Guillaume Olikier

According to our database, Guillaume Olikier authored at least 15 papers between 2018 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Gauss-Southwell Type Descent Methods for Low-Rank Matrix Optimization.

Guillaume Olikier, André Uschmajew, Bart Vandereycken

J. Optim. Theory Appl., July, 2025

Projected Gradient Descent Accumulates at Bouligand Stationary Points.

Guillaume Olikier, Irène Waldspurger

SIAM J. Optim., 2025

Eigengap Sparsity for Covariance Parsimony.

Tom Szwagier, Guillaume Olikier, Xavier Pennec

Proceedings of the Geometric Science of Information - 7th International Conference, 2025

2024

Computing Bouligand stationary points efficiently in low-rank optimization.

Guillaume Olikier, Pierre-Antoine Absil

CoRR, 2024

Retractions on closed sets.

Guillaume Olikier

CoRR, 2024

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., September, 2023

First-order optimization on stratified sets: theory and algorithms.

Guillaume Olikier

PhD thesis, 2023

First-order optimization on stratified sets.

Guillaume Olikier, Kyle A. Gallivan, Pierre-Antoine Absil

CoRR, 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

Proceedings of the Geometric Science of Information - 6th International Conference, 2023

Rank Estimation for Third-Order Tensor Completion in the Tensor-Train Format.

Charlotte Vermeylen, Guillaume Olikier, Pierre-Antoine Absil, Marc Van Barel

Proceedings of the 31st European Signal Processing Conference, 2023

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

On the continuity of the tangent cone to the determinantal variety.

Guillaume Olikier, Pierre-Antoine Absil

CoRR, 2022

An apocalypse-free first-order low-rank optimization algorithm.

Guillaume Olikier, Kyle A. Gallivan, Pierre-Antoine Absil

CoRR, 2022

2018

Variable Projection Applied to Block Term Decomposition of Higher-Order Tensors.

Guillaume Olikier, Pierre-Antoine Absil, Lieven De Lathauwer

Proceedings of the Latent Variable Analysis and Signal Separation, 2018

A variable projection method for block term decomposition of higher-order tensors.

Guillaume Olikier, Pierre-Antoine Absil, Lieven De Lathauwer

Proceedings of the 26th European Symposium on Artificial Neural Networks, 2018