Examples Gallery

Covariance estimation

Examples for covariance matrix estimation.

Robust covariance estimation

Robust covariance estimation

Compare covariance and kernel estimators

Compare covariance and kernel estimators

Simulated data

Examples using datasets sampled from known probability distributions.

Sample from the Riemannian Gaussian distribution in the SPD manifold

Sample from the Riemannian Gaussian distribution in the SPD manifold

Classification accuracy vs class distinctiveness vs class separability

Classification accuracy vs class distinctiveness vs class separability

Mean and median comparison

Mean and median comparison

Mean of SPD matrices with NaN values

Mean of SPD matrices with NaN values

Clustering algorithm comparison

Clustering algorithm comparison

Metric comparison

Metric comparison

Classifier comparison

Classifier comparison

Classification of motor imagery

Using Riemannian geometry for classifying motor imagery.

Motor imagery classification

Motor imagery classification

Ensemble learning on functional connectivity

Ensemble learning on functional connectivity

Frequency band selection on the manifold for motor imagery classification

Frequency band selection on the manifold for motor imagery classification

Augmented Covariance Matrix

Augmented Covariance Matrix

Classification of ERP

Using Riemannian geometry for classifying event-related potentials (ERP).

Comparison of embeddings of covariance matrices

Comparison of embeddings of covariance matrices

Display ERP

Display ERP

ERP EEG decoding in Tangent space.

ERP EEG decoding in Tangent space.

Multiclass MEG ERP Decoding

Multiclass MEG ERP Decoding

Classification of SSVEP

Using Riemannian geometry for classifying steady-state visually evoked potentials (SSVEP).

Offline SSVEP-based BCI Multiclass Prediction

Offline SSVEP-based BCI Multiclass Prediction

Visualization of SSVEP-based BCI Classification in Tangent Space

Visualization of SSVEP-based BCI Classification in Tangent Space

Artifact management

Using Riemannian geometry to detect, reject or correct artifacts.

Artifact Correction by AJDC-based Blind Source Separation

Artifact Correction by AJDC-based Blind Source Separation

Online Artifact Detection with Riemannian Potato

Online Artifact Detection with Riemannian Potato

Online Artifact Detection with Riemannian Potato Field

Online Artifact Detection with Riemannian Potato Field

Classification of fNIRS

Using Riemannian geometry for classifying functional near-infrared spectroscopy (fNIRS) signals.

Classify fNIRS data with block diagonal matrices for HbO and HbR

Classify fNIRS data with block diagonal matrices for HbO and HbR

Segmentation of radar images

Using Riemannian geometry for segmentation of radar images.

Segmentation of hyperspectral image with Riemannian geometry

Segmentation of hyperspectral image with Riemannian geometry

Segmentation of SAR image with Riemannian geometry

Segmentation of SAR image with Riemannian geometry

Interpretability of language models

Using Riemannian geometry to interpret and understand language models.

Riemannian Curvature of Sentence Trajectories

Riemannian Curvature of Sentence Trajectories

Transfer learning

Using Riemannian geometry for transfer learning and domain adaptation.

Data transformations in the Riemannian Procrustes Analysis

Data transformations in the Riemannian Procrustes Analysis

Motor imagery classification by transfer learning

Motor imagery classification by transfer learning

Comparison of pipelines for transfer learning

Comparison of pipelines for transfer learning

Permutation test

Permutation test with pyRiemann.

One-way Manova with time

One-way Manova with time

One-way Manova with frequency

One-way Manova with frequency

One-way Manova

One-way Manova

Manova for ERP data

Manova for ERP data