Water quality classification of lakes using 250-m MODIS data. - Sampsa S. Koponen; Kari Y. Kallio; Jouni Pulliainen; Jenni Vepsäläinen; Timo Pyhälahti; Martti Hallikainen (IEEE Geosci. Remote. Sens. Lett., 2004)

A filtering approach for estimating lake water quality from remote sensing data. - Arto Voutilainen; Timo Pyhälahti; Kari Y. Kallio; Jouni Pulliainen; Heikki Haario; Jari P. Kaipio (Int. J. Appl. Earth Obs. Geoinformation, 2007)

Advances in combining optical citizen observations on water quality with satellite observations as part of an environmental monitoring system. - Timo Pyhälahti; Timo Toivanen; Kari Y. Kallio; Marko Jarvinen; Matthieu Molinier; Sampsa S. Koponen; Ville Kotovirta; Chengyuan Peng; Saku Anttila; Marnix Laanen; Matti Lindholm (IGARSS, 2015)

Retrieval of coloured dissolved organic matter with machine learning methods. - Ana B. Ruescas; Martin Hieronymi; Sampsa S. Koponen; Kari Y. Kallio; Gustau Camps-Valls (IGARSS, 2017)

Machine Learning Regression Approaches for Colored Dissolved Organic Matter (CDOM) Retrieval with S2-MSI and S3-OLCI Simulated Data. - Ana B. Ruescas; Martin Hieronymi; Gonzalo Mateo-Garcia; Sampsa S. Koponen; Kari Y. Kallio; Gustau Camps-Valls (Remote. Sens., 2018)

Data fusion system for monitoring water quality: Application to chlorophyll-a in Baltic sea coast. - Martin Gunia; Marko Laine; Olli Malve; Kari Y. Kallio; Mikko Kervinen; Saku Anttila; Niina Kotamäki; Eero Siivola; J. Kettunen; T. Kauranne (Environ. Model. Softw., 2022)