"symmetric positive definite matrices" Papers

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GeoDynamics: A Geometric State‑Space Neural Network for Understanding Brain Dynamics on Riemannian Manifolds

Tingting Dan, Jiaqi Ding, Guorong Wu

NeurIPS 2025oralarXiv:2601.13570
2
citations

Random matrix theory improved Fréchet mean of symmetric positive definite matrices

Florent Bouchard, Ammar Mian, Malik TIOMOKO et al.

ICML 2024poster

SPD-DDPM: Denoising Diffusion Probabilistic Models in the Symmetric Positive Definite Space

Yunchen Li, Zhou Yu, Gaoqi He et al.

AAAI 2024paperarXiv:2312.08200
13
citations