564 search results - page 20 / 113 » Integrating and querying web databases and documents |
248
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SIGMOD
2006
ACM
16 years 5 months ago
2006
ACM
Integration systems typically support only a restricted set of queries over the schema they export. The reason is that the participating information sources contribute limited con...
175
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ER
2005
Springer
15 years 11 months ago
2005
Springer
Query rewriting is a fundamental task in query optimization and data integration. With the advent of the web, there has been renewed interest in data integration, where data is dis...
295
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SIGMOD
2000
ACM
15 years 10 months ago
2000
ACM
XML is rapidly emerging as the new standard for data representation and exchange on the Web. An XML document can be accompanied by a Document Type Descriptor (DTD) which plays the...
138
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
We describe ELVIS (the Ecosystem Location Visualization and Information System), a suite of tools for constructing food webs for a given location. We express both ELVIS input and ...
177
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PKDD
2007
Springer
15 years 12 months ago
2007
Springer
In this paper, a method for automatic classification of Hidden-Web databases is addressed. In our approach, the classification tree for Hidden Web databases is constructed by tailo...