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» Adding Structure to Unstructured Data
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WEBDB
2005
Springer
100views Database» more  WEBDB 2005»
14 years 1 months ago
Malleable Schemas: A Preliminary Report
Large-scale information integration, and in particular, search on the World Wide Web, is pushing the limits on the combination of structured data and unstructured data. By its ver...
Xin Dong, Alon Y. Halevy
BTW
2007
Springer
131views Database» more  BTW 2007»
14 years 1 days ago
TopX - Efficient and Versatile Top-k Query Process-ing for Text, Semistructured, and Structured Data
: This paper presents a comprehensive overview of the TopX search engine, an extensive framework for unified indexing and querying large collections of unstructured, semistructured...
Martin Theobald, Ralf Schenkel, Gerhard Weikum
SISAP
2008
IEEE
147views Data Mining» more  SISAP 2008»
14 years 2 months ago
An Empirical Evaluation of a Distributed Clustering-Based Index for Metric Space Databases
Similarity search has been proved suitable for searching in very large collections of unstructured data objects. We are interested in efficient parallel query processing under si...
Veronica Gil Costa, Mauricio Marín, Nora Re...
VISUALIZATION
1997
IEEE
14 years 7 days ago
The VSBUFFER: visibility ordering of unstructured volume primitives by polygon drawing
Different techniques have been proposed for rendering volumetric scalar data sets. Usually these approaches are focusing on orthogonal cartesian grids, but in the last years resea...
Rüdiger Westermann, Thomas Ertl
ICDE
2007
IEEE
128views Database» more  ICDE 2007»
14 years 9 months ago
SQL Queries Over Unstructured Text Databases
Text documents often embed data that is structured in nature. By processing a text database with information extraction systems, we can define a variety of structured "relati...
Alpa Jain, AnHai Doan, Luis Gravano