T. G. Tsuei is with the Department of Electrical Engineering, Ta Hwa Institute of Technology, Hsinchu, Taiwan, ROC, Han-Chieh Chao is a foil professor in the Department of Electrical Engineering, National Dong Hwa University, Hualien, Taiwan, ROC and Chih-Hung Ying is currently with Chunghwa Telecommunication Laboratories as a associate researcher, Chung li, Taiwan, ROC. Ta Hwa Institute of Tec...

ROC analysis is a straightforward but non-intuitive way to determine which of two identification procedures better enables a population of eyewitnesses to correctly sort innocent and guilty suspects into their respective categories. This longstanding analytical method, which is superior to using the diagnosticity ratio for identifying the better procedure, is not in any way compromised by the p...