Takuji Kubota

According to our database, Takuji Kubota authored at least 51 papers between 2006 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

The Advanced Microwave Scanning Radiometer 3 (AMSR3) Onboard the Global Observing Satellite for Greenhouse Gases and Water Cycle (GOSAT-GW) Toward Long-Term Water Cycle Monitoring.

Misako Kachi, Rigen Shimada, Keiichi Ohara, Takuji Kubota, Takeshi Miura, Kazuya Inaoka, Yasushi Kojima, Kazumasa Aonashi, Naoto Ebuchi

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

2022

Calibration of the Dual-Frequency Precipitation Radar Onboard the Global Precipitation Measurement Core Observatory.

Takeshi Masaki, Toshio Iguchi, Kaya Kanemaru, Kinji Furukawa, Naofumi Yoshida, Takuji Kubota, Riko Oki

IEEE Trans. Geosci. Remote. Sens., 2022

Assessments of Doppler Velocity Errors of EarthCARE Cloud Profiling Radar Using Global Cloud System Resolving Simulations: Effects of Doppler Broadening and Folding.

Yuichiro Hagihara, Yuichi Ohno, Hiroaki Horie, Woosub Roh, Masaki Satoh, Takuji Kubota, Riko Oki

IEEE Trans. Geosci. Remote. Sens., 2022

Implementation of a Rainfall Normalization Module for GSMaP Microwave Imagers and Sounders.

Munehisa K. Yamamoto, Takuji Kubota

Remote. Sens., 2022

Beam Matching of the Dual-Frequency Precipitation Radar Onboard the Global Precipitation Measurement Core Observatory.

Takeshi Masaki, Kinji Furukawa, Toshio Iguchi, Takuji Kubota, Nobuhiro Takahashi

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Enhancing Precipitation Monitoring Using GPM Products: Integration with Ground-Based Radars.

Takuji Kubota, Yoichi Saito, Kinji Furukawa, Moeka Yamaji, Riko Oki

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Evaluations of Ground-Based Weather Radars Over the India with the Spaceborne Precipitation Radar.

Takuji Kubota, Yoichi Saito, Kinji Furukawa, Sambit Kumar Panda, Bipasha Paul Shukla, Atul Kumar Varma

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

2021

The Development of a Combined Satellite-Based Precipitation Dataset across Bolivia from 2000 to 2015.

Jhonatan Ureña, Oliver Saavedra, Takuji Kubota

Remote. Sens., 2021

Improvement of the GSMaP Precipitation Retrieval Algorithm for Microwave Sounders Over Coast.

Tomoko Tashima, Takuji Kubota, Tomoaki Mega, Shoichi Shige

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Some Improvements in the GSMaP_Gauge Algorithm.

Tomoaki Mega, Tomoo Ushio, Takuji Kubota, Tomoko Tashima

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

2020

Estimates of Spaceborne Precipitation Radar Pulsewidth and Beamwidth Using Sea Surface Echo Data.

Kaya Kanemaru, Toshio Iguchi, Takeshi Masaki, Takuji Kubota

IEEE Trans. Geosci. Remote. Sens., 2020

A Feasibility Study on Wide Swath Observation by Spaceborne Precipitation Radar.

Kosuke Yamamoto, Takuji Kubota, Nobuhiro Takahashi, Kaya Kanemaru, Takeshi Masaki, Kinji Furukawa

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020

Precipitation Extremes Monitoring Using the Near-Real-Time GSMaP Product.

Tomoko Tashima, Takuji Kubota, Tomoaki Mega, Tomoo Ushio, Riko Oki

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020

Development of Rainfall Normalization Module for GSMaP Microwave Imagers and Sounders.

Munehisa K. Yamamoto, Takuji Kubota

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

Preliminary Analysis of Experimental Product for the New Scan Pattern of GPM/DPR.

Shinta Seto, Takuji Kubota, Takeshi Masaki, Nobuhiro Takahashi, Toshio Iguchi

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

Evaluation of Cloud Liquid Water Database Using Global CloudSystem Resolving Model for GPM/DPR Algorithms.

Takuji Kubota, Masaki Satoh, Takeshi Masaki, Toshio Iguchi, Shinta Seto, Tomoe Nasuno, Riko Oki

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

2019

Gauge-Adjusted Global Satellite Mapping of Precipitation.

Tomoaki Mega, Tomoo Ushio, Takahiro Matsuda, Takuji Kubota, Misako Kachi, Riko Oki

IEEE Trans. Geosci. Remote. Sens., 2019

Improvements in the Beam-Mismatch Correction of Precipitation Radar Data After the TRMM Orbit Boost.

Kaya Kanemaru, Takuji Kubota, Toshio Iguchi

IEEE Trans. Geosci. Remote. Sens., 2019

Vegetation Mapping by Using GPM/DPR over the Mongolian Land.

Baasankhuu Nyamsuren, Kenlo Nishida Nasahara, Takuji Kubota, Takeshi Masaki

Remote. Sens., 2019

Feasibility Study of GPM/DPR Wide Swath Observation.

Kosuke Yamamoto, Kinji Furukawa, Nobuhiro Takahashi, Takuji Kubota

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Observing System Simulation Experiment on The Accuracy of Global Satellite Mapping of Precipitation (GSMAP) by Future Small Precipitation Radar Constellation.

Moeka Yamaji, Takuji Kubota, Riko Oki

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Precipitation Extremes Monitoring Using Global Satellite Mapping of Precipitation (GSMaP) Products.

Tomoko Tashima, Takuji Kubota, Riko Oki

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

The Land Surface Vegetation Features Observed by GPM/DPR Backscattering in Mongolia.

Nyamsuren Baasankhuu, Kenlo Nishida Nasahara, Takuji Kubota, Takeshi Masaki

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

2018

Development of A Statistical Method for Reducing Sidelobe Clutter in High Sensitivity Mode of GPM/Kapr.

Takuji Kubota, Toshio Iguchi, Takeshi Masaki, Naofumi Yoshida, Riko Oki

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Results of the Ka-Ku Matched Beam Experiment.

Toshio Iguchi, Kinji Furukawa, Takuji Kubota, Kosuke Yamamoto, Takeshi Masaki, Naofumi Yoshida

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Scan Pattern Change Test Operations of the Dual-Frequency Precipitation Radar on the Global Precipitation Measurement Core Spacecraft.

Kinji Furukawa, Kosuke Yamamoto, Takuji Kubota, Riko Oki, Toshio Iguchi

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

2017

Recent progress in global satellite mapping of precipitation (GSMAP) product.

Takuji Kubota, Kazumasa Aonashi, Tomoo Ushio, Shoichi Shige, Yukari N. Takayabu, Yoriko Arai, Tomoko Tashima, Misako Kachi, Riko Oki

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Study on measurement performance of future space-based Doppler wind lidar in Japan.

Shoken Ishii, Kozo Okamoto, Philippe Baron, Toshiyuki Ishibashi, Taichu Tanaka, Tsuyoshi Sekiyama, Takashi Maki, Takuji Kubota, Yohei Satoh, Daisuke Sakaizawa, Koji Yamashita, Kyoka Gamo, Satoshi Ochiai, Motoaki Yasui, Riko Oki, Masaki Satoh, Toshiki Iwasaki

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Prime mission results of the dual-frequency precipitation radar on the global precipitation measurement core spacecraft.

Kinji Furukawa, Tomomi Nio, Riko Oki, Takuji Kubota, Toshio Iguchi

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

2016

Overview of the End-of-Mission Observation Experiments of Precipitation Radar Onboard the Tropical Rainfall Measuring Mission Satellite.

Nobuhiro Takahashi, Hiroshi Hanado, Kenji Nakamura, Kaya Kanemaru, Katsuhiro Nakagawa, Toshio Iguchi, Tomomi Nio, Takuji Kubota, Riko Oki, Naofumi Yoshida

IEEE Trans. Geosci. Remote. Sens., 2016

Near real time product of the gauge adjusted GSMaP (GSMaP_Gauge_NRT).

Tomoo Ushio, Tomoaki Mega, Takuji Kubota, Misako Kachi

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Recent advances of the TRMM PR beam-mismatch correction after the orbit boost.

Kaya Kanemaru, Takuji Kubota, Takeshi Masaki, Riko Oki, Kinji Furukawa, Toshio Iguchi, Hiroshi Hanado, Naofumi Yoshida

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Precipitation rates estimated with GPM's Dual-frequency Radar.

Toshio Iguchi, Shinta Seto, Jun Awaka, Robert Meneghini, Takuji Kubota, V. Chandra, Naofumi Yoshida, Nozomi Kawamoto, Riko Oki

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

2015

Current status of GPM/DPR level 1 algorithm development and DPR calibration.

Takeshi Masaki, Takuji Kubota, Riko Oki, Kinji Furukawa, Masahiro Kojima, Takeshi Miura, Toshio Iguchi, Hiroshi Hanado, Hiroki Kai, Naofumi Yoshida, Tomohiko Higashiuwatoko

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

Development of a routine to reduce sidelobe clutter in GPM/KUPR-L2 algorithm.

Takuji Kubota, Takeshi Masaki, Toshio Iguchi, Shinji Urita, Naofumi Yoshida, Hiroshi Hanado, Riko Oki

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

A decadal variability of semi-global precipitation by TRMM PR.

Kaya Kanemaru, Takuji Kubota, Misako Kachi, Riko Oki, Toshio Iguchi, Yukari N. Takayabu

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

The orbital operations status of the dual-frequency precipitation radar on the global precipitation measurement core spacecraft.

Kinji Furukawa, Masahiro Kojima, Tomomi Nio, Toshiyuki Konishi, Riko Oki, Takeshi Masaki, Takuji Kubota, Yuki Kaneko, Misako Kachi, Toshio Iguchi, Hiroshi Hanado, Katsuhiro Nakagawa

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

2014

Evaluation of Precipitation Estimates by at-Launch Codes of GPM/DPR Algorithms Using Synthetic Data from TRMM/PR Observations.

Takuji Kubota, Naofumi Yoshida, Shinji Urita, Toshio Iguchi, Shinta Seto, Robert Meneghini, Jun Awaka, Hiroshi Hanado, Satoshi Kida, Riko Oki

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014

Development of level 1 algorithm of Dual Frequency Precipitation Radar (DPR) for the Global Precipitation Measurement (GPM).

Takeshi Masaki, Takuji Kubota, Riko Oki, Masahiro Kojima, Kinji Furukawa, Takeshi Miura, Hiroki Kai, Toshio Iguchi, Hiroshi Hanado, Naofumi Yoshida, Tomohiko Higashiuwatoko

Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

Recent improvements in the global satellite mapping of precipitation (GSMaP).

Misako Kachi, Takuji Kubota, Kazumasa Aonashi, Tomoo Ushio, Shoichi Shige, Munehisa Yamamoto, Tomoaki Mega, Riko Oki

Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

2013

Development of synthetic GPM/DPR data from TRMM/PR and evaluation of GPM/DPR level-2 "at-launch" algorithms using them.

Takuji Kubota, Naofumi Yoshida, Shinji Urita, Toshio Iguchi, Shinta Seto, Jun Awaka, Hiroshi Hanado, Satoshi Kida, Riko Oki

Proceedings of the 2013 IEEE International Geoscience and Remote Sensing Symposium, 2013

Reduction of discontinuity due to the orbit boost in TRMM Precipitation Radar product for climate studies.

Satoshi Kida, Takuji Kubota, Misako Kachi, Riko Oki, Toshio Iguchi, Yukari N. Takayabu

Proceedings of the 2013 IEEE International Geoscience and Remote Sensing Symposium, 2013

2012

Development of cloud liquid water database using global cloud-system resolving model for GPM/DPR algorithm.

Takuji Kubota, Masaki Satoh, Tomoe Nasuno, Shinta Seto, Toshio Iguchi, Riko Oki

Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

Development of precipitation retrieval algorithm over land for a satellite-borne microwave sounder.

Satoshi Kida, Takuji Kubota, Misako Kachi, Shoichi Shige, Riko Oki

Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

2011

Development of synthetic GPM/DPR data using KaPR sampling experiment of the TRMM/PR.

Takuji Kubota, Naofumi Yoshida, Shuji Shimizu, Riko Oki, Hiroshi Hanado, Toshio Iguchi

Proceedings of the 2011 IEEE International Geoscience and Remote Sensing Symposium, 2011

2010

Development of spaceborne radar simulator by NICT and JAXA using JMA cloud-resolving model.

Takuji Kubota, Hisaki Eito, Kazumasa Aonashi, Akihiro Hashimoto, Toshio Iguchi, Hiroshi Hanado, Shuji Shimizu, Naofumi Yoshida, Riko Oki

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

2009

The GSMaP Precipitation Retrieval Algorithm for Microwave Sounders - Part I: Over-Ocean Algorithm.

Shoichi Shige, Tomoya Yamamoto, Takeaki Tsukiyama, Satoshi Kida, Hiroki Ashiwake, Takuji Kubota, Shinta Seto, Kazumasa Aonashi, Ken'ichi Okamoto

IEEE Trans. Geosci. Remote. Sens., 2009

A Long-term Trend Observed in TRMM/PR Monthly Rainfall Products and an Evaluation of Sampling Error by a Bootstrap Method.

Yasuhisa Iida, Takuji Kubota, Toshio Iguchi, Riko Oki

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

2007

Global Precipitation Map Using Satellite-Borne Microwave Radiometers by the GSMaP Project: Production and Validation.

Takuji Kubota, Shoichi Shige, Hiroshi Hashizume, Kazumasa Aonashi, Nobuhiro Takahashi, Shinta Seto, Yukari N. Takayabu, Tomoo Ushio, Katsuhiro Nakagawa, Koyuru Iwanami, Misako Kachi, Ken'ichi Okamoto

IEEE Trans. Geosci. Remote. Sens., 2007

2006

Global Precipitation Map using Satelliteborne Microwave Radiometers by the GSMaP Project : Production and Validation.

Takuji Kubota, Hiroshi Hashizume, Nobuhiro Takahashi, Shoichi Shige, Kozo Okamoto, Tomoo Ushio, Kazumasa Aonashi, Misako Kachi

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006

Development of Over-ocean SSM/I Rain Retrieval Algorithm in the GSMaP Project.

Hiroshi Hashizume, Takuji Kubota, Kazumasa Aonashi, Shoichi Shige, Ken'ichi Okamoto

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006