| 2019 | IGARSS | Sensitivity Variation of Aster Derived From Moon and Deepspace Observations in 2003 and 2017. | Toru Kouyama, Satoshi Tsuchida, Fumihiro Sakuma, Tetsushi Tachikawa, Hirokazu Yamamoto, Kenta Obata, Soushi Kato, Masakuni Kikuchi, Ryosuke Nakamura |
| 2019 | IGARSS | HISUI Status Toward 2020 Launch. | Tsuneo Matsunaga, Kenta Obata, Koichiro Mouri, Tetsushi Tachikawa, Akira Iwasaki, Satoshi Tsuchida, Koki Iwao, Jun Tanii, Osamu Kashimura, Ryosuke Nakamura, Hirokazu Yamamoto, Soushi Kato |
| 2018 | IGARSS | Influences of Soil Line Parameters on Soil Brightness Estimation with Soil Isoline Equations in Red-Nir Reflectance Subspace. | Kenta Taniguchi, Yusuke Adachi, Kenta Obata, Hiroki Yoshioka |
| 2018 | IGARSS | Hisui Status Toward FY2019 Launch. | Tsuneo Matsunaga, Akira Iwasaki, Satoshi Tsuchida, Koki Iwao, Ryosuke Nakamura, Hirokazu Yamamoto, Soushi Kato, Kenta Obata, Osamu Kashimura, Jun Tanii, Koichiro Mouri, Tetsushi Tachikawa |
| 2017 | IGARSS | Optimization technique of asymmetric-order vegetation isoline equations. | Munenori Miura, Kenta Obata, Kenta Taniguchi, Hiroki Yoshioka |
| 2017 | IGARSS | Analysis of the scaling effect present in the relative differences between NDVIs obtained from multiple sensors, based on the soil isoline equation. | Kenta Taniguchi, Munenori Miura, Kenta Obata, Hiroki Yoshioka |
| 2017 | IGARSS | Current status of Hyperspectral Imager Suite (HISUI) onboard International Space Station (ISS). | Tsuneo Matsunaga, Akira Iwasaki, Satoshi Tsuchida, Koki Iwao, Jun Tanii, Osamu Kashimura, Ryosuke Nakamura, Hirokazu Yamamoto, Soushi Kato, Kenta Obata, Koichiro Mouri, Tetsushi Tachikawa |
| 2016 | IGARSS | An overview of ISS HISUI hyperspectral imager radiometric calibration. | Kenta Obata, Satoshi Tsuchida, Izumi Nagatani, Hirokazu Yamamoto, Toru Kouyama, Yoshiro Yamada, Yu Yamaguchi, Juntaro Ishii |
| 2016 | IGARSS | Cross-sensor calibration and validation between DESIS and HISUI Hyperspectral Imager on the International Space Station (ISS). | Hirokazu Yamamoto, Kenta Obata, Satoshi Tsuchida, Gregoire Kerr, Martin Bachmann |
| 2015 | IGARSS | Evaluation of BIAS reduction in cross-calibration of NDVI based on soil isoline equations: Comparison with error estimated from signal-to-noise ratio. | Kenta Taniguchi, Kenta Obata, Hiroki Yoshioka |
| 2015 | IGARSS | Assessment of HISUI radiometric performance using vicarious calibration and cross-calibration. | Hirokazu Yamamoto, Toru Kouyama, Kenta Obata, Satoshi Tsuchida |
| 2014 | IGARSS | HISUI vicarious calibration and CAL/VAL activities. | Hirokazu Yamamoto, Kenta Obata, Toru Kouyama, Satoshi Tsuchida |
| 2013 | IGARSS | Validity of soil isoline equation for a system of canopy and soil layers. | Kenta Taniguchi, Kenta Obata, Masayuki Matsuoka, Hiroki Yoshioka |
| 2013 | IGARSS | View-angle dependencies of vegetation isolines for higher-order standardization of spectral vegetation indices. | Satoshi Tsuchiya, Kenta Taniguchi, Kenta Obata, Masayuki Matsuoka, Hiroki Yoshioka |
| 2013 | IGARSS | Effect of bandwidth of panchromatic image on the quality of pansharpened multispectral image. | Masayuki Matsuoka, Hiroki Yoshioka, Kenta Obata, Takeo Tadono |
| 2012 | IGARSS | Comparison of scaling effects in fraction of vegetation cover between algorithms based on linear mixture model using VI. | Kenta Obata, Tomoaki Miura, Hiroki Yoshioka |
| 2012 | IGARSS | Investigation of inter-sensor NDVI relationships based on analytical representation of soil isolines. | Kenta Taniguchi, Kenta Obata, Hiroki Yoshioka |
| 2012 | IGARSS | Analysis of error in fraction of vegetation cover propageted from band-correlated errors in endmember spectra. | Hiroki Yoshioka, Kenta Obata, Yasuhiro Ikuta |
| 2012 | IGARSS | Scaling effect of area-averaged NDVI derived from ALOS-AVNIR2 data. | Masayuki Matsuoka, Kenta Obata, Hiroki Yoshioka |
| 2011 | IGARSS | Influence of endmember spectra on scaling effect of vegetation cover estimationwith NDVI. | Kenta Obata, Hiroki Yoshioka |
| 2011 | IGARSS | Soil isoline equation in red-NIR reflectance space for cross calibration of NDVI between sensors. | Hiroki Yoshioka, Kenta Obata |
| 2010 | IGARSS | Vegetation isoline equations for analysis of hyper-spectral data with higher order interaction terms. | Munenori Miura, Kenta Obata, Hiroki Yoshioka |
| 2010 | IGARSS | Parallel implementation of unmixing algorithm for variable-endmember linear mixture model. | Naoki Takahashi, Kenta Obata, Masaki Iwamaru, Hiroki Yoshioka |
| 2008 | IGARSS | Unmixing a Variable Endmember Linear Mixture Model for Estimation of Heat Island Mitigation by Green Vegetation. | Kenta Obata, Hiroki Yoshioka, Hirokazu Yamamoto |
| 2008 | IGARSS | Monotonicity of Area Averaged NDVI as a Function of Spatial Resolution based on a Variable Endmember Linear Mixture Model. | Hiroki Yoshioka, Takahiro Wada, Kenta Obata, Tomoaki Miura |