id: 70714599 dt: a an: 70714599 au: Xu, Wei; Jenkin, Michael; Lespérance, Yves ti: A multi-channel algorithm for edge detection under varying lighting so: CVPR (2), 1885-1892 (2006). py: 2006 pu: la: EN cc: ut: ci: li: http://doi.ieeecomputersociety.org/10.1109/CVPR.2006.33