2 papers
stat.ML2026
Escaping the Capacity Ceiling: Routing on the Stiefel Manifold for Bilinear SPD Layers
Isabella Costa Maia, Isabella C. Maia, Pedro L. C. Rodrigues +2
Deep networks on the symmetric positive-definite (SPD) manifold promise expressive representations by encoding data geometry as an inductive bias, but stacking BiMap layers with th…
math.ST2025
Curvature-based rejection sampling
Isabella Costa Maia, Marco Congedo, Pedro L. C. Rodrigues +1
The present work introduces curvature-based rejection sampling (CURS). This is a method for sampling from a general class of probability densities defined on Riemannian manifolds.…