CV

Education

• B.S. in Engineering, the University of Tokyo, 2017
• M.S. in Frontier Science, the University of Tokyo, 2019
• Ph.D in Frontier Science, the University of Tokyo, 2022 (expected)

Work experience

• 2019: JSPF Research Fellowship for Young Scientists DC1 (19J20641)
  • The University of Tokyo
  • Supervisor: Professor Hiroshi Yamada

Skills

• 科学技術コミュニケーション Science communication
  • 北海道大学科学技術コミュニケーション教育研究部門（CoSTEP）15期選科B修了
  • Completed CoSTEP (course-B) at the top of the list (Hokkaido Univ., 2019)

Publications

Disruption Prediction by Support Vector Machine and Neural Network with Exhaustive Search

YOKOYAMA, Tatsuya, et al. "Disruption Prediction by Support Vector Machine and Neural Network with Exhaustive Search." Plasma and Fusion Research 13 (2018): 3405021-3405021.

Prediction of high-beta disruptions in JT-60U based on sparse modeling using exhaustive search

YOKOYAMA, Tatsuya, et al. "Prediction of high-beta disruptions in JT-60U based on sparse modeling using exhaustive search." Fusion Engineering and Design 140 (2019): 67-80.

Disruption Prediction by Support Vector Machine and Neural Network with Exhaustive Search

YOKOYAMA, Tatsuya, et al. "Data-Driven Approach on the Mechanism of Radiative Collapse in the Large Helical Device." Plasma and Fusion Research 16 (2021): 2402010.

Prediction of Radiative Collapse in Large Helical Device Using Feature Extraction by Exhaustive Search

Yokoyama, Tatsuya, et al. "Prediction of Radiative Collapse in Large Helical Device Using Feature Extraction by Exhaustive Search." Journal of Fusion Energy: 1-12(2021).

Likelihood Identification of High-Beta Disruption in JT-60U

YOKOYAMA, Tatsuya, et al. "Likelihood Identification of High-Beta Disruption in JT-60U." Plasma and Fusion Research 16 (2021): 1402073.

Talks

全状態探索を用いたニューラルネットワークによるディスラプション予知

November 23, 2017

Poster at Plasma Conference 2017, Himeji, Japan

全状態探索法を用いたサポートベクターマシンによるディスラプション予知

November 23, 2017

Poster at Plasma Conference 2017, Himeji, Japan

Disruption prediction by Support Vector Machine and Neural Network with Exhaustive Search

December 06, 2017

Poster at the 26th International Toki Conference, Toki, Japan

全状態探索による特徴抽出を用いたディスラプション予知

June 28, 2018

Poster at 第12回核融合エネルギー連合講演会, Omi, Japan

Disruption Prediction with Sparse Modeling by Exhaustive Search

July 03, 2018

Poster at 45th European Physical Society Conference on Plasma Physics, Prague, Czech Republic

全状態探索によるデータ駆動アプローチを用いたJT-60U の高ベータディスラプション予知と物理背景の抽出

December 03, 2018

Poster at 第35回 プラズマ・核融合学会 年会, Osaka, Japan

Feature extraction using exhaustive search in disruption prediction based on JT-60U experimental data

May 13, 2019

Poster at 2nd International Conference on Data Driven Plasma Science, Marseille, France

Data-driven study on density limit and radiation collapse in stellarator-heliotron plasmas on LHD

October 22, 2019

Poster at 62nd Annual Meeting of the APS Division of Plasma Physics, Fort Lauderdale, FL, USA

Feature extraction and prediction of plasma termination using sparse modeling

October 29, 2019

Oral at Joint US-Japan Workshop on PostK-ECP Collaboration and JIFT Exascale Computing Collaboration, Kobe, Japan

Applied study of feature extraction using exhaustive search on high-beta disruption in JT-60U

November 06, 2019

Poster at 3rd Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2019), Hefei, China

Data-driven study of high-beta disruption prediction in JT-60U using exhaustive search

November 07, 2019

Oral at 3rd Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2019), Hefei, China

LHDにおける放射崩壊のデータ駆動型アプローチによる特徴抽出と密度限界モデルの構築

November 30, 2019

Oral at 第36回 プラズマ・核融合学会 年会, Kasugai, Japan

LHDにおける放射崩壊と密度限界のデータ駆動型研究

March 16, 2020

Canceled (only abstract) at 日本物理学会第75回年次大会, Remote

LHDにおける放射崩壊の予知と物理背景のデータ駆動型研究

September 09, 2020

Oral at 日本物理学会2020年秋季大会, Online

Data-driven approach on the mechanism of radiative collapse in Large Helical Device

October 28, 2020

Poster at The 29th International Toki Conference, Toki, Japan/Online

Feature extraction and prediction of radiative collapse in Large Helical Device using sparse modeling

October 30, 2020

Oral at 4th Asia-Pacific Conference on Plasma Physics, Online

Interpretation and application of extracted features of radiative collapse in Large Helical Device with sparse modeling

November 10, 2020

Poster at 62nd Annual Meeting of the APS Division of Plasma Physics, Online

データ駆動アプローチを用いた大型ヘリカル装置における放射崩壊の発生予知と発生過程の研究

December 03, 2020

Oral at 第37回 プラズマ・核融合学会 年会, online

データ駆動アプローチとシミュレーションを合わせた放射崩壊前駆現象の考察

March 13, 2021

Oral at 日本物理学会第76回年次大会（2021年）, Online

Feature extraction and likelihood estimation of radiative collapse in Large Helical Device using sparse modeling

March 29, 2021

Oral at 3rd International Conference on Data Driven Plasma Science, Online

Characterization and sparse modeling of radiation collapse and density limit in LHD

May 13, 2021

Poster at 28th IAEA Fusion Energy Conference (FEC 2020), Online