Gong Chen Heqin Zhou Jiefeng Yan A Novel Method for Moving Object Detection in Foggy Day. 53-58 2007 SNPD (2) http://doi.ieeecomputersociety.org/10.1109/SNPD.2007.70 conf/snpd/2007 db/conf/snpd/snpd2007-2.html#ChenZY07