4113 search results - page 445 / 823 » Watermarking Relational Databases |
204
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WWW
2001
ACM
16 years 8 months ago
2001
ACM
A wealth of information is available on the Web. But often, such data are hidden behind form interfaces which allow only a restrictive set of queries over the underlying databases...
195
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KDD
2004
ACM
16 years 8 months ago
2004
ACM
Given an image (or video clip, or audio song), how do we automatically assign keywords to it? The general problem is to find correlations across the media in a collection of multi...
315
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VLDB
2003
ACM
16 years 7 months ago
2003
ACM
Due to their expressive power, Regular Expressions (REs) are quickly becoming an integral part of language specifications for several important application scenarios. Many of thes...
185
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PODS
2001
ACM
16 years 7 months ago
2001
ACM
Assume that each object in a database has m grades, or scores, one for each of m attributes. For example, an object can have a color grade, that tells how red it is, and a shape g...
216
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PODS
2008
ACM
16 years 7 months ago
2008
ACM
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...