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» A Novel Approach to Model NOW in Temporal Databases
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ICDE
2004
IEEE
137views Database» more  ICDE 2004»
14 years 8 months ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
EDBT
2010
ACM
149views Database» more  EDBT 2010»
14 years 18 days ago
Statistics-based parallelization of XPath queries in shared memory systems
The wide availability of commodity multi-core systems presents an opportunity to address the latency issues that have plaqued XML query processing. However, simply executing multi...
Rajesh Bordawekar, Lipyeow Lim, Anastasios Kements...
ICDE
2008
IEEE
140views Database» more  ICDE 2008»
14 years 8 months ago
A Security Punctuation Framework for Enforcing Access Control on Streaming Data
The management of privacy and security in the context of data stream management systems (DSMS) remains largely an unaddressed problem to date. Unlike in traditional DBMSs where acc...
Rimma V. Nehme, Elke A. Rundensteiner, Elisa Berti...
ICDM
2006
IEEE
176views Data Mining» more  ICDM 2006»
14 years 1 months ago
Razor: mining distance-constrained embedded subtrees
Due to their capability for expressing semantics and relationships among data objects, semi-structured documents have become a common way of representing domain knowledge. Compari...
Henry Tan, Tharam S. Dillon, Fedja Hadzic, Elizabe...
SIGIR
2005
ACM
14 years 1 months ago
Boosted decision trees for word recognition in handwritten document retrieval
Recognition and retrieval of historical handwritten material is an unsolved problem. We propose a novel approach to recognizing and retrieving handwritten manuscripts, based upon ...
Nicholas R. Howe, Toni M. Rath, R. Manmatha