George Chin Jr. Olga A. Kuchar Paul D. Whitney Mary E. Powers Katherine E. Johnson Graph-based comparisons of scenarios in intelligence analysis. 3175-3180 2004 conf/smc/2004 SMC (4) http://dx.doi.org/10.1109/ICSMC.2004.1400828 db/conf/smc/smc2004-4.html#ChinKWPJ04