1931 search results - page 175 / 387 » Managing coherent groups |
WWW
2006
ACM
14 years 9 months ago
2006
ACM
In most web sites, web-based applications (such as web portals, emarketplaces, search engines), and in the file systems of personal computers, a wide variety of schemas (such as t...
KDD
2008
ACM
14 years 9 months ago
2008
ACM
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
VLDB
2001
ACM
14 years 9 months ago
2001
ACM
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessin...
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Reference reconciliation is the problem of identifying when different references (i.e., sets of attribute values) in a dataset correspond to the same real-world entity. Most previ...
CISS
2008
IEEE
14 years 3 months ago
2008
IEEE
Abstract—We derive optimal memoryless relays using noncoherent modulation over additive white Gaussian noise (AWGN) channels with or without fading. The derivation is flexible, ...