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symmetric-positive-definite

Here are 7 public repositories matching this topic...

hiroyuki-kasai / ClassifierToolbox

A MATLAB toolbox for classifier: Version 1.0.7

linear-regression pca classification src face-recognition support-vector-machines manifold sparse-coding dictionary-learning matlab-toolbox principal-component-analysis covariance-matrix eigenfaces linear-discriminant-analysis subspace spd classification-algorithims manifold-optimization symmetric-positive-definite

Updated Jan 5, 2023
MATLAB

basiralab / RegGNN

Regression Graph Neural Network (regGNN) for cognitive score prediction.

regression brain-connectivity symmetric-positive-definite network-neuroscience riemannian-manifold graph-neural-networks gnn sample-selection cognitive-score matrix-parallel-transport geodesic-transport

Updated Apr 19, 2023
Python

adavoudi / spdnet

Implementation of Deep SPDNet in pytorch

deep-learning pytorch dimensionality-reduction symmetric-positive-definite riemannian-geometry riemannian-manifold riemannian-optimization

Updated Sep 23, 2023
Python

spdlearn / spd_learn

SPDlearn: A Geometric Deep Learning Python Library for Neural Decoding Through Trivialization

python machine-learning deep-learning pytorch eeg neuroimaging bci manifold-learning brain-computer-interface spd covariance-matrices symmetric-positive-definite geometric-deep-learning riemannian-geometry tangent-space spdnet

Updated Sep 27, 2026
Python

favour-nerrise / xGW-GAT

An Explainable Geometric-Weighted Graph Attention Network (xGW-GAT) for Identifying Functional Networks Associated with Gait Impairment

pytorch classification brain-imaging connectome parkinsons-disease symmetric-positive-definite graph-attention-networks brain-networks graph-neural-networks gat pytorch-geometric ai4health rsfmri gait-impairment

Updated Dec 5, 2024
Python

LouisJalouzot / MLEM

Python implementation of Metric Learning Encoding Models

metric-learning distributed-representations feature-importance symmetric-positive-definite representational-similarity

Updated Apr 7, 2026
Python

rafaels2 / MultiscaleInterpolation

Multiscale analysis of manifold valued functions

visualization math approximation manifold multiscale-analysis approximation-algorithms symmetric-positive-definite

Updated Jul 6, 2023
Jupyter Notebook

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