3241 search results - page 318 / 649 » Searching for Hidden-Web Databases |
143
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NIPS
2004
15 years 6 months ago
2004
High retrieval precision in content-based image retrieval can be attained by adopting relevance feedback mechanisms. These mechanisms require that the user judges the quality of t...
265
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Publication
Indexing moving objects is a fundamental issue in spatiotemporal databases. In this paper, we propose an adaptive Lazy-Update Grid-based index (LUGrid, for short) that minimizes th...
134
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ICCV
2009
IEEE
16 years 9 months ago
2009
IEEE
In this paper we explore the use of shapes of noses for
performing partial human biometrics. The basic idea is to
represent nasal surfaces using indexed collections of isocurves,...
258
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ICDE
2007
IEEE
16 years 6 months ago
2007
IEEE
Modeling objects by probability density functions (pdf) is a new powerful method to represent complex objects in databases. By representing an object as a pdf, e.g. a Gaussian, it...
238
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ICDE
2007
IEEE
16 years 6 months ago
2007
IEEE
A spatial preference query ranks objects based on the qualities of features in their spatial neighborhood. For example, consider a real estate agency office that holds a database ...