New Framework for Understanding Cross-Brain Coherence in Functional Near-Infrared Spectroscopy (fNIRS) Hyperscanning StudiesHila Zahava Gvirts Provolovski 1, Mini Sharma 1, Itai Gutman 1, Anat Dahan 2, Yafeng Pan 3, Jacqueline Stotler 4, Teresa Wilcox 4
1The Department of Behavioral Sciences and Psychology, Ariel University, 2Braude College of Engineering, 3Department of Psychology and Behavioral Sciences, Zhejiang University, 4Department of Psychology, Florida Atlantic University
Wavelet transform coherence (WTC) is a common methodology for assessing the coupling between signals that is used in functional near-infrared spectroscopy (fNIRS) hyperscanning studies. A toolbox for assessing the directionality of the signal interaction is presented in this work.