Henry Pak-Sum Hui Helen M. Meng Man-Wai Mak Adaptive Weight Estimation in Multi-Biometric Verification using Fuzzy Logic Decision Fusion. 501-504 2007 ICASSP (1) http://dx.doi.org/10.1109/ICASSP.2007.366726 conf/icassp/2007 db/conf/icassp/icassp2007-1.html#HuiMM07