Anthony G. Cohn David C. Hogg Brandon Bennett Vincent E. Devin Aphrodite Galata Derek R. Magee Chris J. Needham Paulo E. Santos Cognitive Vision: Integrating Symbolic Qualitative Representations with Computer Vision. 221-246 2006 Cognitive Vision Systems http://dx.doi.org/10.1007/11414353_14 conf/dagstuhl/2006vision db/conf/dagstuhl/vision2006.html#CohnHBDGMNS06