Toshio Koike

57 papers B 1C 21Journal 29Unranked 6
YearRankTypeTitle / Venue / Authors
2024 J jnl
Feasibility of Liquid Water Path Estimation of Over Land Using Satellite-Based Ka-Band Passive Microwave Data.
IEEE Trans. Geosci. Remote. Sens.
Rie Seto, Toshio Koike, Misako Kachi
2023 J jnl
Implementing the GEOSS water strategy: from observations to decisions.
Int. J. Digit. Earth
Richard Lawford, Sushel Unninayar, George J. Huffman, Wolfgang Grabs, Angélica Gutiérrez, Chu Ishida-Watanabe, Toshio Koike
2021 J jnl
Radiative Characteristics at 89 and 36 GHz for Satellite-Based Cloud Water Estimation Over Land.
IEEE Trans. Geosci. Remote. Sens.
Rie Seto, Kentaro Aida, Toshio Koike, Shinjiro Kanae
2020 J jnl
Monitoring and Predicting Agricultural Droughts for a Water-Limited Subcontinental Region by Integrating a Land Surface Model and Microwave Remote Sensing.
IEEE Trans. Geosci. Remote. Sens.
Yohei Sawada, Toshio Koike, Eiji Ikoma, Masaru Kitsuregawa
2019 J jnl
Toward High-Resolution Soil Moisture Monitoring by Combining Active-Passive Microwave and Optical Vegetation Remote Sensing Products with Land Surface Model.
Sensors
Kinya Toride, Yohei Sawada, Kentaro Aida, Toshio Koike
2018 J jnl
Data Integration and Analysis System (DIAS) as a Platform for Data and Model Integration: Cases in the Field of Water Resources Management and Disaster Risk Reduction.
Data Sci. J.
Akiyuki Kawasaki, Petra Koudelova, Katsunori Tamakawa, Asanobu Kitamoto, Eiji Ikoma, Koji Ikeuchi, Ryosuke Shibasaki, Masaru Kitsuregawa, Toshio Koike
2018 J jnl
Erratum: Khairul, I.M. et al. Inter-Comparison of Gauge-Corrected Global Satellite Rainfall Estimates and Their Applicability for Effective Water Resource Management in a Transboundary River Basin: The Case of the Meghna River Basin.
Remote. Sens.
Islam M. Khairul, Nikolaos Mastrantonas, Mohamed Rasmy, Toshio Koike, Kuniyoshi Takeuchi
2018 J jnl
GCOM-W AMSR2 Soil Moisture Product Validation Using Core Validation Sites.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Rajat Bindlish, Michael H. Cosh, Thomas J. Jackson, Toshio Koike, Hideyuki Fujii, Steven Tsz K. Chan, Jun Asanuma, Aaron Berg, David D. Bosch, Todd Caldwell, Chandra D. Holifield Collins, Heather McNairn, José Martínez-Fernández, John H. Prueger, Tracy L. Rowlandson, Mark S. Seyfried, Patrick J. Starks, Marc Thibeault, Rogier van der Velde, Jeffrey P. Walker, Evan J. Coopersmith
2018 J jnl
Inter-Comparison of Gauge-Corrected Global Satellite Rainfall Estimates and Their Applicability for Effective Water Resource Management in a Transboundary River Basin: The Case of the Meghna River Basin.
Remote. Sens.
Islam M. Khairul, Nikolaos Mastrantonas, Mohamed Rasmy, Toshio Koike, Kuniyoshi Takeuchi
2018 J jnl
Interoperability challenges in river discharge modelling: A cross domain application scenario.
Comput. Geosci.
Mattia Santoro, Volker Andres, Simon Jirka, Toshio Koike, Ulrich Looser, Stefano Nativi, Florian Pappenberger, Manuela Schlummer, Adrian Strauch, Michael Utech, Ervin Zsoter
2017 C conf
AMSR2 soil moisture product validation.
IGARSS
Rajat Bindlish, Thomas J. Jackson, Michael H. Cosh, Toshio Koike, X. Fuiji, Richard de Jeu, Steven Tsz K. Chan, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, C. Holyfield Collins, Heather McNairn, José Martínez-Fernández, John H. Prueger, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Marc Thibeault, Jeffrey P. Walker
2017 J jnl
Data Integration and Analysis System (DIAS) Contributing to Climate Change Analysis and Disaster Risk Reduction.
Data Sci. J.
Akiyuki Kawasaki, Akio Yamamoto, Petra Koudelova, Ralph Acierto, Toshihiro Nemoto, Masaru Kitsuregawa, Toshio Koike
2017 J jnl
Design and Implementation of a Training Course on Big Data Use in Water Management.
Data Sci. J.
Petra Koudelova, Akiyuki Kawasaki, Toshio Koike, Yoshihiro Shibuo, Minoru Kamoto, Yoshio Tokunaga
2017 J jnl
Fusing Microwave and Optical Satellite Observations to Simultaneously Retrieve Surface Soil Moisture, Vegetation Water Content, and Surface Soil Roughness.
IEEE Trans. Geosci. Remote. Sens.
Yohei Sawada, Toshio Koike, Kentaro Aida, Kinya Toride, Jeffrey P. Walker
2017 J jnl
Ground Truth of Passive Microwave Radiative Transfer on Vegetated Land Surfaces.
Remote. Sens.
Yohei Sawada, Hiroyuki Tsutsui, Toshio Koike
2017 B conf
Two-country computable equilibrium model of international drought risk sharing: The case of Pakistan and the Philippines.
SMC
Hiroaki Ishiwata, Yushi Suzuki, Muneta Yokomatsu, Mohamed Abdelsalam Ibrahim Hafez Elagaty, Toshio Koike, Yohei Sawada, Patricia Ann Jaranilla-Sanchez
2016 J jnl
A Field Verification of an Algorithm for Retrieving Vegetation Water Content From Passive Microwave Observations.
IEEE Trans. Geosci. Remote. Sens.
Yohei Sawada, Hiroyuki Tsutsui, Toshio Koike, Mohamed Rasmy, Rie Seto, Hideyuki Fuji
2015 J jnl
An Improvement of the Radiative Transfer Model Component of a Land Data Assimilation System and Its Validation on Different Land Characteristics.
Remote. Sens.
Hui Lu, Kun Yang, Toshio Koike, Long Zhao, Jun Qin
2015 C conf
Evaluation of AMSR2 and SMOS soil moisture products over Heihe river basin in China.
IGARSS
Hui Lu, Toshio Koike
2014 J jnl
Applicability of Multi-Frequency Passive Microwave Observations and Data Assimilation Methods for Improving NumericalWeather Forecasting in Niger, Africa.
Remote. Sens.
Mohamed Rasmy, Toshio Koike, Xin Li
2014 C conf
Improvement of AMSR2 soil moisture algorithm with considering temperature profile effects in dry soil: A case study in Heihe basin.
IGARSS
Hui Lu, Toshio Koike, Kun Yang
2013 C conf
Improving numerical weather forecast using multi-frequency passive microwave satellite observations and data assimilation methods.
IGARSS
Mohamed Rasmy, Toshio Koike
2013 C conf
Retrieving land surface soil parameters by using passive microwave remote sensing observations and land surface models.
IGARSS
Hui Lu, Kun Yang, Toshio Koike
2012 J jnl
Development of the Coupled Atmosphere and Land Data Assimilation System (CALDAS) and Its Application Over the Tibetan Plateau.
IEEE Trans. Geosci. Remote. Sens.
Mohamed Rasmy, Toshio Koike, David N. Kuria, Cyrus Raza Mirza, Xin Li, Kun Yang
2012 C conf
Estimating energy, water and carbon flux over africa with using a land data assimilation system.
IGARSS
Hui Lu, Toshio Koike, Mohamed Rasmy
2012 J jnl
Improving land surface soil moisture and energy flux simulations over the Tibetan plateau by the assimilation of the microwave remote sensing data and the GCM output into a land surface model.
Int. J. Appl. Earth Obs. Geoinformation
Hui Lu, Toshio Koike, Kun Yang, Zeyong Hu, Xiangde Xu, Mohamed Rasmy, David N. Kuria, Katsunori Tamagawa
2011 J jnl
Development of a Satellite Land Data Assimilation System Coupled With a Mesoscale Model in the Tibetan Plateau.
IEEE Trans. Geosci. Remote. Sens.
Mohamed Rasmy, Toshio Koike, Souhail Boussetta, Hui Lu, Xin Li
2011 C conf
Improving land surface energy and water fluxes simulation over the Tibetan Plateau with using a land data assimilation system.
IGARSS
Hui Lu, Toshio Koike, Kun Yang, Xin Li, Hiroyuki Tsutsui, Katsunori Tamagawa, Xiangde Xu
2011 C conf
Monitoring vegetation water content by using optical vegetation index and microwave vegetation index: Field experiments and applications.
IGARSS
Hui Lu, Toshio Koike, Hiroyuki Tsutsui, Hydeyuki Fujii
2009 — conf
Estimating Land Surface Energy and Water Fluxes by using the Land Data Assimilation System Developed at the University of Tokyo (LDASUT).
IGARSS (3)
Hui Lu, Toshio Koike, Kun Yang, Hiroyuki Tsutsui, Katsunori Tamagawa
2009 — conf
Monitoring Soil Moisture Change in North Africa with using Satellite Remote Sensing and Land Data Assimilaiton System.
IGARSS (2)
Hui Lu, Toshio Koike, Hydeyuki Fujii, Hiroyuki Tsutsui, Tetsu Ohta, Katsunori Tamagawa
2008 J jnl
An Advanced Quality Control System for the CEOP/CAMP
IEEE Syst. J.
Katsunori Tamagawa, Masaru Kitsuregawa, Eiji Ikoma, Tetsu Ohta, Steve Williams, Toshio Koike
2008 — conf
Improving the AMSR-E Soil Moisture Algorithm of the University of Tokyo through Field Experiments and Parameters Optimization.
IGARSS (2)
Hui Lu, Toshio Koike, Tetsu Ohta, Hydeyuki Fujii, Hiroyuki Tsutsui
2008 — conf
Moritoring Wingter Wheat Growth With Grand Based Microwave Radiometers (GBMR).
IGARSS (1)
Hui Lu, Toshio Koike, Hiroyuki Tsutsui, Tobias Graf, David N. Kuria
2008 J jnl
PVES: Powered Visualizer for Earth Environmental Science.
IEEE Syst. J.
Masaki Yasukawa, Masaru Kitsuregawa, Kenji Taniguchi, Toshio Koike
2008 J jnl
Retrieval of Atmospheric Integrated Water Vapor and Cloud Liquid Water Content Over the Ocean From Satellite Data Using the 1-D-Var Ice Cloud Microphysics Data Assimilation System (IMDAS).
IEEE Trans. Geosci. Remote. Sens.
Cyrus Raza Mirza, Toshio Koike, Kun Yang, Tobias Graf
2008 — conf
The Development of 1-D Ice Cloud Microphysics Data Assimilation System (IMDAS) for Cloud Parameter Retrievals by Integrating Satellite Data.
IGARSS (2)
Cyrus Raza Mirza, Toshio Koike, Kun Yang, Tobias Graf
2007 C conf
Development of a soil moisture retrieval algorithm for spaceborne passive microwave radiometers and its application to AMSR-E and SSM/I.
IGARSS
Hui Lu, Toshio Koike, Tetsu Ohta, David N. Kuria, Hiroyuki Tsutsui, Tobias Graf, Hideyuki Fuji, Katsunori Tamagawa
2007 J jnl
Field-Supported Verification and Improvement of a Passive Microwave Surface Emission Model for Rough, Bare, and Wet Soil Surfaces by Incorporating Shadowing Effects.
IEEE Trans. Geosci. Remote. Sens.
David N. Kuria, Toshio Koike, Hui Lu, Hiroyuki Tsutsui, Tobias Graf
2007 J jnl
Physical Validation of Microwave Properties of Winter Precipitation Over the Sea of Japan.
IEEE Trans. Geosci. Remote. Sens.
Kazumasa Aonashi, Toshio Koike, Ken-ichiro Muramoto, Keiji Imaoka, Nobuhiro Takahashi, Guosheng Liu, Yoo-Jeong Noh
2006 C conf
A Radiative transfer Model for Soil Media with Considering the volume Effects of Soil Particles: field observation and Numerical Simulation.
IGARSS
Hui Lu, Toshio Koike, Hiroyuki Tsutsui, Tobias Graf, David N. Kuria, Hydeyuki Fujii, M. Mourita
2006 C conf
Assimilating Passive Microwave Brightness Temperature Data into a Land Surface Model to Improve the Snow Depth Predictability.
IGARSS
Tobias Graf, Toshio Koike, Xin Li, M. Hirai, Hiroyuki Tsutsui
2006 J jnl
Development of a data mining application for huge scale earth environmental data archives.
Int. J. Comput. Sci. Eng.
Eiji Ikoma, Kenji Taniguchi, Toshio Koike, Masaru Kitsuregawa
2006 C conf
Multi-Frequency Microwave Response to Periodic Rougheness.
IGARSS
David N. Kuria, Hui Lu, Toshio Koike, Hiroyuki Tsutsui, Tobias Graf
2006 C conf
Snow Satellite Algorithm Development and Verification based on the Ground Snow Observation using a Ground Microwave Radiometer.
IGARSS
Hiroyuki Tsutsui, Toshio Koike, Tobias Graf
2005 C conf
A radiative transfer model and an algorithm for soil moisture including very dry conditions.
IGARSS
Hui Lu, Toshio Koike, Hideyuki Fuji, Nozomu Hirose, Katsunori Tamagawa
2005 — conf
Development of a Data Mining Application for Huge Scale Earth Environmental Data Archives.
DNIS
Eiji Ikoma, Kenji Taniguchi, Toshio Koike, Masaru Kitsuregawa
2004 J jnl
A very fast simulated re-annealing (VFSA) approach for land data assimilation.
Comput. Geosci.
Xin Li, Toshio Koike, Mahadevan Pathmathevan
2004 C conf
Correcting snowfall from gauge observations using passive microwave brightness temperature data and data assimilation.
IGARSS
Tobias Graf, Toshio Koike, Kouichi Nishimura
2004 C conf
Estimation of snow depth from AMSR-E in the GAME/CEOP Siberia experiment region.
IGARSS
Alfred T. C. Chang, Richard E. J. Kelly, James L. Foster, Toshio Koike
2004 C conf
Estimation of snowfall over the sea of Japan using AMSR-E passive microwave remote sensing observation.
IGARSS
Tobias Graf, Toshio Koike, Thomas Pfaff, Ken-ichiro Muramoto, Kazumasa Aonashi
2004 C conf
Exploring scaling issues by using NASA Cold Land Processes Experiment (CLPX-1, IOP3) radiometric data.
IGARSS
Marco Tedesco, Edward J. Kim, Donald W. Cline, Tobias Graf, Toshio Koike, Richard Armstrong, Mary J. Brodzik, B. Boba Stankov, Albin J. Gasiewski, Marian Klein
2004 C conf
The Cold Land Processes Experiment (CLPX-1): analysis and modelling of LSOS data (IOP3 period).
IGARSS
Marco Tedesco, Edward J. Kim, Donald W. Cline, Tobias Graf, Toshio Koike, Janet P. Hardy, Richard Armstrong, Mary J. Brodzik
2003 J jnl
AMSR/AMSR-E level 2 and 3 algorithm developments and data validation plans of NASDA.
IEEE Trans. Geosci. Remote. Sens.
Akira Shibata, Keiji Imaoka, Toshio Koike
2003 C conf
Estimating snow pack properties from passive microwave remote sensing observations using four-dimensional data assimilation.
IGARSS
Tobias Graf, Toshio Koike, H. Fujji, Richard Armstrong, T. Yamazaki, Kouichi Nishimura
2003 C conf
One-dimensional soil moisture profile, surface temperature, and canopy temperature retrieval by assimilation of ground based microwave radiometer measurements over bare soil and agricultural crops.
IGARSS
Mahadevan Pathmathevan, Toshio Koike, Xin Li
2001 J jnl
A multifrequency algorithm for the retrieval of soil moisture on a large scale using microwave data from SMMR and SSM/I satellites.
IEEE Trans. Geosci. Remote. Sens.
Simonetta Paloscia, Giovanni Macelloni, Emanuele Santi, Toshio Koike