Publications

Yiwen Chen, Warren Hare, Amy Wiebe (2024). A general framework for floating point error analysis of simplex derivatives. preprint.

Yiwen Chen, Warren Hare, Amy Wiebe (2024). $Q$-fully quadratic modeling and its application in a random subspace derivative-free method. Computational Optimization and Applications.

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Yiwen Chen, Warren Hare (2023). Adapting the centred simplex gradient to compensate for misaligned sample points. IMA Journal of Numerical Analysis.

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Yiwen Chen, Warren Hare, Gabriel Jarry-Bolduc (2022). Error Analysis of Surrogate Models Constructed through Operations on Sub-models. Mathematics of Operations Research.