Global Change Observation Mission (GCOM) for monitoring carbon, water cycles, and climate change

K Imaoka, M Kachi, H Fujii, H Murakami… - Proceedings of the …, 2010 - ieeexplore.ieee.org
Keiji Imaoka received the BS degree in physics and the MS degree in astrophysics from
Nagoya University, Japan, in 1990 and 1992, respectively. He joined the National Space …

The Advanced Microwave Scanning Radiometer for the Earth Observing System (AMSR-E), NASDA's contribution to the EOS for global energy and water cycle …

T Kawanishi, T Sezai, Y Ito, K Imaoka… - … on Geoscience and …, 2003 - ieeexplore.ieee.org
Keiji Imaoka received the BS degree in physics in 1989 and the MS degree in astrophysics
in 1992, both from Nagoya University, Nagoya, Japan. He joined the National Space …

Status of AMSR2 instrument on GCOM-W1

K Imaoka, T Maeda, M Kachi… - Earth observing …, 2012 - spiedigitallibrary.org
The Global Change Observation Mission (GCOM) consists of two polar orbiting satellite
observing systems, GCOM-W (Water) and GCOM-C (Climate), and three generations to achieve …

GCOM-W1 AMSR2 level 1R product: Dataset of brightness temperature modified using the antenna pattern matching technique

T Maeda, Y Taniguchi, K Imaoka - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
The Global Change Observation Mission 1st-Water (GCOM-W1) satellite, which was
launched by the Japan Aerospace Exploration Agency in May 2012, contains an Advanced …

Improvement of the AMSR-E algorithm for soil moisture estimation by introducing a fractional vegetation coverage dataset derived from MODIS data

H Fujii, T Koike, K Imaoka - Journal of the remote sensing society of …, 2009 - jstage.jst.go.jp
(Received August,. Accepted December,)* Earth Observation Research Center, Japan
Aerospace Exploration Agency, Sengen, Tsukuba, Ibaraki Japan* Department of Civil …

Intercalibration of advanced microwave scanning radiometer-2 (AMSR2) brightness temperature

A Okuyama, K Imaoka - IEEE Transactions on Geoscience and …, 2015 - ieeexplore.ieee.org
Here, we describe the characteristics of brightness temperature (Tb) measured by the Advanced
Microwave Scanning Radiometer-2 (AMSR2) onboard the Global Change Observation …

Diurnal variation of precipitation over the tropical oceans observed by TRMM/TMI combined with SSM/I

K Imaoka, RW Spencer - Journal of climate, 2000 - journals.ametsoc.org
The Tropical Rainfall Measuring Mission (TRMM) Microwave Imager (TMI) data are used in
this study as the first passive microwave information from a precessing orbit to reveal diurnal …

AMSR/AMSR-E level 2 and 3 algorithm developments and data validation plans of NASDA

A Shibata, K Imaoka, T Koike - IEEE transactions on …, 2003 - ieeexplore.ieee.org
In 2002, two spaceborne microwave radiometers were launched to provide new observation
data. One sensor is the Advanced Microwave Scanning Radiometer (AMSR), aboard the …

Analysis of spatial and seasonal differences in the diurnal rainfall cycle over Sumatera revealed by 17-year TRMM 3B42 dataset

AR As-syakur, K Imaoka, K Ogawara, MD Yamanaka… - Sola, 2019 - jstage.jst.go.jp
We analyzed 3-hourly Tropical Rainfall Measuring Mission multi-satellite analysis (TRMM
3B42) version-7 data for the 17-year period 1998− 2014 to investigate seasonal and …

AMSR2 validation results

…, K Naoki, M Hori, K Imaoka - 2013 IEEE International …, 2013 - ieeexplore.ieee.org
The Advanced Microwave Scanning Radiometer 2 (AMSR2) on board the Global Change
Observation Mission - Water 1st (GCOM-W1 or “SHIZUKU”) was launched on May 18, 2012 (…