suzuki Isao Horiba Noboru Sugie Neural Edge Detector - A Good Mimic of Conventional One Yet Robuster against Noise. 303-310 2001 conf/iwann/2001-2 IWANN (2) http://link.springer.de/link/service/series/0558/bibs/2085/20850303.htm db/conf/iwann/iwann2001-2.html#SuzukiHS01