New preprints available:

• Nonlinear manifold approximation using compositional polynomial networks, with A. Bensalah and J. Soffo. arXiv preprint arXiv:2502.05088 .
• Optimal sampling for least squares approximation with general dictionaries, with P. Trunschke. arXiv preprint arXiv:2407.07814.
• Almost-sure quasi-optimal approximation in reproducing kernel Hilbert spaces, with P. Trunschke. arXiv preprint arXiv:2407.06674.
• Weighted least-squares approximation with determinantal point processes and generalized volume sampling, with B. Michel. arXiv preprint arXiv:2312.14057.
• Optimal sampling for stochastic and natural gradient descent., with R. Gruhlke and P. Trunschke. arXiv preprint arXiv:2402.03113.

For available PhD and Post-Doc positions, please contact me.