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» Node Selection Query Languages for Trees
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VLDB
2005
ACM
139views Database» more  VLDB 2005»
13 years 11 months ago
Tree-Pattern Queries on a Lightweight XML Processor
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
Mirella Moura Moro, Zografoula Vagena, Vassilis J....
SEMWEB
2010
Springer
13 years 3 months ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin
DOCENG
2006
ACM
13 years 11 months ago
Describing multistructured XML documents by means of delay nodes
Multistructured documents are documents whose structure is composed of a set of concurrent hierarchical structures. In this paper, we propose a new model of multistructured docume...
Jacques Le Maitre
JOLLI
2010
94views more  JOLLI 2010»
13 years 4 months ago
Querying Linguistic Trees
Large databases of linguistic annotations are used for testing linguistic hypotheses and for training language processing models. These linguistic annotations are often syntactic ...
Catherine Lai, Steven Bird
CAISE
2005
Springer
13 years 11 months ago
Querying Tree-Structured Data Using Dimension Graphs
Abstract. Tree structures provide a popular means to organize the information on the Web. Taxonomies of thematic categories, concept hierarchies, e-commerce product catalogs are ex...
Dimitri Theodoratos, Theodore Dalamagas