Tomoo Ushio

According to our database, Tomoo Ushio authored at least 56 papers between 2004 and 2024.

Collaborative distances:

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

2024

Mitigation of Ground-Clutter Effects by Digital Beamforming With Precomputed Weighting Matrix for Phased Array Weather Radar.

Yuuki Wada, Yutaka Takata, Hiroshi Kikuchi, Daichi Kitahara, Eiichi Yoshikawa, Shigeharu Shimamura, Tomoo Ushio

IEEE Trans. Geosci. Remote. Sens., 2024

Phase and Amplitude Correction for Adaptive Beamforming of Phased Array Weather Radar.

Yuuki Wada, Hiroshi Kikuchi, Eiichi Yoshikawa, Daichi Kitahara, Tomoo Ushio

IEEE Trans. Geosci. Remote. Sens., 2024

Recent Advances in Phased Array Weather Radar.

Tomoo Ushio, Yuuki Wada, Syo Yoshida

IEICE Trans. Electron., 2024

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.

Hiroshi Kikuchi, Yasuhide Hobara, Tomoo Ushio

IEEE Access, 2024

Coherent Doppler Lidar (CDL) for Measuring Wind with Transmission of Frequency-Modulated Pulse or Continuous Wave.

Eiichi Yoshikawa, V. Chandrasekar, Makoto Aoki, Hironori Iwai, Tomoo Ushio, Shoken Ishii

Proceedings of the IGARSS 2024, 2024

2023

Convex Estimation of Sparse-Smooth Power Spectral Densities From Mixtures of Realizations With Application to Weather Radar.

Hiroki Kuroda, Daichi Kitahara, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio

IEEE Access, 2023

Big Data Assimilation: Real-time 30-second-refresh Heavy Rain Forecast Using Fugaku During Tokyo Olympics and Paralympics.

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

Proceedings of the International Conference for High Performance Computing, 2023

Sparsity-Smoothness-Aware Power Spectral Density Estimation with Application to Phased Array Weather Radar.

Hiroki Kuroda, Daichi Kitahara, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio

Proceedings of the IEEE International Conference on Acoustics, 2023

2022

An Estimator for Weather Radar Doppler Power Spectrum via Minimum Mean Square Error.

Eiichi Yoshikawa, Naoya Takizawa, Hiroshi Kikuchi, Tomoaki Mega, Tomoo Ushio

IEEE Trans. Geosci. Remote. Sens., 2022

Nonlinear Beamforming Based on Group-Sparsities of Periodograms for Phased Array Weather Radar.

Daichi Kitahara, Hiroki Kuroda, Akira Hirabayashi, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio

IEEE Trans. Geosci. Remote. Sens., 2022

Compressive Sensing to Reduce the Number of Elements in a Linear Antenna Array With a Phased Array Weather Radar.

Hiroshi Kikuchi, Yasuhide Hobara, Tomoo Ushio

IEEE Trans. Geosci. Remote. Sens., 2022

2021

A Study of Comb Beam Transmission on Phased Array Weather Radars.

Eiichi Yoshikawa, Tomoo Ushio, Hiroshi Kikuchi

IEEE Trans. Geosci. Remote. Sens., 2021

Adaptive Beamforming Using Steering Vector Correction for Phased-Array Weather Radar.

Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Yasuhide Hobara

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

Initial Observations for Precipitation Cores With X-Band Dual Polarized Phased Array Weather Radar.

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

IEEE Trans. Geosci. 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

Clutter Reduction for Phased-Array Weather Radar Using Diagonal Capon Beamforming With Neural Networks.

Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Yasuhide Hobara

IEEE Geosci. Remote. Sens. Lett., 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

High Resolution GSMaP with Himawari 8.

Tomoo Ushio, Tomoaki Mega

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

2018

Fast-Scanning Phased-Array Weather Radar With Angular Imaging Technique.

Fumihiko Mizutani, Tomoo Ushio, Eiichi Yoshikawa, Shigeharu Shimamura, Hiroshi Kikuchi, Masakazu Wada, Shinsuke Satoh, Toshio Iguchi

IEEE Trans. Geosci. Remote. Sens., 2018

Improving the Accuracy of Rain Rate Estimates Using X-Band Phased-Array Weather Radar Network.

Hiroshi Kikuchi, Tomoo Ushio, Fumihiko Mizutani, Masakazu Wada

IEEE Trans. Geosci. Remote. Sens., 2018

Recent Progress on the GSMaP Multi -satellite Algorithm.

Tomoaki Mega, Tomoo Ushio

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

Nonlinear Beamforming via Convex Optimization for Phased Array Weather Radar.

Daichi Kitahara, Maya Nakahara, Akira Hirabayashi, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017

Application of Adaptive Digital Beamforming to Osaka University Phased Array Weather Radar.

Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Fumihiko Mizutani, Masakazu Wada

IEEE Trans. Geosci. Remote. Sens., 2017

Performance of Minimum Mean-Square Error Beam Forming for Polarimetric Phased Array Weather Radar.

Hiroshi Kikuchi, Ting Wu, Eiichi Yoshikawa, Tomoo Ushio, Hideto Goto, Fumihiko Mizutani, Masakazu Wada, V. Chandrasekar

IEEE Trans. Geosci. Remote. Sens., 2017

Adaptive Pulse Compression Technique for X-Band Phased Array Weather Radar.

Hiroshi Kikuchi, Eiichi Yoshikawa, Tomoo Ushio, Fumihiko Mizutani, Masakazu Wada

IEEE Geosci. Remote. Sens. Lett., 2017

Multi-Doppler processing for accurate estimation of updraft at low altitudes.

Eiichi Yoshikawa, Tomoo Ushio, V. Chandrasekar

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

Osaka urban phased array radar network experiment.

Tomoo Ushio, Shigeharu Shimamura, Hiroshi Kikuchi, Fumihiko Mizutani, Kenichi Naito, Takahiro Watanabe, Masakazu Wada, Nobuhiro Takahashi

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

Fast high-quality three-dimensional reconstruction from compressive observation of phased array weather radar.

Ryosuke Kawami, Hidetomo Kataoka, Daichi Kitahara, Akira Hirabayashi, Takashi Ijiri, Shigeharu Shimamura, Hiroshi Kikuchi, Tomoo Ushio

Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017

2016

Probabilistic Attenuation Correction in a Networked Radar Environment.

Shigeharu Shimamura, V. Chandrasekar, Tomoo Ushio, Gwan Kim, Eiichi Yoshikawa, Haonan Chen

IEEE Trans. Geosci. Remote. Sens., 2016

A Neural-Network-Based Beamformer for Phased Array Weather Radar.

Tarek Sallam, Adel B. Abd El-Rahman, Masoud Alghoniemy, Zen Kawasaki, Tomoo Ushio

IEEE Trans. Geosci. Remote. Sens., 2016

Direction-of-Arrival Estimation of VHF Signals Recorded on the International Space Station and Simultaneous Observations of Optical Lightning.

Hiroshi Kikuchi, Takeshi Morimoto, Mitsuteru Sato, Tomoo Ushio, Masayuki Kikuchi, Atsushi Yamazaki, Makoto Suzuki, Ryohei Ishida, Yuji Sakamoto, Zen Kawasaki

IEEE Trans. Geosci. Remote. Sens., 2016

"Big Data Assimilation" Toward Post-Petascale Severe Weather Prediction: An Overview and Progress.

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

Proc. IEEE, 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

Probabilistic attenuation correction in dual-pol radar network.

Shigeharu Shimamura, Tomoo Ushio, Gwan Kim, Eiichi Yoshikawa, V. Chandrasekar

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

2-Dimensional high-quality reconstruction of compressive measurements of phased array weather radar.

Ryosuke Kawami, Akira Hirabayashi, Nobuyuki Tanaka, Motoi Shibata, Takashi Ijiri, Shigeharu Shimamura, Hiroshi Kikuchi, Gwan Kim, Tomoo Ushio

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2016

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

MMSE Beam Forming on Fast-Scanning Phased Array Weather Radar.

Eiichi Yoshikawa, Tomoo Ushio, Zen Kawasaki, Satoru Yoshida, Takeshi Morimoto, Fumihiko Mizutani, Masakazu Wada

IEEE Trans. Geosci. Remote. Sens., 2013

VHF Radio Wave Observations by Maido-1 Satellite and Evaluation of Its Relationship with Lightning Discharges.

Hiroshi Kikuchi, Satoru Yoshida, Takeshi Morimoto, Tomoo Ushio, Zenichiro Kawasaki

IEICE Trans. Commun., 2013

2012

Bayesian formulation of DSD retrieval algorithm for dual-polarized X-band weather radar network.

Eiichi Yoshikawa, V. Chandrasekar, Tomoo Ushio, Zen Kawasaki

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

Raindrop size distribution (DSD) retrieval for X-band dual-polarization radar.

Eiichi Yoshikawa, V. Chandrasekar, Tomoo Ushio, Zen Kawasaki

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

Latest observation results of the Ku-band broadband radar (BBR) network project.

Tomoo Ushio, Eiichi Yoshikawa, Shigeharu Shimamura, Zen Kawasaki, Naoki Matayoshi

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

2011

Initial observation results for precipitation on the Ku-band broadband radar network.

Eiichi Yoshikawa, Satoru Yoshida, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki, Tomoaki Mega

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

2010

Development and Initial Observation of High-Resolution Volume-Scanning Radar for Meteorological Application.

Eiichi Yoshikawa, Tomoo Ushio, Zen Kawasaki, Tomoaki Mega, Satoru Yoshida, Takeshi Morimoto, Katsuyuki Imai, Shin'ichiro Nagayama

IEEE Trans. Geosci. Remote. Sens., 2010

Wideband Radio Wave Observations of Lightning Discharge by Maido-1 Satellite.

Hiroshi Kikuchi, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki

IEICE Trans. Commun., 2010

2009

Real-Time Spectral Moments Estimation and Ground Clutter Suppression for Precipitation Radar with High Resolution.

Eiichi Yoshikawa, Tomoaki Mega, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki

IEICE Trans. Commun., 2009

2008

Development and Observation of the Ku-band Broad-Band Radar for Meteorological Application.

Eiichi Yoshikawa, Tomoaki Mega, Takeshi Morimoto, Tomoo Ushio, Zen Kawasaki

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2008

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

A Low-Power High-Resolution Broad-Band Radar Using a Pulse Compression Technique for Meteorological Application.

Tomoaki Mega, Kazushi Monden, Tomoo Ushio, Ken'ichi Okamoto, Zenichiro Kawasaki, Takeshi Morimoto

IEEE Geosci. Remote. Sens. Lett., 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

2005

Measurement of scattering properties of vegetation at Ka-band by 35GHhz polarimetric scatterometer.

Tetsuya Tagawa, Ken'ichi Okamoto, Tomoo Ushio

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

The global satellite mapping of precipitation (GSMaP) project.

Ken'ichi Okamoto, Tomoo Ushio, Toshio Iguchi, Nobuhiro Takahashi, Koyuru Iwanami

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

Development and observation of the broad-band radar for meteorological application.

Kazushi Monden, Tomoaki Mega, Tomoo Ushio, Ken'ichi Okamoto

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

Sampling simulation for estimating the sampling error of space-time average rain rate for TRMM and GPM mission.

Yasuhisa Iida, Ken'ichi Okamoto, Tomoo Ushio, Riko Oki

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

2004

Measurement of scattering coefficient dependence on soil moisture content and surface roughness by 35 GHz polarimetric scatterometer.

Tetsuya Tagawa, Ken'ichi Okamoto, Akira Higuchi, Tomoo Ushio, Hiroshi Hanado

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004