119 search results - page 14 / 24 » MetaQuerier: querying structured web sources on-the-fly |
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Current search engines do not fully leverage semantically rich datasets, or specialise in indexing just one domainspecific dataset. We present a search engine that uses the RDF da...
BMCBI
2007
13 years 7 months ago
2007
Background: Information resources on the World Wide Web play an indispensable role in modern biology. But integrating data from multiple sources is often encumbered by the need to...
VLDB
2004
ACM
14 years 23 days ago
2004
ACM
At a fundamental level, the key challenge in data integration is to reconcile the semantics of disparate data sets, each expressed with a different database structure. I argue th...
EDBT
2004
ACM
14 years 7 months ago
2004
ACM
XML makes data flexible in representation and easily portable on the Web but it also substantially inflates data size as a consequence of using tags to describe data. Although many...
DEBU
2000
13 years 7 months ago
2000
Wide-area distribution raises significant performance problems for traditional query processing techniques as data access becomes less predictable due to link congestion, load imb...