Image segmentation combining region growing and edge detection. - Yu Xiaohan; Juha Ylä-Jääski; Olli Huttunen; Tuomo Vehkomäki; Outi Sipilä; Toivo Katila (ICPR (3), 1992)

Stability study of some neural networks applied to tissue characterization of brain magnetic resonance images. - Alan A. Stocker; Outi Sipilä; Ari Visa; Oili Salonen; Toivo Katila (ICPR, 1996)

PACS: a prerequisite for image fusion in nuclear medicine. - T. Kauppinen; Hanna Pohjonen; R. Laakkonen; Outi Sipilä; Päivi Nikkinen; I. Sippo-Tujunen; Petteri Välimäki; Mika Kortesniemi; Sauli Savolainen; J. Kinnunen (CARS, 2001)

A New Method for the Registration of Cardiac PET and MR Images Using Deformable Model Based Segmentation of the Main Thorax Structures. - Timo Mäkelä; Patrick Clarysse; Jyrki Lötjönen; Outi Sipilä; Kirsi Lauerma; Helena Hänninen; Esa-Pekka Pyökkimies; Jukka Nenonen; Juhani Knuuti; Toivo Katila; Isabelle E. Magnin (MICCAI, 2001)

Experiences on data quality in automatic tissue classification. - Outi Sipilä; Ari Visa; Oili Salonen; T. Erkinjuntti; Toivo Katila (Pattern Recognit. Lett., 2001)

A Review of Cardiac Image Registration Methods. - Timo Mäkelä; Patrick Clarysse; Outi Sipilä; Nicoleta Pauna; Quoc Cuong Pham; Toivo Katila; Isabelle E. Magnin (IEEE Trans. Medical Imaging, 2002)

Establishing an International Reference Image Database for Research and Development in Medical Image Processing. - Alexander Horsch; Michael Prinz; Siegfried Schneider; Outi Sipilä; Klaus Spinnler; Jean-Paul Vallée; Irma Verdonck-de Leeuw; Raimund Vogl; Thomas Wittenberg; Gudrun Zahlmann (Bildverarbeitung für die Medizin, 2003)

A 3-D model-based registration approach for the PET, MR and MCG cardiac data fusion. - Timo Mäkelä; Quoc Cuong Pham; Patrick Clarysse; Jukka Nenonen; Jyrki Lötjönen; Outi Sipilä; Helena Hänninen; Kirsi Lauerma; Juhani Knuuti; Toivo Katila; Isabelle E. Magnin (Medical Image Anal., 2003)

A novel measure of reliability in Diffusion Tensor Imaging after data rejections due to subject motion. - Viljami Sairanen; L. Kuusela; Outi Sipilä; Sauli Savolainen; Sampsa Vanhatalo (NeuroImage, 2017)