%0 Journal Article %T Motion Pattern Extraction and Event Detection for Automatic Visual Surveillance %A Yassine Benabbas %A Nacim Ihaddadene %A Chaabane Djeraba %J EURASIP Journal on Image and Video Processing %D 2011 %I Springer %R 10.1155/2011/163682 %U http://dx.doi.org/10.1155/2011/163682