Skin Detection in Video under Changing Illumination Conditions. - Maricor Soriano; Birgitta Martinkauppi; Sami Huovinen; Mika Laaksonen (ICPR, 2000)

Physics-based face database for color research. - Elzbieta Marszalec; Birgitta Martinkauppi; Maricor Soriano; Matti Pietikäinen (J. Electronic Imaging, 2000)

Face Video Database. - Birgitta Martinkauppi; Maricor Soriano; Sami Huovinen; Mika Laaksonen (CGIV, 2002)

Color-Based Face Detection Using Skin Locus Model and Hierarchical Filtering. - Abdenour Hadid; Matti Pietikäinen; Birgitta Martinkauppi (ICPR (4), 2002)

Adaptive skin color modeling using the skin locus for selecting training pixels. - Maricor Soriano; Birgitta Martinkauppi; Sami Huovinen; Mika Laaksonen (Pattern Recognit., 2003)

Designing a Simple 3-Channel Camera for Skin Detection. - Birgitta Martinkauppi; Graham D. Finlayson (CIC, 2004)

Comparison of skin color detection and tracking methods under varying illumination. - Birgitta Martinkauppi; Maricor Soriano; Matti Pietikäinen (J. Electronic Imaging, 2005)

Color Calibration of Digital Camera Using Polynomial Transformation. - Tuija Jetsu; Ville Heikkinen; Jussi Parkkinen; Markku Hauta-Kasari; Birgitta Martinkauppi; Seong-Deok Lee; Hyun Wook Ok; Chang-Yeong Kim (CGIV, 2006)

Novel system for semiautomatic image segmentation of arctic charr. - Birgitta Martinkauppi; Elena Doronina; Jorma Piironen; Timo Jääskeläinen; Jussi Parkkinen (J. Electronic Imaging, 2007)

Near-infrared images of skin. - Birgitta Martinkauppi; Juha Lehtonen; Jussi Parkkinen (CGIV/MCS, 2008)

Carotenoid Concentration of Arctic Charr (Salvelinus Alpinus L.) from Spectral Data. - Birgitta Martinkauppi; Jukka Kekäläinen; Yevgeniya Shatilova; Jussi Parkkinen (ACIVS, 2009)

Polynomial Regression Spectra Reconstruction of Arctic Charr's RGB. - Birgitta Martinkauppi; Yevgeniya Shatilova; Jukka Kekäläinen; Jussi Parkkinen (CCIW, 2009)

Skin Color in Face Analysis. - Birgitta Martinkauppi; Abdenour Hadid; Matti Pietikäinen (Handbook of Face Recognition, 2011)

3DS-colorimeter based on a mobile phone camera for industrial applications. - Jari Miettinen; Birgitta Martinkauppi; Pekka Suopajärvi (Sensors, Cameras, and Systems for Industrial and Scientific Applications, 2013)

IoT Sensor Challenges for Geothermal Energy Installations Monitoring: A Survey. - Michal Prauzek; Tereza Kucova; Jaromir Konecny; Monika Adamikova; Karolina Gaiova; Miroslav Mikus; Pavel Pospisil; Darius Andriukaitis; Mindaugas Zilys; Birgitta Martinkauppi; Jirí Koziorek (Sensors, 2023)