Komiyama, Junpei

1. Optimal Regret Analysis of Thompson Sampling in Stochastic Multi-armed\n Bandit Problem with Multiple Plays
   2015/06/02 by Junpei Komiyama, Junya Honda, Komiyama, Junpei +3 · 8 citations
   Decision Sciences · Computer Science · #Advanced Bandit Algorithms Research #Machine Learning and Algorithms #Optimization and Search Problems
2. Regret Lower Bound and Optimal Algorithm in Dueling Bandit Problem
   2015/06/08 by Junpei Komiyama, Junya Honda, Komiyama, Junpei +5 · 4 citations
   Computer Science · Decision Sciences · #Advanced Bandit Algorithms Research #Auction Theory and Applications #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Optimization and Search Problems
3. High-dimensional Contextual Bandit Problem without Sparsity
   2023/06/19 by Komiyama, Junpei, Imaizumi, Masaaki · 2 citations
   #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
4. Regret Lower Bound and Optimal Algorithm in Finite Stochastic Partial Monitoring
   2015/09/30 by Junpei Komiyama, Komiyama, Junpei, Junya Honda +3 · 1 citation
   Computer Science · Decision Sciences · #Advanced Bandit Algorithms Research #Data Stream Mining Techniques #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML) #Machine Learning and Algorithms
5. Finite-time Analysis of Globally Nonstationary Multi-Armed Bandits
   2021/07/23 by Komiyama, Junpei, Fouché, Edouard, Honda, Junya · 1 citation
   #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
6. Minimax Optimal Algorithms for Fixed-Budget Best Arm Identification
   2022/06/09 by Komiyama, Junpei, Tsuchiya, Taira, Honda, Junya · 1 citation
   #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)
7. Strategic Choices of Migrants and Smugglers in the Central Mediterranean Sea
   2022/07/10 by Pham, Katherine Hoffmann, Komiyama, Junpei · 1 citation
   #Computers and Society (cs.CY) #FOS: Computer and information sciences #FOS: Economics and business #General Economics (econ.GN)
8. Best-of-∞ -- Asymptotic Performance of Test-Time LLM Ensembling
   2025/09/25 by Junpei Komiyama, Komiyama, Junpei, Daisuke Oba +3 · 1 voice
   Computer Science · Mathematics · #Artificial Intelligence (cs.AI) #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML) #cs.AI #cs.LG #stat.ML
9. A Simple Way to Deal with Cherry-picking
   2018/10/11 by Junpei Komiyama, Komiyama, Junpei, Takanori Maehara +1 · 1 citation
   Decision Sciences · Mathematics · #Advanced Bandit Algorithms Research #Benford’s Law and Fraud Detection #Advanced Causal Inference Techniques
10. Learning Fair Division from Bandit Feedback
    2023/11/15 by Yamada, Hakuei, Komiyama, Junpei, Abe, Kenshi +1 · 1 citation
    #Artificial Intelligence (cs.AI) #FOS: Computer and information sciences #Machine Learning (cs.LG) #Machine Learning (stat.ML)