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positive definite matrices

8 papers

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Co-occurring keywords

positive definite matrix (12) kernel methods (1097) riemannian manifold (169) riemannian geometry (68) closed form solution (3) symmetric positive definite matrice (11) geodesic convexity (19) redundant manipulator (3) manipulability ellipsoid (1) temporal sequence classification (3)

Papers

SPD-DDPM: Denoising Diffusion Probabilistic Models in the Symmetric Positive Definite Space AAAI 2024
On Fast Leverage Score Sampling and Optimal Learning NIPS 2018
Gradient descent with identity initialization efficiently learns positive definite linear transformations by deep residual networks ICML 2018
Geometry-aware Tracking of Manipulability Ellipsoids RSS 2018
Geometric Mean Metric Learning ICML 2016
Efficient Temporal Sequence Comparison and Classification Using Gram Matrix Embeddings on a Riemannian Manifold CVPR 2016
Geometric optimisation on positive definite matrices for elliptically contoured distributions NIPS 2013
A new metric on the manifold of kernel matrices with application to matrix geometric means NIPS 2012