Nishizawa Seiya

ニシザワセイヤ | Nishizawa Seiya

Affiliation and department：
Job title： Senior Scientist
Homepage URL (2)： http://r-ccs-climate.riken.jp/members/nishizawa/index.ja.html , http://r-ccs-climate.riken.jp/members/nishizawa/index.en.html

Research field (1)： Atmospheric and hydrospheric science

Research keywords (2)：大気物理 , atmospheric dynamics

Research theme for competitive and other funds (10)：

2022 - 2025 局地的気象現象の蓋然性の推定を可能にする気象モデルの開発
2019 - 2023 multi-scale interactions between atmospheric turbulence and cumulus convection
2018 - 2020 Improvement of the surface flux scheme and its impact on estimation of the surface mass budget of Antarctic ice sheet
2016 - 2019 Exploration of superrotation by development of hierarchical numerical models of planetary atmospheric circulation
2011 - 2015 Numerical simulation of probability distribution in phase space

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Papers (70)：

Seiya Nishizawa. Extracting latent variables from forecast ensembles and advancements in similarity metric utilizing optimal transport. 2024
Takemasa Miyoshi, Arata Amemiya, Shigenori Otsuka, Yasumitsu Maejima, James Taylor, Takumi Honda, Hirofumi Tomita, Seiya Nishizawa, Kenta Sueki, Tsuyoshi Yamaura, et al. Big Data Assimilation: Real-time 30-second-refresh Heavy Rain Forecast Using Fugaku During Tokyo Olympics and Paralympics. Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis. 2023
Toshiki Matsushima, Seiya Nishizawa, Shin-ichiro Shima. Overcoming computational challenges to realize meter- to submeter-scale resolution in cloud simulations using the super-droplet method. Geoscientific Model Development. 2023
Toshiki Matsushima, Seiya Nishizawa, Shin-ichiro Shima. Optimization and sophistication of the super-droplet method for ultrahigh resolution cloud simulations. 2023
Tomoro Yanase, Seiya Nishizawa, Hiroaki Miura, Hirofumi Tomita. Characteristic Form and Distance in High-Level Hierarchical Structure of Self-Aggregated Clouds in Radiative-Convective Equilibrium. Geophysical Research Letters. 2022

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MISC (77)：

末木健太, 西澤誠也, 山浦剛, 山浦剛, 富田浩文. EnKFを用いたパラメータ推定の推定時間と推定精度. 日本気象学会大会講演予稿集(CD-ROM). 2021. 119
樫村博基, 八代尚, 西澤誠也, 富田浩文, 小郷原一智, 黒田剛史, 中島健介, 石渡正樹, 高橋芳幸, 林祥介. 火星大気大循環の全球非静力学高解像度シミュレーションに向けて. 日本天文学会年会講演予稿集. 2021. 2021
樫村博基, 八代尚, 西澤誠也, 富田浩文, 高木征弘, 杉本憲彦, 小郷原一智, 黒田剛史, 中島健介, 石渡正樹, et al. Development of a non-hydrostatic global model of the Venus atmosphere: A simplified Venus simulation. 地球電磁気・地球惑星圏学会総会及び講演会(Web). 2021. 150th
樫村博基, 八代尚, 西澤誠也, 富田浩文, 小郷原一智, 黒田剛史, 中島健介, 石渡正樹, 高橋芳幸, 林祥介. 全球非静力学火星大気大循環モデルの開発:地形あり計算. 日本惑星科学会秋季講演会予稿集(Web). 2021. 2021
樫村博基, 八代尚, 西澤誠也, 富田浩文, 小郷原一智, 黒田剛史, 中島健介, 石渡正樹, 高橋芳幸, 林祥介. 全球非静力学火星大気大循環モデルの開発:地形あり計算. 日本気象学会大会講演予稿集(CD-ROM). 2021. 120

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Education (3)：

Professional career (1)：

Work history (8)：

2023/04 - 現在 RIKEN Center for Computational Science Senior Scientist
2012/04 - 2023/03 RIKEN Center for Computational Science Research Scientist
2009/10 - 2012/03 Kobe University Graduate School of Science assistant professor
2008/09 - 2009/09 Kobe University Graduate School of Science Global COE Researcher
2007/10 - 2008/08 Kyoto University Department of Geophysics Researcher

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Committee career (3)：

Association Membership(s) (1)：

日本気象学会

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