Graph-Based Representations in Pattern Recognition : 9th IAPR-TC-15 International Workshop, GbRPR 2013, Vienna, Austria, May 15-17, 2013, Proceedings - Kropatsch, Walter (Herausgeber); Artner, Nicole M (Herausgeber); Haxhimusa, Yll (Herausgeber); Jiang, Xiaoyi (Herausgeber) (Image Processing, Computer Vision, Pattern Recognition, and Graphics, 2013)