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» Advanced Processing for Ontological Queries
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ECIR
1998
Springer
14 years 11 months ago
User-Chosen Phrases in Interactive Query Formulation for Information Retrieval
The impact of using phrases as content representation for documents and for queries has generally been accepted as a desirable feature in information retrieval systems because phr...
Alan F. Smeaton, Fergus Kelledy
CIKM
1994
Springer
15 years 1 months ago
Semantics-Based Information Brokering
The rapid advances in computer and communication technologies, and their merger, is leading to a global information market place. It will consist of federations of very large numb...
Vipul Kashyap, Amit P. Sheth
ICDCS
2002
IEEE
15 years 2 months ago
Query Optimization to Meet Performance Targets for Wide Area Applications
Recent technology advances have enabled mediated query processing with Internet accessible WebSources. A characteristic of WebSources is that their access costs exhibit transient ...
Vladimir Zadorozhny, Louiqa Raschid
GIS
2010
ACM
14 years 8 months ago
Querying the future of spatio-temporal objects
Since navigation systems and tracking devices are becoming ubiquitous in our daily life, the development of efficient methods for processing massive sets of mobile objects are of ...
Philip Schmiegelt, Bernhard Seeger
PVLDB
2008
154views more  PVLDB 2008»
14 years 9 months ago
Indexing land surface for efficient kNN query
The class of k Nearest Neighbor (kNN) queries is frequently used in geospatial applications. Many studies focus on processing kNN in Euclidean and road network spaces. Meanwhile, ...
Cyrus Shahabi, Lu-An Tang, Songhua Xing