Lihua Wang Zhiwu Lu Horace Ho-Shing Ip Image Categorization Based on a Hierarchical Spatial Markov Model. 766-773 2009 CAIP http://dx.doi.org/10.1007/978-3-642-03767-2_93 conf/caip/2009 db/conf/caip/caip2009.html#WangLI09