Nicolás Luis Fernández García Rafael Medina Carnicer Ángel Carmona Poyato Francisco José Madrid-Cuevas M. Prieto Villegas Characterization of empirical discrepancy evaluation measures. 35-47 2004 25 Pattern Recognition Letters 1 http://dx.doi.org/10.1016/j.patrec.2003.08.011 db/journals/prl/prl25.html#GarciaCPMV04