Research

Preprints 

• On the estimation of Gaussian moment tensors.

with Jiaheng Chen and Daniel Sanz-Alonso

arXiv

• Functional Multi-Reference Alignment via Deconvolution.

with Anna Little, Daniel Sanz-Alonso and Mikhail Sweeney

arXiv | Code

• Sharp concentration of simple random tensors.

with Jiaheng Chen and Daniel Sanz-Alonso

arXiv

• Optimal estimation of structured covariance operators.

with Jiaheng Chen, Daniel Sanz-Alonso and Nathan Waniorek
arXiv

Publications

• Covariance operator estimation via adaptive thresholding.
  with Daniel Sanz-Alonso

Stochastic Processes and their Applications, 104705, (2025)
DOI | arXiv

• A First Course in Monte Carlo Methods.
  with Daniel Sanz-Alonso

Under contract with Cambridge University Press, (2025+)
arXiv

• Covariance operator estimation: sparsity, lengthscale, and ensemble Kalman filters.
  with Jiaheng Chen, Daniel Sanz-Alonso and Nathan Waniorek

Bernoulli, 31(3), 2377-2402, (2025)
DOI | arXiv

• Ensemble Kalman Filters with Resampling.
  with Jiajun Bao and Daniel Sanz-Alonso
  SIAM/ASA Journal on Uncertainty Quantification, 12(2) 411-441, (2024)
  DOI | arXiv | Code

• Non-asymptotic analysis of ensemble Kalman updates: effective dimension and localization.
  with Daniel Sanz-Alonso
  Information and Inference: A Journal of the IMA, 13(1), 1-66, (2024)
  DOI | arXiv

• Exposed soil and mineral map of the Australian continent revealing the land at its barest.
  with Dale Roberts and John Wilford
  Nature Communications 10(1), 5297, (2019)
  DOI

• Disentangled behavioural representations.
  with Amir Dezfouli, Hassan Ashtiani, Richard Nock, Peter Dayan and Cheng Soon Ong
  Neural Information Processing Systems (Neurips), (2019)
  DOI | Code

• Limits of use of social media for monitoring biosecurity events.
  with Marijke Welvaert, Mark Cameron and Peter Caley
  PloS one 12(2), e0172457, (2017)
  DOI