Simon Mataigne

According to our database, Simon Mataigne authored at least 9 papers between 2024 and 2026.

Collaborative distances:

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

2026

A Jacobi-like algorithm for normal matrices by the skew-symmetric part.

Simon Mataigne, Pierre-Antoine Absil

CoRR, May, 2026

bispectrum: Selective G-Bispectra Made Practical.

Johan Mathe, Adele Myers, Simon Mataigne, Nina Miolane

CoRR, May, 2026

2025

Shortest Geodesic Loops, Sectional Curvature, and Injectivity Radius of the Stiefel Manifold.

Jakob Stoye, Simon Mataigne, Pierre-Antoine Absil, Ralf Zimmermann

CoRR, November, 2025

An Efficient Algorithm for the Riemannian Logarithm on the Stiefel Manifold for a Family of Riemannian Metrics.

Simon Mataigne, Ralf Zimmermann, Nina Miolane

SIAM J. Matrix Anal. Appl., 2025

The Ultimate Upper Bound on the Injectivity Radius of the Stiefel Manifold.

Pierre-Antoine Absil, Simon Mataigne

SIAM J. Matrix Anal. Appl., 2025

On the Approximation of the Riemannian Barycenter.

Simon Mataigne, Pierre-Antoine Absil, Nina Miolane

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

2024

The eigenvalue decomposition of normal matrices by the decomposition of the skew-symmetric part with applications to orthogonal matrices.

Simon Mataigne, Kyle A. Gallivan

CoRR, 2024

Bounds on the geodesic distances on the Stiefel manifold for a family of Riemannian metrics.

Simon Mataigne, Pierre-Antoine Absil, Nina Miolane

CoRR, 2024

The Selective G-Bispectrum and its Inversion: Applications to G-Invariant Networks.

Simon Mataigne, Johan Mathe, Sophia Sanborn, Christopher Hillar, Nina Miolane

Proceedings of the Advances in Neural Information Processing Systems 37: Annual Conference on Neural Information Processing Systems 2024, 2024