Error bounds for overdetermined and underdetermined generalized centred simplex gradients. - Warren L. Hare; Gabriel Jarry-Bolduc; Chayne Planiden (CoRR, 2020)

A deterministic algorithm to compute the cosine measure of a finite positive spanning set. - Warren L. Hare; Gabriel Jarry-Bolduc (Optim. Lett., 2020)

Uniform simplex of an arbitrary orientation. - Gabriel Jarry-Bolduc; Patrick Nadeau; Shambhavi Singh (Optim. Lett., 2020)

Calculus Identities for Generalized Simplex Gradients: Rules and Applications. - Warren L. Hare; Gabriel Jarry-Bolduc (SIAM J. Optim., 2020)

Limiting behaviour of the generalized simplex gradient as the number of points tends to infinity on a fixed shape in R^n. - Warren L. Hare; Gabriel Jarry-Bolduc; Chayne Planiden (CoRR, 2021)

Error Analysis of Surrogate Models Constructed through Operations on Sub-models. - Yiwen Chen; Gabriel Jarry-Bolduc; Warren L. Hare (CoRR, 2021)

Limiting behavior of derivative approximation techniques as the number of points tends to infinity on a fixed interval in R. - Phillip Braun; Warren L. Hare; Gabriel Jarry-Bolduc (J. Comput. Appl. Math., 2021)

Approximating the diagonal of a Hessian: which sample set of points should be used. - Gabriel Jarry-Bolduc (Numer. Algorithms, 2022)

A matrix algebra approach to approximate Hessians. - Warren L. Hare; Gabriel Jarry-Bolduc; Chayne Planiden (CoRR, 2023)

Using orthogonally structured positive bases for constructing positive k-spanning sets with cosine measure guarantees. - Warren L. Hare; Gabriel Jarry-Bolduc; Sébastien Kerleau; Clément W. Royer (CoRR, 2023)

Using generalized simplex methods to approximate derivatives. - Gabriel Jarry-Bolduc; Chayne Planiden (CoRR, 2023)

About the Performance of a Calculus-Based Approach to Building Model Functions in a Derivative-Free Trust-Region Algorithm. - Warren L. Hare; Gabriel Jarry-Bolduc (Algorithms, 2023)

Nicely structured positive bases with maximal cosine measure. - Warren L. Hare; Gabriel Jarry-Bolduc; Chayne Planiden (Optim. Lett., 2023)

Error Analysis of Surrogate Models Constructed Through Operations on Submodels. - Yiwen Chen; Warren L. Hare; Gabriel Jarry-Bolduc (Math. Oper. Res., 2024)