A variable projection method for block term decomposition of higher-order tensors. - Guillaume Olikier; Pierre-Antoine Absil; Lieven De Lathauwer (ESANN, 2018)

Variable Projection Applied to Block Term Decomposition of Higher-Order Tensors. - Guillaume Olikier; Pierre-Antoine Absil; Lieven De Lathauwer (LVA/ICA, 2018)

An apocalypse-free first-order low-rank optimization algorithm. - Guillaume Olikier; Kyle A. Gallivan; Pierre-Antoine Absil (CoRR, 2022)

On the continuity of the tangent cone to the determinantal variety. - Guillaume Olikier; Pierre-Antoine Absil (CoRR, 2022)

Comparison of an Apocalypse-Free and an Apocalypse-Prone First-Order Low-Rank Optimization Algorithm. - Guillaume Olikier; Kyle A. Gallivan; Pierre-Antoine Absil (CoRR, 2022)

Rank Estimation for Third-Order Tensor Completion in the Tensor-Train Format. - Charlotte Vermeylen; Guillaume Olikier; Pierre-Antoine Absil; Marc Van Barel (EUSIPCO, 2023)

An Approximate Projection onto the Tangent Cone to the Variety of Third-Order Tensors of Bounded Tensor-Train Rank. - Charlotte Vermeylen; Guillaume Olikier; Marc Van Barel (GSI (1), 2023)

First-order optimization on stratified sets. - Guillaume Olikier; Kyle A. Gallivan; Pierre-Antoine Absil (CoRR, 2023)

First-order optimization on stratified sets: theory and algorithms. - Guillaume Olikier (2023)

An Apocalypse-Free First-Order Low-Rank Optimization Algorithm with at Most One Rank Reduction Attempt per Iteration. - Guillaume Olikier; Pierre-Antoine Absil (SIAM J. Matrix Anal. Appl., 2023)

Retractions on closed sets. - Guillaume Olikier (CoRR, 2024)

Computing Bouligand stationary points efficiently in low-rank optimization. - Guillaume Olikier; Pierre-Antoine Absil (CoRR, 2024)

Projected Gradient Descent Accumulates at Bouligand Stationary Points. - Guillaume Olikier; Irène Waldspurger (SIAM J. Optim., 2025)

Gauss-Southwell Type Descent Methods for Low-Rank Matrix Optimization. - Guillaume Olikier; André Uschmajew; Bart Vandereycken (J. Optim. Theory Appl., 2025)