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$Q$-fully quadratic modeling and its application in a random subspace derivative-free method

Yiwen Chen, Warren Hare, Amy Wiebe

Adapting the centred simplex gradient to compensate for misaligned sample points

Yiwen Chen, Warren Hare

Error Analysis of Surrogate Models Constructed through Operations on Sub-models

Yiwen Chen, Warren Hare, Gabriel Jarry-Bolduc