Sakai Yuta 阪井祐太

Researcher Number	70907849
Other IDs	https://orcid.org/0000-0003-0183-6988
Affiliation (Current)	2026: 島根大学, 学術研究院機能強化推進学系, 助教
Affiliation (based on the past Project Information) *help	2023 – 2024: 島根大学, 学術研究院機能強化推進学系, 助教 2021 – 2022: 兵庫県立大学, 工学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 60010:Theory of informatics-related / 1001:Information science, computer engineering, and related fields
Keywords	Principal Investigator 漸近解析 / シャノン理論 / スムースエントロピー / 情報理論 / 最適輸送 / 不等式 / 情報源符号化 / データ圧縮 / 符号化定理 / エントロピー … More / 符号理論 / 情報スペクトル的手法 / スムースレニーエントロピー / エントロピーの工学的意味づけ / 高次漸近論 / タスク符号化問題 / Guessing問題 / 可変長データ圧縮 / カットオフエントロピー Less

Research Projects
(2 results)
Research Products
(4 results)

Information Theoretic Inequalities for Smooth EntropiesPrincipal Investigator
- Principal Investigator
  
  阪井祐太
- Project Period (FY)
  2023 – 2027
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 60010:Theory of informatics-related
- Research Institution
  Shimane University
A Unified Approach to Coding Problems with Conditional Smooth Renyi EntropiesPrincipal Investigator
- Principal Investigator
  
  Sakai Yuta
- Project Period (FY)
  2021 – 2022
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  1001:Information science, computer engineering, and related fields
- Research Institution
  University of Hyogo

All 2024 2022 2021

All Journal Article Presentation

[Journal Article] A Fundamental Limit of Variable-Length Compression with Worst-Case Criteria in Terms of Side Information2024
- Author(s)
  HIGUCHI Sho、SAKAI Yuta
- Journal Title
  
  IEICE Trans. Fundamentals
  
  Volume: E107.A Issue: 3 Pages: 384-392
- DOI
  10.1587/transfun.2023TAP0003
- ISSN
  0916-8508, 1745-1337
- Year and Date
  2024-03-01
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K16839
[Journal Article] On Smooth R?nyi Entropies: A Novel Information Measure, One-Shot Coding Theorems, and Asymptotic Expansions2022
- Author(s)
  Sakai Yuta、Tan Vincent Y. F.
- Journal Title
  
  IEEE Transactions on Information Theory
  
  Volume: 68 Issue: 3 Pages: 1496-1531
- DOI
  10.1109/tit.2021.3132670
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K21291
[Journal Article] Third-Order Asymptotics of Variable-Length Compression Allowing Errors2021
- Author(s)
  Sakai Yuta、Yavas Recep Can、Tan Vincent Y. F.
- Journal Title
  
  IEEE Transactions on Information Theory
  
  Volume: 67 Issue: 12 Pages: 7708-7722
- DOI
  10.1109/tit.2021.3117591
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K21291
[Presentation] A Fundamental Limit of Variable-Length Compression with Worst-Case Criteria in Terms of Side Information2022
- Author(s)
  Sho Higuchi and Yuta Sakai
- Organizer
  第45回情報理論とその応用シンポジウム
- Data Source
  KAKENHI-PROJECT-21K21291