Use of digital cameras for phenological observations. - Reiko Ide; Hiroyuki Oguma (Ecol. Informatics, 2010)

A cost-effective monitoring method using digital time-lapse cameras for detecting temporal and spatial variations of snowmelt and vegetation phenology in alpine ecosystems. - Reiko Ide; Hiroyuki Oguma (Ecol. Informatics, 2013)

Validating GCOM-C Terrestrial Ecology Products: How Should In-Situ Observation Be Performed at Satellite Scale? - Tomoko Akitsu; Koji Kajiwara; Kaoru Tachiiri; Hideki Kobayashi; Kazuho Matsumoto; Toshiyuki Kobayashi; Kenlo Nishida Nasahara; Tatsuro Nakaji; Hajime Kobayashi; Tetsuo Okano; Nobuko Saigusa; Masato Hayashi; et al. (IGARSS, 2019)

Evaluating land surface phenology from the Advanced Himawari Imager using observations from MODIS and the Phenological Eyes Network. - Dong Yan; Xiaoyang Zhang 001; Shin Nagai; Yunyue Yu; Tomoko Akitsu; Kenlo Nishida Nasahara; Reiko Ide; Takahisa Maeda (Int. J. Appl. Earth Obs. Geoinformation, 2019)

Challenges in Improving the Reliability of Various Radiation Parameters at a Japanese Satellite Observation Validation Site. - Yoshiyuki Takahashi; Reiko Ide; Yasuo Hirose; Yukio Yamao (IGARSS, 2022)

The variability and seasonality in the ratio of photosynthetically active radiation to solar radiation: A simple empirical model of the ratio. - Tomoko Akitsu; Kenlo Nishida Nasahara; Osamu Ijima; Yasuo Hirose; Reiko Ide; Kentaro Takagi; Atsushi Kume (Int. J. Appl. Earth Obs. Geoinformation, 2022)

Accuracy Assessment of Photochemical Reflectance Index (PRI) and Chlorophyll Carotenoid Index (CCI) Derived from GCOM-C/SGLI with In Situ Data. - Taiga Sasagawa; Tomoko Akitsu; Reiko Ide; Kentaro Takagi; Satoru Takanashi; Tatsuro Nakaji; Kenlo Nishida Nasahara (Remote. Sens., 2022)