Publications

Efficient and minimax-optimal in-context nonparametric regression with transformers. Preprint, arXiv:2601.15014
Ching, M., Popescu, I., Smith, N., Ma, T., Underwood, W. G. and Samworth, R. J.

Provable test-time adaptivity and distributional robustness of in-context learning. Preprint, arXiv:2510.23254
Ma, T., Wang, T. and Samworth, R. J. (2025)
(Student Paper Award, ASA Nonparametric Statistics Section at JSM 2026)

Deep learning with missing data. Preprint, arXiv:2504.15388 [code]
Ma, T., Wang, T. and Samworth, R. J. (2025)
(Student Travel Award, ICSDS 2025)

Estimation beyond Missing (Completely) at Random. Preprint, arXiv:2410.10704
Ma, T., Verchand, K. A., Berrett, T. B., Wang, T. and Samworth, R. J. (2024)
(IMS Hannan Graduate Student Travel Award, 2025)

High-probability minimax lower bounds. Statistical Science (to appear)
Ma, T., Verchand, K. A., Samworth, R. J. (2025+)