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WWW
2002
ACM
16 years 5 months ago
RQL: a declarative query language for RDF
Real-scale Semantic Web applications, such as Knowledge Portals and E-Marketplaces, require the managementof large volumes of metadata, i.e., information describing the available ...
Gregory Karvounarakis, Sofia Alexaki, Vassilis Chr...
ICDE
2006
IEEE
232views Database» more  ICDE 2006»
16 years 6 months ago
Dual Labeling: Answering Graph Reachability Queries in Constant Time
Graph reachability is fundamental to a wide range of applications, including XML indexing, geographic navigation, Internet routing, ontology queries based on RDF/OWL, etc. Many ap...
Haixun Wang, Hao He, Jeffrey Xu Yu, Jun Yang 0001,...
WEBDB
2004
Springer
122views Database» more  WEBDB 2004»
15 years 10 months ago
Querying Bi-level Information
In our research on superimposed information management, we have developed applications where information elements in the superimposed layer serve to annotate, comment, restructure...
Sudarshan Murthy, David Maier, Lois M. L. Delcambr...
TREC
2004
15 years 6 months ago
Information Needs and Automatic Queries
Tarragon Consulting Corporation participated in the adhoc retrieval task of the TREC 2004 Genomics Track. We used a standard deployment of the K2 search engine from Verity, Inc. i...
Richard M. Tong
ICDE
1999
IEEE
184views Database» more  ICDE 1999»
16 years 6 months ago
Document Warehousing Based on a Multimedia Database System
Nowadays, structured data such as sales and business forms are stored in data warehouses for decision makers to use. Further, unstructured data such as emails, html texts, images,...
Hiroshi Ishikawa, Kazumi Kubota, Yasuo Noguchi, Ko...