651 search results - page 74 / 131 » Algebraic Query Optimization for Distributed Top-k Queries |
TREC
2004
13 years 10 months ago
2004
This paper provides an overview of experiments carried out at the TREC 2004 Terabyte Track using the Indri search engine. Indri is an efficient, effective distributed search engin...
UAI
2004
13 years 10 months ago
2004
Previous work on sensitivity analysis in Bayesian networks has focused on single parameters, where the goal is to understand the sensitivity of queries to single parameter changes...
GIS
2010
ACM
13 years 7 months ago
2010
ACM
This paper proposes an efficient, decentralized algorithm for determining the topological relationship between two regions monitored by a geosensor network. Many centralized algo...
PODS
2005
ACM
14 years 9 months ago
2005
ACM
We consider query optimization techniques for data intensive P2P applications. We show how to adapt an old technique from deductive databases, namely Query-Sub-Query (QSQ), to a s...
CCGRID
2008
IEEE
14 years 3 months ago
2008
IEEE
Distributed applications tend to have a complex design due to issues such as concurrency, synchronization and communication. Researchers in the past have proposed abstractions to ...