Efficient browsing in multimedia databases using intelligent agents and content-based retrieval schemes. - Yiannis Xirouhakis; George N. Votsis; Kostas Karpouzis; Stefanos D. Kollias (MMSP, 1998)

A Simplified Representation of 3D Human Faces adapted from 2D Images. - George N. Votsis; Nicolas Tsapatsoulis; Kostas Karpouzis; Stefanos D. Kollias (NMBIA, 1998)

Efficient use of content-based retrieval in quick browsing: a realization. - George N. Votsis; Yiannis Xirouhakis; Kostas Karpouzis; Stefanos D. Kollias (MMSP, 1999)

A Neural-Network-Based Approach to Adaptive Human Computer Interaction. - George N. Votsis; Nikolaos D. Doulamis; Anastasios D. Doulamis; Nicolas Tsapatsoulis; Stefanos D. Kollias (ICANN, 2001)

Emotion recognition in human-computer interaction. - Roddy Cowie; Ellen Douglas-Cowie; Nicolas Tsapatsoulis; George N. Votsis; Stefanos D. Kollias; Winfried A. Fellenz; John G. Taylor (IEEE Signal Process. Mag., 2001)

A modular approach to facial feature segmentation on real sequences. - George N. Votsis; Athanasios I. Drosopoulos; Stefanos D. Kollias (Signal Process. Image Commun., 2003)