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» Evaluating Nested Queries on XML Data
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GLOBE
2009
Springer
14 years 1 months ago
Designing, Specifying and Querying Metadata for Virtual Data Integration Systems
Abstract. We show how to specify and use the metadata for a virtual and relational data integration system under the local-as-view (LAV) approach. We use XML and RuleML for represe...
Leopoldo E. Bertossi, Gayathri Jayaraman
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
14 years 10 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....
BNCOD
2007
121views Database» more  BNCOD 2007»
13 years 10 months ago
Indexing and Searching XML Documents Based on Content and Structure Synopses
We present a novel framework for indexing and searching schema-less XML documents based on concise summaries of their structural and textual content. Our search query language is X...
Weimin He, Leonidas Fegaras, David Levine
EDBT
2011
ACM
205views Database» more  EDBT 2011»
13 years 3 days ago
A probabilistic XML merging tool
This demonstration paper presents a probabilistic XML data merging tool, that represents the outcome of semi-structured document integration as a probabilistic tree. The system is...
Talel Abdessalem, M. Lamine Ba, Pierre Senellart
ERCIMDL
2004
Springer
116views Education» more  ERCIMDL 2004»
14 years 2 months ago
P-News: Deeply Personalized News Dissemination for MPEG-7 Based Digital Libraries
Advanced personalization techniques are required to cope with novel challenges posed by attribute-rich MPEG-7 based digital libraries. At the heart of our deeply personalized news ...
Qiuyue Wang, Wolf-Tilo Balke, Werner Kießlin...