Usability of noise-free daily satellite-observed green–red vegetation index values for monitoring ecosystem changes in Borneo - Shin Nagai; Reiichiro Ishii; Affendi Bin Suhaili; Hideki Kobayashi; Masayuki Matsuoka; Tomoaki Ichie; Takeshi Motohka; Joseph Jawa Kendawang; Rikie Suzuki (International Journal of Remote Sensing, 2014)