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JCST
2010
155views more  JCST 2010»
13 years 3 months ago
Efficient Location Updates for Continuous Queries over Moving Objects
Abstract The significant overhead related to frequent location updates from moving objects often results in poor performance. As most of the location updates do not affect the quer...
Yu-Ling Hsueh, Roger Zimmermann, Wei-Shinn Ku
ICDT
2009
ACM
130views Database» more  ICDT 2009»
14 years 9 months ago
Towards a theory of search queries
The need to manage diverse information sources has triggered the rise of very loosely structured data models, known as "dataspace models." Such information management sy...
George H. L. Fletcher, Jan Van den Bussche, Dirk V...
WWW
2008
ACM
14 years 9 months ago
Networked graphs: a declarative mechanism for SPARQL rules, SPARQL views and RDF data integration on the web
Easy reuse and integration of declaratively described information in a distributed setting is one of the main motivations for building the Semantic Web. Despite of this claim, reu...
Simon Schenk, Steffen Staab
WSDM
2010
ACM
261views Data Mining» more  WSDM 2010»
14 years 6 months ago
Learning Similarity Metrics for Event Identification in Social Media
Social media sites (e.g., Flickr, YouTube, and Facebook) are a popular distribution outlet for users looking to share their experiences and interests on the Web. These sites host ...
Hila Becker, Mor Naaman, Luis Gravano
WWW
2008
ACM
14 years 9 months ago
Matching independent global constraints for composite web services
Service discovery employs matching techniques to select services by comparing their descriptions against user constraints. Semantic-based matching approaches achieve higher recall...
Nalaka Gooneratne, Zahir Tari