supFunSim: Spatial Filtering Toolbox for EEG

Krzysztof Rykaczewski, Jan Nikadon, Włodzisław Duch, Tomasz Piotrowski

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

Brain activity pattern recognition from EEG or MEG signal analysis is one of the most important method in cognitive neuroscience. The supFunSim library is a new Matlab toolbox which generates accurate EEG forward model and implements a collection of spatial filters for EEG source reconstruction, including the linearly constrained minimum-variance (LCMV), eigenspace LCMV, nulling (NL), and minimum-variance pseudo-unbiased reduced-rank (MV-PURE) filters in various versions. It also enables source-level directed connectivity analysis using partial directed coherence (PDC) measure. The supFunSim library is based on the well-known FieldTrip toolbox for EEG and MEG analysis and is written using object-oriented programming paradigm. The resulting modularity of the toolbox enables its simple extensibility. This paper gives a complete overview of the toolbox from both developer and end-user perspectives, including description of the installation process and use cases.

Original languageEnglish
Pages (from-to)107-125
Number of pages19
JournalNeuroinformatics
Volume19
Issue number1
DOIs
StatePublished - Jan 2021
Externally publishedYes

Funding

This work was supported by a grant from the Polish National Science Centre (UMO-2016/20/W/NZ4/00354). The authors are grateful to anonymous reviewers for their constructive comments which surely promoted the usability of the supFunSim toolbox and the readability of the revised manuscript.

Keywords

  • Localization
  • Matlab
  • Object-oriented
  • Reconstruction
  • Toolbox

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