1. SCEE, IIT Mandi, Mandi, Himachal Pradesh
2. NBL - Norwegian Biometrics Laboratory, Norwegian University of Science and Technology, Trondheim, Norway
3. da/sec-Biometrics and Internet-Security Research Group, Hochschule Darstadt, Darmstadt, Germany
4. STARS team of Inria, Sophia Antipolis - Méditerranée and Université Côte d’Azur, Nice, France