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COLCOM
2008
IEEE
14 years 2 months ago
Collaborative Search and User Privacy: How Can They Be Reconciled?
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 ...
Thorben Burghardt, Erik Buchmann, Klemens Böh...
FOCS
2008
IEEE
14 years 2 months ago
On the Hardness of Being Truthful
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...
INFOCOM
2008
IEEE
14 years 2 months ago
Robust Distributed Spectrum Sensing in Cognitive Radio Networks
Abstract—Distributed spectrum sensing (DSS) enables a Cognitive Radio (CR) network to reliably detect licensed users and avoid causing interference to licensed communications. Th...
Ruiliang Chen, Jung Min Park, Kaigui Bian
ITNG
2008
IEEE
14 years 2 months ago
On the Properties of System-Wide Responsive Behavior
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 ...
Ageliki Tsioliaridou, Vassilis Tsaoussidis
VR
2008
IEEE
113views Virtual Reality» more  VR 2008»
14 years 2 months ago
Mobile Group Dynamics in Large-Scale Collaborative Virtual Environments
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...
Trevor J. Dodds, Roy A. Ruddle