CLIC: A Framework for Distributed, On-Demand, Human-Machine Cognitive Systems. - N. Mavridis; Stasinos Konstantopoulos; Ioannis A. Vetsikas; Ilona Heldal; Pythagoras Karampiperis; G. Mathiason; Serge Thill; Kostas Stathis; Vangelis Karkaletsis (CoRR, 2013)