3368 search results - page 21 / 674 » The Complexity of Query Reliability |
CIVR
2010
Springer
13 years 11 months ago
2010
Springer
One of the main challenges in interactive concept-based video search is the insufficient relevant sample problem, especially for queries with complex semantics. To address this pr...
PODS
1998
ACM
13 years 11 months ago
1998
ACM
We study the complexity of the problem of answering queries using materialized views. This problem has attracted a lot of attention recently because of its relevance in data integ...
KDD
2004
ACM
14 years 8 months ago
2004
ACM
To enable information integration, schema matching is a critical step for discovering semantic correspondences of attributes across heterogeneous sources. While complex matchings ...
ICCCN
2007
IEEE
13 years 11 months ago
2007
IEEE
A good P2P file sharing system is usually expected to achieve the following design goals: scalability, routing efficiency and complex query support. In this paper, we propose such ...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
An answer to a query has a well-defined lineage expression (alternatively called how-provenance) that explains how the answer was derived. Recent work has also shown how to comput...