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J-GLOBAL ID:202201005632065038   Update date: Feb. 05, 2025

Shimizu Nobutaka

シミズ ノブタカ | Shimizu Nobutaka
Clips
Affiliation and department:
Job title: Assistant Professor
Homepage URL  (1): https://sites.google.com/view/nobutaka-shimizu/home
Research theme for competitive and other funds  (4):
  • 2024 - 2030 メタ計算量に基づく平均時NP完全性理論の開拓
  • 2023 - 2028 Complexity Lower Bounds from Expansion
  • 2021 - 2023 Community Detection Algorithm from Voting Process
  • 2018 - 2022 Computational Complexity of Minimum Description Size Problems
Papers (12):
  • Shuichi Hirahara, Nobutaka Shimizu. Planted Clique Conjectures Are Equivalent. Proceedings of the 56th Annual ACM Symposium on Theory of Computing (STOC). 2024. 358-366
  • Nobutaka Shimizu, Takeharu Shiraga. Quasi-majority functional voting on expander graphs. Random Structures & Algorithms. 2024. 65. 4. 613-643
  • Nobutaka Shimizu, Takeharu Shiraga. Reversible random walks on dynamic graphs. Random Structures & Algorithms. 2023. 63. 4. 1100-1136
  • Shuichi Hirahara, Nobutaka Shimizu. Hardness Self-Amplification: Simplified, Optimized, and Unified. Proceedings of the 55th Annual ACM Symposium on Theory of Computing (STOC). 2023
  • Shuichi Hirahara, Nobutaka Shimizu. Hardness Self-Amplification from Feasible Hard-Core Sets. Proceedings of the Symposium on Foundations of Computer Science (FOCS 2022). 2022
more...
Lectures and oral presentations  (13):
  • Planted Clique Conjectures Are Equivalent
    (Complexity Network 2024)
  • Hardness Amplification for Planted Clique Problem
    (Conceptual Challenges in AI: from ML to Average-Case Computation and Cryptography 2024)
  • Consensus Dynamics via Martingale Concentration
    (2024)
  • Expansion and Local Testability
    (2023)
  • Locally Testable Codes from Left-Right Cayley Cubical Complex
    (2023)
more...
Awards (2):
  • 2024/02 - LA/EATCS Japan Chapter LA/EATCS-Japan Presentation Award
  • 2023/01 - LA/EATCS Japan Chapter LA/EATCS-Japan Presentation Award Hardness Self-Amplification
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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