Quantifying EDA synchrony through joint sparse representation: A case-study of couples' interactions. - Theodora Chaspari; Brian R. Baucom; Adela C. Timmons; Andreas Tsiartas; Larissa Borofsky Del Piero; Katherine J. W. Baucom; Panayiotis G. Georgiou; Gayla Margolin; Shrikanth S. Narayanan (ICASSP, 2015)