Wenqi Zhu
Status
Postgraduate Student
Research groups
Address
Mathematical Institute
University of Oxford
Andrew Wiles Building
Radcliffe Observatory Quarter
Woodstock Road
Oxford
OX2 6GG
University of Oxford
Andrew Wiles Building
Radcliffe Observatory Quarter
Woodstock Road
Oxford
OX2 6GG
Major / recent publications
- Wenqi Zhu, Coralia Cartis. Cubic-quartic regularization models for solving polynomial subproblems in third-order tensor methods; Mathematical Programming (2025).
- Wenqi Zhu, Coralia Cartis. Global Convergence of High-Order Regularization Methods with Sums-of-Squares Taylor Models ; arXiv:2404.03035 (2024).
- Coralia Cartis, Raphael Hauser, Yang Liu, Karl Welzel, Wenqi Zhu. Efficient Implementation of Third-order Tensor Methods with Adaptive Regularization for Unconstrained Optimization; arxiv:2501.00404 (2024)
- Wenqi Zhu, Coralia Cartis. Second-order methods for quartically-regularised cubic polynomials, with applications to high-order tensor methods; arXiv:2308.15336 (2023).
- Congzheng Liu, Wenqi Zhu. Newsvendor conditional value-at-risk minimisation: A feature-based approach under adaptive data selection; European Journal of Operational Research (2023).
- Wenqi Zhu, Coralia Cartis. Quartic polynomial sub-problem solutions in tensor methods for nonconvex optimization; NeurIPS Spotlight Paper and Presentation for HOO Workshop (2022).
- Wenqi Zhu, Yuji Nakatsukasa. Convergence and near-optimal sampling for multivariate function approximations in irregular domains via Vandermonde with Arnoldi; In revision with IMAJNA (2022).
Teaching
- Class Tutor in Continuous Optimization | 2023-24
- Class Tutor for Part C Revision Class | 2023
- Class Tutor for Numerical Linear Algebra | 2023
Teaching Assistant for NLA and CO | 2021-22
Prizes, awards, and scholarships
- Chinese Academy of Sciences Doctoral Student Forum with Travel Grant | 2024
- Jane Street Graduate Fellowship Research Workshop* with Travel Grant | 2024
- NeurIPS Workshop Spotlight Talk | 2022
- Full DPhil Studentship (INNOHK and CIMDA) | 2021-2025
- DTP Studentship* ( UKRI-BBSRC) | 2021-2025
- Industrial CASE Studentship* | 2021-2025
- M.Sc. Prize for Excellence for Ranked top 1 in the cohort – Awarded by MMSC examining committee, Oxford | 2021
- Catherine Hughes Fund Research Internship Award (Oxford) | 2021
- Archibald Jackson Prize – Awarded by Somerville, Oxford | 2021
- St. Hugh’s College Scholarship – Awarded by St. Hugh’s, Oxford | 2011-2014
*The grant or studentship was voluntarily declined in favour of another offer.
Research interests
- Higher Order Optimization
- Tensor Method / Tensor Approximation
- Sum of Squares Techniques
- Computational Complexity Analysis
- Regularization Techniques
- Tractable Polynomial Optimization
Further details