Empirical Evaluation of MPEG-7 XM Color Descriptors in Content-Based Retrieval of Semantic Image Categories. - Timo Ojala; Markus Aittola; Esa Matinmikko (ICPR (2), 2002)

TREC 2002 Video Track Experiments at MediaTeam Oulu and VTT. - Mika Rautiainen; Dmitri Vorobiev; Kai Noponen; Pertti Alvar Väyrynen; Matti Hosio; Esa Matinmikko; Timo Ojala; Tapio Seppänen; Jani Penttilä; Satu-Marja Mäkelä; Johannes Peltola (TREC, 2002)

Task-Based User Evaluation of Content-Based Image Database Browsing Systems. - Timo Ojala; Markus Koskela; Esa Matinmikko; Mika Rautiainen; Jorma Laaksonen; Erkki Oja (CIVR, 2004)