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ECWEB
2005
Springer
149views ECommerce» more  ECWEB 2005»
15 years 12 months ago
Architecture of a Semantic XPath Processor. Application to Digital Rights Management
This work describes a novel strategy for designing an XPath processor that acts over an RDF mapping of XML. We use a modelmapping approach to represent instances of XML and XML Sch...
Rubén Tous, Roberto García, Eva Rodr...
ADBIS
2008
Springer
142views Database» more  ADBIS 2008»
16 years 25 days ago
Evaluating Performance and Quality of XML-Based Similarity Joins
A similarity join correlating fragments in XML documents, which are similar in structure and content, can be used as the core algorithm to support data cleaning and data integratio...
Leonardo Ribeiro, Theo Härder
DEXAW
2007
IEEE
141views Database» more  DEXAW 2007»
16 years 24 days ago
SWARD: Semantic Web Abridged Relational Databases
The semantic web represents meta-data as a relation of triples using the RDF data model. We have developed a virtual repository system that enables to process queries to RDF views...
Johan Petrini, Tore Risch
ICDE
2006
IEEE
213views Database» more  ICDE 2006»
16 years 15 days ago
Optimization of Complex Nested Queries in Relational Databases
Due to the flexible structures of SQL, no general approach works efficiently for all kinds of queries. Some special kinds of queries can be further optimized for better performa...
Bin Cao
SIGMOD
2008
ACM
193views Database» more  SIGMOD 2008»
16 years 6 months ago
Efficient provenance storage
Scientific workflow systems are increasingly used to automate complex data analyses, largely due to their benefits over traditional approaches for workflow design, optimization, a...
Adriane Chapman, H. V. Jagadish, Prakash Ramanan