Examples#

Illustration of the main functions.

Tutorials#

Frites’ tutorials

Estimate the Dynamic Functional Connectivity

Estimate the Dynamic Functional Connectivity

Statistical analysis of a stimulus-specific network

Statistical analysis of a stimulus-specific network

Multi-subjects dataset#

Build an electrophysiological dataset, with different input types and apply some basing operations to it?

Define an electrophysiological dataset using MNE-Python structures

Define an electrophysiological dataset using MNE-Python structures

Build an electrophysiological dataset

Build an electrophysiological dataset

Define an electrophysiological dataset using Xarray

Define an electrophysiological dataset using Xarray

Group-level statistics on measures of information#

This set of examples illustrate how to perform group-level statistics on measures of information (i.e. measures from the information-theory, machine-learning or measures of distances).

MI between two continuous variables conditioned by a discret one

MI between two continuous variables conditioned by a discret one

MI between a continuous and a discret variables

MI between a continuous and a discret variables

MI between two continuous variables

MI between two continuous variables

Compute MI across time and frequencies

Compute MI across time and frequencies

Investigate relation of order

Investigate relation of order

Compute a conjunction analysis on mutual-information

Compute a conjunction analysis on mutual-information

Mutual-information at the contact level

Mutual-information at the contact level

Information-based estimators#

Set of examples illustrating how to use Frites’ information-based estimators.

Trial-resampling: correcting for unbalanced designs

Trial-resampling: correcting for unbalanced designs

Defining a custom estimator

Defining a custom estimator

Estimator comparison

Estimator comparison

Connectivity and Information Transfer#

Compute the connectivity using mutual-information such as information transfer.

FIT: Feature specific information transfer

FIT: Feature specific information transfer

PID: Decomposing the information carried by pairs of brain regions

PID: Decomposing the information carried by pairs of brain regions

Estimate dynamic functional connectivity

Estimate dynamic functional connectivity

Estimate interaction information

Estimate interaction information

Estimate comodulations between brain areas

Estimate comodulations between brain areas

Lag estimation between delayed times-series using the cross-correlation

Lag estimation between delayed times-series using the cross-correlation

Estimate the covariance-based Granger Causality

Estimate the covariance-based Granger Causality

Autoregressive model#

Examples using autoregressive models

AR : pairwise illustration

AR : pairwise illustration

AR : simulate common driving input

AR : simulate common driving input

AR : conditional covariance based Granger Causality

AR : conditional covariance based Granger Causality

Utility#

Illustration of utility functions.

Define temporal windows

Define temporal windows

Statistics#

Compararison of the different statistical approaches.

Compare within-subjects statistics when computing mutual information

Compare within-subjects statistics when computing mutual information

Compare between-subjects statistics when computing mutual information

Compare between-subjects statistics when computing mutual information

Estimate the empirical confidence interval

Estimate the empirical confidence interval

Simulations#

Generate simulated data

Generate random electrophysiological data

Generate random electrophysiological data

Generate spatio-temporal ground-truths

Generate spatio-temporal ground-truths

Performance#

Set of examples illustrating the performance gains in terms of computing time.

Comparison between tensor and vector based computations

Comparison between tensor and vector based computations

Xarray#

As Frites relies entirely on Xarray format, this set of examples illustrates how to work with Xarray.

Xarray : Saving the results

Xarray : Saving the results

Xarray : Quick tour

Xarray : Quick tour

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