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今倉 暁

Imakura, Akira

システム情報系 , 准教授
Institute of Systems and Information Engineering , Associate Professor

http://www.cs.tsukuba.ac.jp/~imakura/index.html

医療データの機密性を克服し組織の壁を越えて連合分析する新しい因果推論手法

2025-06-16

岡田 幸彦 今倉 暁 櫻井 鉄也
技術革新を支えるアルゴリズムと ソフトウェアを開発
先端数値解析ソフトウェアリサーチユニット
Development of algorithms and software to support technological innovations

2017-01-17

櫻井 鉄也 ARANHA CLAUS DE CASTRO 今倉 暁 多田野 寛人
  1. 1. New solutions based on the generalized eigenvalue problem for the data collaboration analysis Kawakami, Yuta; Takano, Yuichi; Imakura, Akira
      INFORMATION SCIENCES 723: (2026) Semantic Scholar
  2. 2. Estimating covariate-balanced survival curve in distributed data environment using data collaboration quasi-experiment TOYODA, Akihiro; KAWAMATA, Yuji; NAKAYAMA, Tomoru; IMAKURA, Akira (+1 著者) OKADA, Yukihiko
      Sci Rep 16: (2026) Semantic Scholar
  3. 3. Estimation of conditional average treatment effects on distributed confidential data Kawamata, Yuji; Motai, Ryoki; Okada, Yukihiko; IMAKURA, AkiraSakurai, Tetsuya
      Expert Systems with Applications 296: 129066 (2026)
  4. 4. Block cross-interactive residual smoothing for Lanczos-type solvers for linear systems with multiple right-hand sides Aihara, Kensuke; Imakura, Akira; Morikuni, Keiichi
      SIAM Journal on Matrix Analysis and Applications 46: 2501 (2025) Semantic Scholar
  5. 5. Data collaboration for causal inference from limited medical testing and medication data NAKAYAMA, Tomoru; KAWAMATA, Yuji; TOYODA, Akihiro; IMAKURA, Akira (+5 著者) OKADA, Yukihiko
      Scientific Reports 15: (2025)
  6. 6. Collaborative causal inference on distributed data Kawamata, Yuji; Motai, Ryoki; Okada, Yukihiko; Imakura, AkiraSakurai, Tetsuya
      EXPERT SYSTEMS WITH APPLICATIONS 244: 123024 (2024) Semantic Scholar
  7. 7. Estimation of conditional average treatment effects on distributed data: A privacy-preserving approach Kawamata, Yuji; Motai, Ryoki; Okada, Yukihiko; Imakura, AkiraSakurai, Tetsuya
      arXiv (2024)
  8. 8. Toward the Application of Differential Privacy to Data Collaboration Hiromi Yamashiro; Kazumasa Omote; Akira Imakura; Tetsuya Sakurai
      IEEE Access 12: 63292 (2024) Semantic Scholar
  9. 9. A privacy-preserving technique to identify the useful content of documents owned by multiple institutes Kagawa, Rina; Imakura, Akira; Matsubara, Masaki
      Lecture Notes in Computer Science (2023)
  10. 10. Another use of SMOTE for interpretable data collaboration analysis Imakura, Akira; Kihira, Masateru; Okada, Yukihiko; Sakurai, Tetsuya
      EXPERT SYSTEMS WITH APPLICATIONS 228: (2023)
  11. 11. Non-readily identifiable data collaboration analysis for multiple datasets including personal information Imakura, Akira; Sakurai, Tetsuya; Okada, Yukihiko; Fujii, Tomoya (+1 著者) Abe, Hiroyuki
      INFORMATION FUSION 98: (2023)
  12. 12. DC-SHAP Method for Consistent Explainability in Privacy-Preserving Distributed Machine Learning Bogdanova, Anna; Imakura, Akira; Sakurai, Tetsuya
      Human-Centric Intelligent Systems 197 (2023) Semantic Scholar
  13. 13. Data collaboration analysis in predicting diabetes from a small amount of health checkup data Go, Uchitachimoto; Noriyoshi, Sukegawa; Masayuki, Kojima; 香川, 璃奈 (+3 著者) Tetsuya, Sakurai
      SCIENTIFIC REPORTS 13: (2023) Semantic Scholar
  14. 14. FL と DC 解析における通信コストと精度の比較: 筑波大学附属病院とつくば市役所の統合データ解析を想定して 豊田明広; 内立元豪; 小島真之; 香川璃奈 (+3 著者) 岡田幸彦
      第37回人工知能学会全国大会 (2023)
  15. 15. Verified eigenvalue and eigenvector computations using complex moments and the Rayleigh-Ritz procedure for generalized Hermitian eigenvalue problems Akira, Imakura; Keiichi, Morikuni; Akitoshi, Takayasu
      JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 424: 1 (2023) Semantic Scholar
  16. 16. Complex moment-based eigensolver coupled with two Krylov subspaces Imakura, Akira; Sakurai, Tetsuya
      JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 432: 115283 (2023) Semantic Scholar
  17. 17. LSEC: Large-scale spectral ensemble clustering Li, Hongmin; Ye, Xiucai; Imakura, Akira; Sakurai, Tetsuya
      INTELLIGENT DATA ANALYSIS 27: 59 (2023) Semantic Scholar
  18. 18. Complex moment-based methods for differential eigenvalue problems Imakura, Akira; Morikuni, Keiichi; Takayasu, Akitoshi
      NUMERICAL ALGORITHMS 92: 693 (2023) Semantic Scholar
  19. 19. DC-COX: Data collaboration Cox proportional hazards model for privacy-preserving survival analysis on multiple parties Imakura, Akira; Tsunoda, Ryoya; Kagawa, Rina; Yamagata, KunihiroSakurai, Tetsuya
      JOURNAL OF BIOMEDICAL INFORMATICS 137: (2023) Semantic Scholar
  20. 20. A Study of the Privacy Perspective on Principal Component Analysis via a Realistic Attack Model Hiromi, Yamashiro; Kazumasa, Omote; Akira, Imakura; Tetsuya, Sakurai
      Proceedings of the International Conference on Computational Intelligence and Security (CIS 2022) (2022) Semantic Scholar
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  1. 1. 行列計算アルゴリズム 基本から機械学習への応用まで 今倉, 暁
    講談社 2025年12月 (ISBN: 9784065424889)
  2. 2. NEURAL INFORMATION PROCESSING, ICONIP 2016, PT IV Sakurai, Tetsuya; Imakura, Akira; Inoue, Yuto; Futamura, Yasunori (担当:分担執筆, 範囲:Alternating Optimization Method Based on Nonnegative Matrix Factorizations for Deep Neural Networks)
    SPRINGER INT PUBLISHING AG 2016年 (ISBN: 9783319466811)

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