8699 search results - page 1676 / 1740 » Elements of the Theory of Computation |
MOBICOM
2009
ACM
15 years 5 months ago
2009
ACM
In this paper we investigate the connectivity for large-scale clustered wireless sensor and ad hoc networks. We study the effect of mobility on the critical transmission range fo...
104
click to vote
MOBICOM
2009
ACM
15 years 5 months ago
2009
ACM
In the literature, asymptotic studies of multi-hop wireless network capacity often consider only centralized and deterministic TDMA (time-division multi-access) coordination schem...
127
click to vote
MOBICOM
2009
ACM
15 years 5 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...
RECSYS
2009
ACM
15 years 5 months ago
2009
ACM
We present an incentive-based architecture for providing recommendations in a social network. We maintain a distinct reputation system for each individual and we rely on users to ...
SIGECOM
2009
ACM
15 years 5 months ago
2009
ACM
Restricting the preferences of the agents by assuming that their utility functions linearly depend on a payment allows for the positive results of the Vickrey auction and the Vick...