Improved Mapping of Tropical Forests With Optical and SAR Imagery, Part I: Forest Cover and Accuracy Assessment Using Multi-Resolution Data. - Tuomas Häme; Jorma Kilpi; Heikki Ahola; Yrjö Rauste; Oleg Antropov; Miina Rautiainen; Laura Sirro; Sengthong Bounpone (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2013)