Abstract. Collaborative search engines (CSE) let users pool their resources and share their experiences when seeking information on the web. However, when shared, search terms and ...
The central problem in computational mechanism design is the tension between incentive compatibility and computational ef ciency. We establish the rst significant approximability ...
Christos H. Papadimitriou, Michael Schapira, Yaron...
Abstract—Distributed spectrum sensing (DSS) enables a Cognitive Radio (CR) network to reliably detect licensed users and avoid causing interference to licensed communications. Th...
High contention of flows is associated with unstable network behavior and unmanageable resource administration, i.e., convergence to equilibrium becomes a difficult task. In this ...
We have developed techniques called Mobile Group Dynamics (MGDs), which help groups of people to work together while they travel around large-scale virtual environments. MGDs expl...