Otsuka Shigenori 大塚成徳

Researcher Number	40585022
Affiliation (Current)	2025: 国立研究開発法人理化学研究所, 計算科学研究センター, 上級研究員
Affiliation (based on the past Project Information) *help	2018 – 2021: 国立研究開発法人理化学研究所, 計算科学研究センター, 研究員 2016 – 2017: 国立研究開発法人理化学研究所, 計算科学研究機構, 研究員
Review Section/Research Field	Principal Investigator Meteorology/Physical oceanography/Hydrology
Keywords	Principal Investigator 大気現象 / 自然現象観測・予測 / 気象学 / データ同化 / 3次元降水ナウキャスト / 平成30年7月豪雨 / パターン認識 / 深層学習 / フェーズドアレイ気象レーダ / 降水ナウキャスト / 予測可能性 / 積雲対流

Research Projects
(1 results)
Research Products
(46 results)

Understanding and improving convective-scale predictabilityPrincipal Investigator
- Principal Investigator
  
  Otsuka Shigenori
- Project Period (FY)
  2016 – 2021
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  Institute of Physical and Chemical Research

All 2022 2021 2020 2019 2018 2017 2016

All Journal Article Presentation Book

[Book] "Enhancing data assimilation of GPM observations" in "Precipitation Science"2021
- Author(s)
  Miyoshi, T., K. Terasaki, S. Kotsuki, S. Otsuka, Y.-W. Chen, K. Kanemaru, K. Okamoto, K. Kondo, G.-Y. Lien, H. Yashiro, H. Tomita, M. Satoh, and E. Kalnay
- Publisher
  Elsevier
- ISBN
  9780128229378
- Data Source
  KAKENHI-PROJECT-16K17807
[Journal Article] Advantage of 30-s-Updating Numerical Weather Prediction with a Phased-Array Weather Radar over Operational Nowcast for a Convective Precipitation System2022
- Author(s)
  Takumi Honda, Arata Amemiya, Shigenori Otsuka, James Taylor, Yasumitsu Maejima, Seiya Nishizawa, Tsuyoshi Yamaura, Kenta Sueki, Hirofumi Tomita, Takemasa Miyoshi
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 49
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17807
[Journal Article] Reduced non-Gaussianity by 30 s rapid update in convective-scale numerical weather prediction2021
- Author(s)
  Ruiz Juan、Lien Guo-Yuan、Kondo Keiichi、Otsuka Shigenori、Miyoshi Takemasa
- Journal Title
  
  Nonlinear Processes in Geophysics
  
  Volume: 28 Issue: 4 Pages: 615-626
- DOI
  10.5194/npg-28-615-2021
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807, KAKENHI-PROJECT-21K13995
[Journal Article] Precipitation Ensemble Data Assimilation in NWP Models2020
- Author(s)
  Miyoshi Takemasa、Kotsuki Shunji、Terasaki Koji、Otsuka Shigenori、Lien Guo-Yuan、Yashiro Hisashi、Tomita Hirofumi、Satoh Masaki、Kalnay Eugenia
- Journal Title
  
  Advances in Global Change Research
  
  Volume: 69 Pages: 983-991
- DOI
  10.1007/978-3-030-35798-6_25
- ISBN
  9783030357979, 9783030357986
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807, KAKENHI-PROJECT-19H05605, KAKENHI-PROJECT-18H01549
[Journal Article] Verification of Precipitation Forecast by Pattern Recognition2019
- Author(s)
  AWAZU Taeka、OTSUKA Shigenori、MIYOSHI Takemasa
- Journal Title
  
  Journal of the Meteorological Society of Japan. Ser. II
  
  Volume: 97 Issue: 6 Pages: 1173-1189
- DOI
  10.2151/jmsj.2019-066
- NAID
  130007752569
- ISSN
  0026-1165, 2186-9057
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K17807, KAKENHI-PROJECT-19H05605
[Journal Article] GSMaP RIKEN Nowcast: Global Precipitation Nowcasting with Data Assimilation2019
- Author(s)
  OTSUKA Shigenori、KOTSUKI Shunji、OHHIGASHI Marimo、MIYOSHI Takemasa
- Journal Title
  
  Journal of the Meteorological Society of Japan. Ser. II
  
  Volume: 97 Issue: 6 Pages: 1099-1117
- DOI
  10.2151/jmsj.2019-061
- NAID
  130007759817
- ISSN
  0026-1165, 2186-9057
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K17807, KAKENHI-PROJECT-18H01549
[Journal Article] Global precipitation forecasts by merging extrapolation-based nowcast and numerical weather prediction with locally-optimized weights2019
- Author(s)
  Kotsuki, S., K. Kurosawa, S. Otsuka, K. Terasaki, and T. Miyoshi
- Journal Title
  
  Weather and Forecasting
  
  Volume: 印刷中 Issue: 3 Pages: 701-714
- DOI
  10.1175/waf-d-18-0164.1
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K17807, KAKENHI-PROJECT-18H01549
[Journal Article] Comparing Simulated Size Distributions of Precipitation Systems at Different Model Resolution2017
- Author(s)
  Otsuka, S., N. J. Trilaksono, and S. Yoden
- Journal Title
  
  SOLA
  
  Volume: 13 Issue: 0 Pages: 130-134
- DOI
  10.2151/sola.2017-024
- NAID
  130005781822
- ISSN
  1349-6476
- Language
  English
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807, KAKENHI-PROJECT-24224011, KAKENHI-PLANNED-15H05816, KAKENHI-PROJECT-17H01159
[Presentation] Algorithm development for the 3D precipitation nowcasting with deep learning2022
- Author(s)
  Otsuka, S. and T. Miyoshi
- Organizer
  The 4th R-CCS International Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] 深層学習による3D降水ナウキャストの高精度化に向けた開発2022
- Author(s)
  大塚成徳, 三好建正
- Organizer
  日本気象学会2021年度秋季大会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Development of an integrated NWP-DA-AI system for 30-second-update 3D precipitation prediction2021
- Author(s)
  Otsuka, S., Y. Maejima, P. Tandeo, and T. Miyoshi
- Organizer
  JpGU2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Toward an integrated NWP-DA-AI system for precipitation prediction2021
- Author(s)
  Otsuka, S., Y. Maejima, P. Tandeo, and T. Miyoshi
- Organizer
  The 3rd R-CCS International Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Toward hybrid NWP-AI system for precipitation nowcasting2020
- Author(s)
  Otsuka, S., Y. Maejima, and T. Miyoshi
- Organizer
  2nd IMT Atlantique & RIKEN Joint WS
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Toward an integrated NWP-DA-AI system for precipitation prediction2020
- Author(s)
  Otsuka, S., Y. Maejima, P. Tandeo, and T. Miyoshi
- Organizer
  JpGU-AGU Joint Meeting 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Verification of precipitation forecast by pattern recognition2020
- Author(s)
  Otsuka, S., T. Awazu, and T. Miyoshi
- Organizer
  WCRP/SPARC SATIO-TCS joint workshop on Stratosphere-Troposphere Dynamical Coupling in the Tropics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] 深層学習と数値天気予報の融合による降水予測に向けて2020
- Author(s)
  大塚成徳, 前島康光, Pierre Tandeo, 三好建正
- Organizer
  日本気象学会2020年度秋季大会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Toward an integrated NWP-DA-AI system for 30-second-update precipitation prediction2020
- Author(s)
  Otsuka, S., Y. Maejima, P. Tandeo, and T. Miyoshi
- Organizer
  ECMWF-ESA Workshop on Machine Learning for Earth System Observation and Prediction
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] A deep-learning approach to three-dimensional precipitation nowcasting2020
- Author(s)
  Otsuka, S., M. Ohhigashi, V.-P. Huynh, P. Tandeo, and T. Miyoshi
- Organizer
  The 2nd R-CCS International Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Three-dimensional precipitation nowcasting with the phased-array weather radar2019
- Author(s)
  Otsuka, S.
- Organizer
  The 5th CREST "BigData Application" Camp for Young Researchers
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] A deep-learning approach to three-dimensional precipitation nowcasting2019
- Author(s)
  Otsuka, S., M. Ohhigashi, V. P. Huynh, P. Tandeo, and T. Miyoshi
- Organizer
  39th International Conference on Radar Meteorology
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] 深層学習による三次元降水ナウキャスト手法の検討2019
- Author(s)
  大塚成徳, Viet Phi Huynh, 大東真利茂, Pierre Tandeo, 三好建正
- Organizer
  日本気象学会2019年度秋季大会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] A machine-learning approach for three-dimensional precipitation nowcasting2019
- Author(s)
  Otsuka, S., M. Ohhigashi, and T. Miyoshi
- Organizer
  Workshop IMT Atlantique & RIKEN
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Three-dimensional precipitation nowcasting with the phased-array weather radar2019
- Author(s)
  Otsuka, S., M. Ohhigashi, and T. Miyoshi
- Organizer
  2019 6th KNU CARE Workshop on Phase array radar and Nowcasting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] LSTMによる三次元降水ナウキャスト手法2019
- Author(s)
  大塚成徳・三好建正
- Organizer
  第11回理研・京大データ同化研究会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] 神戸PAWRおよびGPM/DPRで観測された平成30年7月豪雨の降水システム2018
- Author(s)
  大塚成徳
- Organizer
  平成30年7月豪雨に関する緊急対応研究会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Applying data assimilation to precipitation nowcasting2018
- Author(s)
  Otsuka, S. and T. Miyoshi
- Organizer
  AOGS2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] RIKEN precipitation nowcasting systems2018
- Author(s)
  Otsuka, S., S. Kotsuki, M. Ohhigashi, Y. Ishikawa, T. Miyoshi, S. Satoh, and T. Ushio
- Organizer
  The 8th AICS International Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] ナウキャストと予測可能性2018
- Author(s)
  大塚成徳
- Organizer
  第2回理研・気象庁データ同化研究会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] フェーズドアレイ気象レーダを用いた三次元降水ナウキャストの精度評価2018
- Author(s)
  大塚成徳・大東真利茂・三好建正・石川裕・佐藤晋介・牛尾知雄・小池佳奈
- Organizer
  日本気象学会2018年度秋季大会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Applying data assimilation to precipitation nowcasting2018
- Author(s)
  大塚成徳
- Organizer
  CREST「ビッグデータ応用」第4回若手研究者合宿
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Applying data assimilation to precipitation nowcasting2018
- Author(s)
  Otsuka, S. and T. Miyoshi
- Organizer
  JpGU2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Precipitation nowcasting with Phased-Array Weather Radar: a case of July 2018 record-breaking rainfall in Western Japan2018
- Author(s)
  Otsuka, S., M. Ohhigashi, Y. Ishikawa, S. Satoh, and T. Miyoshi
- Organizer
  NHM2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Comparing observed and simulated size distributions of tropical convective systems2017
- Author(s)
  Otsuka, S., N. J. Trilaksono, and S. Yoden
- Organizer
  Joint SPARC Dynamics & Observations Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Applying data assimilation to three-dimensional precipitation nowcasting with phased-array weather radar2017
- Author(s)
  Shigenori Otsuka, Shunji Kotsuki, and Takemasa Miyoshi
- Organizer
  RISDA2017
- Place of Presentation
  理化学研究所計算科学研究機構（兵庫県・神戸市）
- Year and Date
  2017-02-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] フェーズドアレイ気象レーダを用いた三次元降水補外予測のリアルタイム運用実験2017
- Author(s)
  大塚成徳・三好建正・大東真利茂・佐藤晋介・石川裕
- Organizer
  日本気象学会2017年度春季大会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] ゲリラ豪雨リアルタイム予測に向けて2017
- Author(s)
  大塚成徳
- Organizer
  CREST若手研究者合宿研究会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Applying data assimilation to three-dimensional precipitation nowcasting with phased-array weather radar2017
- Author(s)
  Shigenori Otsuka, Shunji Kotsuki, and Takemasa Miyoshi
- Organizer
  The 7th AICS International Symposium
- Place of Presentation
  神戸大学統合研究拠点（兵庫県・神戸市）
- Year and Date
  2017-02-23
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] フェーズドアレイ気象レーダを用いた3次元降水ナウキャスト2017
- Author(s)
  大塚成徳
- Organizer
  AIP若手研究交流会
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Applying data assimilation to three-dimensional precipitation nowcasting with phased-array weather radar2017
- Author(s)
  Shigenori Otsuka and Takemasa Miyoshi
- Organizer
  AMS 97th annual meeting
- Place of Presentation
  Seattle, USA
- Year and Date
  2017-01-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] 「ビッグデータ同化：未来の天気予報へ」2017
- Author(s)
  大塚成徳
- Organizer
  豊橋技術科学大学　平成28年度計算技術科学実践教育プログラム　最先端データサイエンス講座
- Place of Presentation
  豊橋技術科学大学（愛知県・豊橋市）
- Year and Date
  2017-03-13
- Invited
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] GSMaP RIKEN Nowcast (GSMaP_RNC): an overview2017
- Author(s)
  Otsuka, S., S. Kotsuki, and T. Miyoshi
- Organizer
  JpGU-AGU Joint Meeting 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] データ同化を適用したリアルタイム降水ナウキャストシステム2017
- Author(s)
  大塚成徳・小槻峻司・近藤圭一・大東真利茂・石川裕・三好建正・佐藤晋介・牛尾知雄
- Organizer
  第2回理研データ同化ワークショップ
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] フェーズドアレイ気象レーダを用いた三次元降水補外予測の実時間実行に向けた検討2016
- Author(s)
  大塚成徳・三好建正
- Organizer
  日本気象学会2016年度春季大会
- Place of Presentation
  国立オリンピック記念青少年総合センター（東京都・渋谷区）
- Year and Date
  2016-05-18
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] フェーズドアレイ気象レーダを用いた三次元降水補外予測へのデータ同化の適用2016
- Author(s)
  大塚成徳・三好建正
- Organizer
  日本気象学会2016年度秋季大会
- Place of Presentation
  名古屋大学（愛知県・名古屋市）
- Year and Date
  2016-10-26
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Convective-scale breeding experiments in WRF simulations at a 100-m resolution2016
- Author(s)
  Shigenori Otsuka and Takemasa Miyoshi
- Organizer
  JpGU
- Place of Presentation
  幕張メッセ（千葉県・千葉市）
- Year and Date
  2016-05-22
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807
[Presentation] Space-time extrapolation of precipitation with data assimilation2016
- Author(s)
  Shigenori Otsuka, Shunji Kotsuki, and Takemasa Miyoshi
- Organizer
  ISDA2016
- Place of Presentation
  Reading, UK
- Year and Date
  2016-06-20
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17807

Otsuka Shigenori 大塚 成徳

Research Projects

Research Products

Understanding and improving convective-scale predictabilityPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Book] "Enhancing data assimilation of GPM observations" in "Precipitation Science"2021

Author(s)

Publisher

ISBN

Data Source

[Journal Article] Advantage of 30-s-Updating Numerical Weather Prediction with a Phased-Array Weather Radar over Operational Nowcast for a Convective Precipitation System2022

Author(s)

Journal Title

Data Source

[Journal Article] Reduced non-Gaussianity by 30 s rapid update in convective-scale numerical weather prediction2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Precipitation Ensemble Data Assimilation in NWP Models2020

Author(s)

Journal Title

DOI

ISBN

Data Source

[Journal Article] Verification of Precipitation Forecast by Pattern Recognition2019

Author(s)

Journal Title

DOI

NAID

ISSN

Language

Data Source

[Journal Article] GSMaP RIKEN Nowcast: Global Precipitation Nowcasting with Data Assimilation2019

Author(s)

Journal Title

DOI

NAID

ISSN

Language

Data Source

[Journal Article] Global precipitation forecasts by merging extrapolation-based nowcast and numerical weather prediction with locally-optimized weights2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Comparing Simulated Size Distributions of Precipitation Systems at Different Model Resolution2017

Author(s)

Journal Title

DOI

NAID

ISSN

Language

Data Source

[Presentation] Algorithm development for the 3D precipitation nowcasting with deep learning2022

Author(s)

Organizer

Data Source

[Presentation] 深層学習による3D降水ナウキャストの高精度化に向けた開発2022

Author(s)

Organizer

Data Source

[Presentation] Development of an integrated NWP-DA-AI system for 30-second-update 3D precipitation prediction2021

Author(s)

Organizer

Data Source

[Presentation] Toward an integrated NWP-DA-AI system for precipitation prediction2021

Author(s)

Organizer

Data Source

[Presentation] Toward hybrid NWP-AI system for precipitation nowcasting2020

Author(s)

Organizer

Data Source

[Presentation] Toward an integrated NWP-DA-AI system for precipitation prediction2020

Author(s)

Otsuka Shigenori 大塚成徳