269 search results - page 44 / 54 » Complexity Theory Made Easy |
STOC
2004
ACM
14 years 8 months ago
2004
ACM
A collaborative filtering system at an e-commerce site or similar service uses data about aggregate user behavior to make recommendations tailored to specific user interests. We d...
STOC
2003
ACM
14 years 8 months ago
2003
ACM
We describe a simple randomized construction for generating pairs of hash functions h1, h2 from a universe U to ranges V = [m] = {0, 1, . . . , m - 1} and W = [m] so that for ever...
MOBIHOC
2004
ACM
14 years 8 months ago
2004
ACM
Greedy geographic routing is attractive in wireless sensor networks due to its efficiency and scalability. However, greedy geographic routing may incur long routing paths or even ...
SOSP
2005
ACM
14 years 5 months ago
2005
ACM
This paper describes a general approach to constructing cooperative services that span multiple administrative domains. In such environments, protocols must tolerate both Byzantin...
SAC
2010
ACM
14 years 3 months ago
2010
ACM
Cluster-based multi-tier systems provide a means for building scalable Internet services. Building adaptive Internet services that are able to apply appropriate system sizing and ...