Fig. 5
From: Cancelable templates for secure face verification based on deep learning and random projections
(Top) a–e Histograms of the distributions of the \(\textbf{z}\) decision variable for matching (blue) and non-matching (red) pairs, obtained with the proposed method, over different datasets. (Bottom) f–j Histogram of the distribution of the \(\bar{\textbf{z}}\) decision variable for matching (blue) and non-matching (red) pairs, obtained with the proposed BiometricNet+, over different datasets