publications

2025

1. TMLR

   Combinatorial Multi-armed Bandits: Arm Selection via Group Testing

   Arpan Mukherjee, Shashanka Ubaru, Keerthiram Murugesan, Karthikeyan Shanmugam, and Ali Tajer

   Transactions on Machine Learning Research (accepted for publication), 2025

   Bib PDF

   @article{mukherjee2024combinatorialmultiarmedbanditsarm,
     title = {Combinatorial Multi-armed Bandits: Arm Selection via Group Testing},
     author = {Mukherjee, Arpan and Ubaru, Shashanka and Murugesan, Keerthiram and Shanmugam, Karthikeyan and Tajer, Ali},
     journal = {Transactions on Machine Learning Research (accepted for publication)},
     year = {2025},
   }

2. arXiv

   Preference-centric Bandits: Optimality of Mixtures and Regret-efficient Algorithms

   Meltem Tatlı, Arpan Mukherjee, Prashanth L. A., Karthikeyan Shanmugam, and Ali Tajer

   arXiv:2504.20877, 2025

   Bib PDF

   @article{tatlı2025preferencecentricbanditsoptimalitymixtures,
     title = {Preference-centric Bandits: Optimality of Mixtures and Regret-efficient Algorithms},
     author = {Tatlı, Meltem and Mukherjee, Arpan and A., Prashanth L. and Shanmugam, Karthikeyan and Tajer, Ali},
     journal = {arXiv:2504.20877},
     year = {2025},
   }

3. AISTATS

   Risk-sensitive Bandits: Arm Mixture Optimality and Regret-efficient Algorithms

   Meltem Tatlı⁎, Arpan Mukherjee⁎, Prashanth L. A., Karthikeyan Shanmugam, and Ali Tajer

   arXiv:2503.08896, 2025

   Bib PDF

   @article{tatlı2025risksensitivebanditsarmmixture,
     title = {Risk-sensitive Bandits: Arm Mixture Optimality and Regret-efficient Algorithms},
     author = {Tatlı⁎, Meltem and Mukherjee⁎, Arpan and A., Prashanth L. and Shanmugam, Karthikeyan and Tajer, Ali},
     journal = {arXiv:2503.08896},
     year = {2025},
   }

2024

1. T-IT

   Best Arm Identification in Stochastic Bandits: Beyond β-optimality

   Arpan Mukherjee, and Ali Tajer

   Transactions in Information Theory (accepted for publication), 2024

   Bib PDF

   @article{mukherjee2023best,
     title = {Best Arm Identification in Stochastic Bandits: Beyond $\beta-$optimality},
     author = {Mukherjee, Arpan and Tajer, Ali},
     journal = {Transactions in Information Theory (accepted for publication)},
     year = {2024},
   }

2. JSAIT

   Robust Causal Bandits for Linear Models

   Zirui Yan, Arpan Mukherjee, Burak Varıcı, and Ali Tajer

   IEEE Journal on Selected Areas in Information Theory, 2024

   Bib PDF

   @article{yan2023robust,
     title = {Robust Causal Bandits for Linear Models},
     author = {Yan, Zirui and Mukherjee, Arpan and Var{\i}c{\i}, Burak and Tajer, Ali},
     journal = {IEEE Journal on Selected Areas in Information Theory},
     year = {2024},
   }

2023

1. JSAIT

   SPRT-Based Efficient Best Arm Identification in Stochastic Bandits

   Arpan Mukherjee, and Ali Tajer

   IEEE Journal on Selected Areas in Information Theory, 2023

   Bib PDF

   @article{mukherjee2023SPRT,
     author = {Mukherjee, Arpan and Tajer, Ali},
     journal = {IEEE Journal on Selected Areas in Information Theory},
     title = {SPRT-Based Efficient Best Arm Identification in Stochastic Bandits},
     year = {2023},
     volume = {4},
     number = {},
     pages = {128 -- 143},
     url = {https://ieeexplore.ieee.org/abstract/document/10160206},
     doi = {10.1109/JSAIT.2023.3288988},
   }

2022

1. ISIT

   SPRT-based Best Arm Identification in Stochastic Bandits

   Arpan Mukherjee, and Ali Tajer

   In Proc. IEEE International Symposium on Information Theory, Jun 2022

   Bib

   @inproceedings{mukherjee2022SPRT,
     author = {Mukherjee, Arpan and Tajer, Ali},
     booktitle = {Proc. IEEE International Symposium on Information Theory},
     title = {SPRT-based Best Arm Identification in Stochastic Bandits},
     year = {2022},
     month = jun,
     address = {Espoo,Finland},
   }

2. TSP

   Active Sampling of Multiple Sources for Sequential Estimation

   Arpan Mukherjee, Ali Tajer, Pin-Yu Chen, and Payel Das

   IEEE Transactions on Signal Processing, Jun 2022

   Bib PDF

   @article{mukherjeeTSP2022,
     author = {Mukherjee, Arpan and Tajer, Ali and Chen, Pin-Yu and Das, Payel},
     journal = {IEEE Transactions on Signal Processing},
     title = {Active Sampling of Multiple Sources for Sequential Estimation},
     year = {2022},
     volume = {70},
     number = {},
     pages = {4571-4585},
     doi = {10.1109/TSP.2022.3187655},
   }

2021

1. NeurIPS

   Mean-based Best Arm Identification in Stochastic Bandits under Reward Contamination

   Arpan Mukherjee, Ali Tajer, Pin-Yu Chen, and Payel Das

   In Proc. Advances in Neural Information Processing Systems, Dec 2021

   Bib PDF

   @inproceedings{mukherjee2021mean,
     title = {Mean-based Best Arm Identification in Stochastic Bandits under Reward Contamination},
     author = {Mukherjee, Arpan and Tajer, Ali and Chen, Pin-Yu and Das, Payel},
     booktitle = {Proc. Advances in Neural Information Processing Systems},
     year = {2021},
     month = dec,
   }

2. ISIT

   Active Binary Classification of Random Fields

   Arpan Mukherjee, Ali Tajer, Pin-Yu Chen, and Payel Das

   In Proc. IEEE International Symposium on Information Theory, Jul 2021

   Bib

   @inproceedings{mukherjee2021ISIT,
     author = {Mukherjee, Arpan and Tajer, Ali and Chen, Pin-Yu and Das, Payel},
     booktitle = {Proc. IEEE International Symposium on Information Theory},
     title = {Active Binary Classification of Random Fields},
     year = {2021},
     month = jul,
     address = {Melbourne, Australia},
   }