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CIKM
2009
Springer
15 years 10 months ago
Efficient processing of group-oriented connection queries in a large graph
We study query processing in large graphs that are fundamental data model underpinning various social networks and Web structures. Given a set of query nodes, we aim to find the g...
James Cheng, Yiping Ke, Wilfred Ng
WEBDB
2010
Springer
238views Database» more  WEBDB 2010»
15 years 10 months ago
An Agglomerative Query Model for Discovery in Linked Data: Semantics and Approach
Data on the Web is increasingly being used for discovery and exploratory tasks. Unlike traditional fact-finding tasks that require only the typical single-query and response parad...
Sidan Gao, Haizhou Fu, Kemafor Anyanwu
IC
2003
15 years 7 months ago
Concept Based Query Enhancement in the ARCH Search Agent
The quality of the search experience has been an enduring problem for the World Wide Web. One of the well-known difficulties is the tendency of users to use short, under-specified...
Ahu Sieg, Bamshad Mobasher, Steven L. Lytinen, Rob...
AVI
2008
15 years 7 months ago
Query-through-drilldown: data-oriented extensional queries
Traditional database query formulation is intensional: at the level of schemas, table and column names. Previous work has shown that filters can be created using a query paradigm ...
Alan J. Dix, Damon Oram
JAPLL
2010
179views more  JAPLL 2010»
15 years 5 months ago
Tractable query answering and rewriting under description logic constraints
Answering queries over an incomplete database w.r.t. a set of constraints is an important computational task with applications in fields as diverse as information integration and ...
Héctor Pérez-Urbina, Boris Motik, Ia...