Tomoo Ushio

57 papers A 1C 20Misc 1Journal 31Unranked 4
YearRankTypeTitle / Venue / Authors
2026 J jnl
A Regional Benchmark for Deep Learning-Based Hourly Precipitation Nowcasting in Latin America.
IEEE Access
Adriano P. Almeida, Henrique M. J. Barbosa, Sâmia R. Garcia, David John Gagne, Kanghui Zhou, Takuji Kubota, Tomoo Ushio, Shigenori Otsuka, Simon Pfreundschuh, Alan J. P. Calheiros
2024 C conf
Coherent Doppler Lidar (CDL) for Measuring Wind with Transmission of Frequency-Modulated Pulse or Continuous Wave.
IGARSS
Eiichi Yoshikawa, V. Chandrasekar, Makoto Aoki, Hironori Iwai, Tomoo Ushio, Shoken Ishii
2024 J jnl
Mitigation of Ground-Clutter Effects by Digital Beamforming With Precomputed Weighting Matrix for Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Yuuki Wada, Yutaka Takata, Hiroshi Kikuchi, Daichi Kitahara, Eiichi Yoshikawa, Shigeharu Shimamura, Tomoo Ushio
2024 J jnl
Phase and Amplitude Correction for Adaptive Beamforming of Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Yuuki Wada, Hiroshi Kikuchi, Eiichi Yoshikawa, Daichi Kitahara, Tomoo Ushio
2024 J jnl
Recent Advances in Phased Array Weather Radar.
IEICE Trans. Electron.
Tomoo Ushio, Yuuki Wada, Syo Yoshida
2024 J jnl
Time-Altitude Variation of 30-Second-Update Full Volume Scan Data for Summer Convective Storms Observed With X-Band Dual Polarized Phased Array Weather Radar.
IEEE Access
Hiroshi Kikuchi, Yasuhide Hobara, Tomoo Ushio
2023 A conf
Big Data Assimilation: Real-time 30-second-refresh Heavy Rain Forecast Using Fugaku During Tokyo Olympics and Paralympics.
SC
Takemasa Miyoshi, Arata Amemiya, Shigenori Otsuka, Yasumitsu Maejima, James Taylor, Takumi Honda, Hirofumi Tomita, Seiya Nishizawa, Kenta Sueki, Tsuyoshi Yamaura, Yutaka Ishikawa, Shinsuke Satoh, Tomoo Ushio, Kana Koike, Atsuya Uno
2023 J jnl
Convex Estimation of Sparse-Smooth Power Spectral Densities From Mixtures of Realizations With Application to Weather Radar.
IEEE Access
Hiroki Kuroda, Daichi Kitahara, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio
2023 Misc conf
Sparsity-Smoothness-Aware Power Spectral Density Estimation with Application to Phased Array Weather Radar.
ICASSP
Hiroki Kuroda, Daichi Kitahara, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio
2022 J jnl
An Estimator for Weather Radar Doppler Power Spectrum via Minimum Mean Square Error.
IEEE Trans. Geosci. Remote. Sens.
Eiichi Yoshikawa, Naoya Takizawa, Hiroshi Kikuchi, Tomoaki Mega, Tomoo Ushio
2022 J jnl
Compressive Sensing to Reduce the Number of Elements in a Linear Antenna Array With a Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Hiroshi Kikuchi, Yasuhide Hobara, Tomoo Ushio
2022 J jnl
Nonlinear Beamforming Based on Group-Sparsities of Periodograms for Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Daichi Kitahara, Hiroki Kuroda, Akira Hirabayashi, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio
2021 J jnl
A Study of Comb Beam Transmission on Phased Array Weather Radars.
IEEE Trans. Geosci. Remote. Sens.
Eiichi Yoshikawa, Tomoo Ushio, Hiroshi Kikuchi
2021 J jnl
Adaptive Beamforming Using Steering Vector Correction for Phased-Array Weather Radar.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Yasuhide Hobara
2021 C conf
Some Improvements in the GSMaP_Gauge Algorithm.
IGARSS
Tomoaki Mega, Tomoo Ushio, Takuji Kubota, Tomoko Tashima
2020 J jnl
Clutter Reduction for Phased-Array Weather Radar Using Diagonal Capon Beamforming With Neural Networks.
IEEE Geosci. Remote. Sens. Lett.
Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Yasuhide Hobara
2020 J jnl
Initial Observations for Precipitation Cores With X-Band Dual Polarized Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Hiroshi Kikuchi, Taku Suezawa, Tomoo Ushio, Nobuhiro Takahashi, Hiroshi Hanado, Katsuhiro Nakagawa, Masahiko Osada, Tsuyoshi Maesaka, Koyuru Iwanami, Kazuhiro Yoshimi, Fumihiko Mizutani, Masakazu Wada, Yasuhide Hobara
2020 J jnl
Precipitation Extremes Monitoring Using the Near-Real-Time GSMaP Product.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Tomoko Tashima, Takuji Kubota, Tomoaki Mega, Tomoo Ushio, Riko Oki
2019 J jnl
Gauge-Adjusted Global Satellite Mapping of Precipitation.
IEEE Trans. Geosci. Remote. Sens.
Tomoaki Mega, Tomoo Ushio, Takahiro Matsuda, Takuji Kubota, Misako Kachi, Riko Oki
2019 C conf
High Resolution GSMaP with Himawari 8.
IGARSS
Tomoo Ushio, Tomoaki Mega
2018 J jnl
Fast-Scanning Phased-Array Weather Radar With Angular Imaging Technique.
IEEE Trans. Geosci. Remote. Sens.
Fumihiko Mizutani, Tomoo Ushio, Eiichi Yoshikawa, Shigeharu Shimamura, Hiroshi Kikuchi, Masakazu Wada, Shinsuke Satoh, Toshio Iguchi
2018 J jnl
Improving the Accuracy of Rain Rate Estimates Using X-Band Phased-Array Weather Radar Network.
IEEE Trans. Geosci. Remote. Sens.
Hiroshi Kikuchi, Tomoo Ushio, Fumihiko Mizutani, Masakazu Wada
2018 — conf
Nonlinear Beamforming via Convex Optimization for Phased Array Weather Radar.
APSIPA
Daichi Kitahara, Maya Nakahara, Akira Hirabayashi, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio
2018 C conf
Recent Progress on the GSMaP Multi -satellite Algorithm.
IGARSS
Tomoaki Mega, Tomoo Ushio
2017 J jnl
Adaptive Pulse Compression Technique for X-Band Phased Array Weather Radar.
IEEE Geosci. Remote. Sens. Lett.
Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Fumihiko Mizutani, Masakazu Wada
2017 J jnl
Application of Adaptive Digital Beamforming to Osaka University Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Fumihiko Mizutani, Masakazu Wada
2017 — conf
Fast high-quality three-dimensional reconstruction from compressive observation of phased array weather radar.
APSIPA
Ryosuke Kawami, Hidetomo Kataoka, Daichi Kitahara, Akira Hirabayashi, Takashi Ijiri, Shigeharu Shimamura, Hiroshi Kikuchi, Tomoo Ushio
2017 C conf
Multi-Doppler processing for accurate estimation of updraft at low altitudes.
IGARSS
Eiichi Yoshikawa, Tomoo Ushio, V. Chandrasekar
2017 C conf
Osaka urban phased array radar network experiment.
IGARSS
Tomoo Ushio, Shigeharu Shimamura, Hiroshi Kikuchi, Fumihiko Mizutani, Kenichi Naito, Takahiro Watanabe, Masakazu Wada, Nobuhiro Takahashi
2017 J jnl
Performance of Minimum Mean-Square Error Beam Forming for Polarimetric Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Hiroshi Kikuchi, Ting Wu, Eiichi Yoshikawa, Tomoo Ushio, Hideto Goto, Fumihiko Mizutani, Masakazu Wada, V. Chandrasekar
2017 C conf
Recent progress in global satellite mapping of precipitation (GSMAP) product.
IGARSS
Takuji Kubota, Kazumasa Aonashi, Tomoo Ushio, Shoichi Shige, Yukari N. Takayabu, Yoriko Arai, Tomoko Tashima, Misako Kachi, Riko Oki
2016 J jnl
"Big Data Assimilation" Toward Post-Petascale Severe Weather Prediction: An Overview and Progress.
Proc. IEEE
Takemasa Miyoshi, Guo-Yuan Lien, Shinsuke Satoh, Tomoo Ushio, Kotaro Bessho, Hirofumi Tomita, Seiya Nishizawa, Ryuji Yoshida, Sachiho A. Adachi, Jianwei Liao, Balazs Gerofi, Yutaka Ishikawa, Masaru Kunii, Juan Ruiz, Yasumitsu Maejima, Shigenori Otsuka, Michiko Otsuka, Kozo Okamoto, Hiromu Seko
2016 — conf
2-Dimensional high-quality reconstruction of compressive measurements of phased array weather radar.
APSIPA
Ryosuke Kawami, Akira Hirabayashi, Nobuyuki Tanaka, Motoi Shibata, Takashi Ijiri, Shigeharu Shimamura, Hiroshi Kikuchi, Gwan Kim, Tomoo Ushio
2016 J jnl
A Neural-Network-Based Beamformer for Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Tarek Sallam, Adel B. Abd El-Rahman, Masoud Alghoniemy, Zen Kawasaki, Tomoo Ushio
2016 J jnl
Direction-of-Arrival Estimation of VHF Signals Recorded on the International Space Station and Simultaneous Observations of Optical Lightning.
IEEE Trans. Geosci. Remote. Sens.
Hiroshi Kikuchi, Takeshi Morimoto, Mitsuteru Sato, Tomoo Ushio, Masayuki Kikuchi, Atsushi Yamazaki, Makoto Suzuki, Ryohei Ishida, Yuji Sakamoto, Zen Kawasaki
2016 C conf
Near real time product of the gauge adjusted GSMaP (GSMaP_Gauge_NRT).
IGARSS
Tomoo Ushio, Tomoaki Mega, Takuji Kubota, Misako Kachi
2016 J jnl
Probabilistic Attenuation Correction in a Networked Radar Environment.
IEEE Trans. Geosci. Remote. Sens.
Shigeharu Shimamura, V. Chandrasekar, Tomoo Ushio, Gwan Kim, Eiichi Yoshikawa, Haonan Chen
2016 C conf
Probabilistic attenuation correction in dual-pol radar network.
IGARSS
Shigeharu Shimamura, Tomoo Ushio, Gwan Kim, Eiichi Yoshikawa, V. Chandrasekar
2014 C conf
Recent improvements in the global satellite mapping of precipitation (GSMaP).
IGARSS
Misako Kachi, Takuji Kubota, Kazumasa Aonashi, Tomoo Ushio, Shoichi Shige, Munehisa Yamamoto, Tomoaki Mega, Riko Oki
2013 J jnl
MMSE Beam Forming on Fast-Scanning Phased Array Weather Radar.
IEEE Trans. Geosci. Remote. Sens.
Eiichi Yoshikawa, Tomoo Ushio, Zen Kawasaki, Satoru Yoshida, Takeshi Morimoto, Fumihiko Mizutani, Masakazu Wada
2013 J jnl
VHF Radio Wave Observations by Maido-1 Satellite and Evaluation of Its Relationship with Lightning Discharges.
IEICE Trans. Commun.
Hiroshi Kikuchi, Satoru Yoshida, Takeshi Morimoto, Tomoo Ushio, Zenichiro Kawasaki
2012 C conf
Bayesian formulation of DSD retrieval algorithm for dual-polarized X-band weather radar network.
IGARSS
Eiichi Yoshikawa, V. Chandrasekar, Tomoo Ushio, Zen Kawasaki
2012 C conf
Latest observation results of the Ku-band broadband radar (BBR) network project.
IGARSS
Tomoo Ushio, Eiichi Yoshikawa, Shigeharu Shimamura, Zen Kawasaki, Naoki Matayoshi
2012 C conf
Raindrop size distribution (DSD) retrieval for X-band dual-polarization radar.
IGARSS
Eiichi Yoshikawa, V. Chandrasekar, Tomoo Ushio, Zen Kawasaki
2011 C conf
Initial observation results for precipitation on the Ku-band broadband radar network.
IGARSS
Eiichi Yoshikawa, Satoru Yoshida, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki, Tomoaki Mega
2010 J jnl
Development and Initial Observation of High-Resolution Volume-Scanning Radar for Meteorological Application.
IEEE Trans. Geosci. Remote. Sens.
Eiichi Yoshikawa, Tomoo Ushio, Zen Kawasaki, Tomoaki Mega, Satoru Yoshida, Takeshi Morimoto, Katsuyuki Imai, Shin'ichiro Nagayama
2010 J jnl
Wideband Radio Wave Observations of Lightning Discharge by Maido-1 Satellite.
IEICE Trans. Commun.
Hiroshi Kikuchi, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki
2009 J jnl
Real-Time Spectral Moments Estimation and Ground Clutter Suppression for Precipitation Radar with High Resolution.
IEICE Trans. Commun.
Eiichi Yoshikawa, Tomoaki Mega, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki
2008 — conf
Development and Observation of the Ku-band Broad-Band Radar for Meteorological Application.
IGARSS (5)
Eiichi Yoshikawa, Tomoaki Mega, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki
2007 J jnl
A Low-Power High-Resolution Broad-Band Radar Using a Pulse Compression Technique for Meteorological Application.
IEEE Geosci. Remote. Sens. Lett.
Tomoaki Mega, Kazushi Monden, Tomoo Ushio, Ken'ichi Okamoto, Zenichiro Kawasaki, Takeshi Morimoto
2007 J jnl
Global Precipitation Map Using Satellite-Borne Microwave Radiometers by the GSMaP Project: Production and Validation.
IEEE Trans. Geosci. Remote. Sens.
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
2006 C conf
Global Precipitation Map using Satelliteborne Microwave Radiometers by the GSMaP Project : Production and Validation.
IGARSS
Takuji Kubota, Hiroshi Hashizume, Nobuhiro Takahashi, Shoichi Shige, Kozo Okamoto, Tomoo Ushio, Kazumasa Aonashi, Misako Kachi
2005 C conf
Development and observation of the broad-band radar for meteorological application.
IGARSS
Kazushi Monden, Tomoaki Mega, Tomoo Ushio, Ken'ichi Okamoto
2005 C conf
Measurement of scattering properties of vegetation at Ka-band by 35GHhz polarimetric scatterometer.
IGARSS
Tetsuya Tagawa, Ken'ichi Okamoto, Tomoo Ushio
2005 C conf
Sampling simulation for estimating the sampling error of space-time average rain rate for TRMM and GPM mission.
IGARSS
Yasuhisa Iida, Ken'ichi Okamoto, Tomoo Ushio, Riko Oki
2005 C conf
The global satellite mapping of precipitation (GSMaP) project.
IGARSS
Ken'ichi Okamoto, Tomoo Ushio, Toshio Iguchi, Nobuhiro Takahashi, Koyuru Iwanami
2004 C conf
Measurement of scattering coefficient dependence on soil moisture content and surface roughness by 35 GHz polarimetric scatterometer.
IGARSS
Tetsuya Tagawa, Ken'ichi Okamoto, Akira Higuchi, Tomoo Ushio, Hiroshi Hanado