Using Biosignals for Objective Measurement of Presence in Virtual Reality Environments. - Mohamed Athif; B. Lahiru Kavinda Rathnayake; S. M. Dickmendra Bandara S. Nagahapitiya; S. A. D. Asanka Kosala Samarasinghe; Pawan Supul Samaratunga; Roshan Lalintha Peiris; Anjula C. De Silva (EMBC, 2020)