534 search results - page 88 / 107 » Tight approximation algorithm for connectivity augmentation ... |
SODA
2012
ACM
11 years 10 months ago
2012
ACM
In this paper we prove lower bounds on randomized multiparty communication complexity, both in the blackboard model (where each message is written on a blackboard for all players ...
ICDCS
2007
IEEE
14 years 1 months ago
2007
IEEE
Peer to peer (P2P) systems are moving from application specific architectures to a generic service oriented design philosophy. This raises interesting problems in connection with...
JCO
2010
13 years 6 months ago
2010
Abstract Polynomial-time data reduction is a classical approach to hard graph problems. Typically, particular small subgraphs are replaced by smaller gadgets. We generalize this ap...
MOBIHOC
2006
ACM
14 years 7 months ago
2006
ACM
Localization is an important and extensively studied problem in ad-hoc wireless sensor networks. Given the connectivity graph of the sensor nodes, along with additional local info...
FOCS
2008
IEEE
14 years 2 months ago
2008
IEEE
The central problem in computational mechanism design is the tension between incentive compatibility and computational ef ciency. We establish the rst significant approximability ...