A graph-based algorithm for extracting units and loops from architectural floor plans for a building evacuation model.

G. S. Zhi S. M. Lo Z. Fang A graph-based algorithm for extracting units and loops from architectural floor plans for a building evacuation model. 1-14 2003 35 Computer-Aided Design 1 http://dx.doi.org10.1016/S0010-4485(01)00171-3 db/journals/cad/cad35.html#ZhiLF03