加藤 創太

論文

• Recovering Lost Structure: Ovecomplete Autoencoder for Political Event Prediction

  B. Ahsan, S. Kato, I. Yoshimoto. and Md. N. Mahamood.

  A paper accepted and presented Annual Meeting, Midwest Political Science Association (MPSA), Apr, 2026. 2026年4月
• Applying Data Augmentation Techniques to Political Prediction Models

  B. Ahsan, S. Kato, T. Nakanishi

  A paper accepted and presented at Annual Meeting, Midwest Political Science Association (MPSA) 2025年4月 責任著者
• Uncovering black box prediction models using explainable artificial intelligence (XAI)

  B. Ahsan, S. Kato, T. Nakanishi, R. Okada, I. Yoshimoto

  A paper accepted and presented at Annual Meeting, American Political Science Association (APSA) 2024年9月 責任著者
• Testing the power-law hypothesis of the interconflict interval

  Hiroshi Okamoto, Iku Yoshimoto, Sota Kato, Budrul Ahsan, Shuji Shinohara

  Scientific Reports 13(1) 2023年12月19日 査読有り
• A Joint Scene Text Recognition and Visual Appearance Model for Protest Issue Classification

  Xuan Luo, Sota Kato, Asahi Obata, Budrul Ahsan, Ryotaro Okada, Takafumi Nakanishi

  ICDAR 2023: Proceedings of the 4th Workshop on Intelligent Cross-Data Analysis and Retrieval 32-36 2023年6月12日 査読有り
• A power-law approach to conflict prediction: Lewis Fly Richardson revisited.

  Hiroshi Okamoto, Iku Yoshimoto, Sota Kato, Budrul Ahsan

  A paper accepted and presented at the Annual Meeting, Midwest Political Science Association (MPSA) 2023年4月
• 国家間武力紛争の時間構造における冪法則性

  岡本 洋, 吉本 郁, 加藤 創太, 阿山 晴取, 篠原 修二

  人工知能学会全国大会論文集 JSAI2023 2P5GS1101-2P5GS1101 2023年
• Estimating media effects from an ideologically diverse news curation platform

  Sota Kato, Takafumi Nakanishi, Yoshifumi Seki, Budrul Ahsan

  A paper accepted and presented at the Annual Meeting, American Political Science Association (APSA) 2021年9月
• ニュースキュレーションメディアデータを用いたユーザのイデオロギーの特定とそのユーザ閲覧行動傾向分析方式

  中西崇文, 関喜史, 茨木瞬, 阿山晴取, 羅旋, 加藤創太

  DEIM2021(第13回データ工学と情報マネジメントに関するフォーラム)論文集 2021年4月
• Time-series topic analysis using singular spectrum transformation for detecting political business cycles

  Sota Kato, Takafumi Nakanishi, Budrul Ahsan, Hirokazu Shimauchi

  Journal of Cloud Computing 10(1) 2021年3月6日 査読有り筆頭著者責任著者
• Political Economic Transition and Output Loss: Evidence from Japanese Political Economy 1990-2005

  Sota Kato

  TKFD Working Paper 20(4) 2020年12月 査読有り
• Why did Abe’s popularity fall during pandemic?

  Sota Kato, Iku Yoshimoto

  East Asian Forum Quarterly (Australian National University) 12(3) 2020年9月 査読有り
• Forecasting Japanese elections by applying ensemble learning methods

  Sota Kato, Budrul Ahsan, Takafumi Nakanishi

  TKFD Working Paper 20(5) 2020年3月 査読有り筆頭著者
• Topic Variation Detection Method for Detecting Political Business Cycles

  Sota Kato, Takafumi Nakanishi, Hirokazu Shimauchi, Budrul Ahsan

  Proceedings of the 6th IEEE/ACM International Conference on Big Data Computing, Applications and Technologies 2019年12月2日 査読有り筆頭著者責任著者
• Augmenting political data through Generative Adversarial Networks (GANs)

  Budral Ahsan, Sota Kato, Takafumi Nakanishi, Hirokazu Shimauchi

  A paper accepted and presented at the Annual Meeting, American Political Science Association (APSA) 2019年9月
• Optimal portfolio approach to political business cycle with endogenous election timing.

  Sota Kato, Masayuki Inui

  A paper accepted and presented at the Annual Meeting, American Political Science Association (APSA) 2014年9月
• Bifurcated processes of institutional change: Cross-national and cross-sectorial comparison.

  Sota Kato

  A paper accepted and presented at the Annual Meeting, the Society for Advancement of Socio-Economics (SASE) 2014年7月
• How valuable is Prime Minister’s dissolution 0ption? Black-Scholes approach to parliamentary dissolution

  Sota Kato, Masayuki Inui

  A paper accepted and presented at the Annual Meeting, American Political Science Association (APSA) 2013年9月
• Valley of institutional change: Japanese political economy 1990-2005.

  Sota Kato

  A paper accepted and presented at the Annual Meeting, the Society for Advancement of Socio-Economics (SASE) 2012年6月
• Dynamic Rent Transfer through Deregulation and Reregulation. A Case of Japanese Petroleum Industry.

  Sota Kato

  William Davidson Institute Discussion Paper. University of Michigan. 2003年4月