26 search results - page 1 / 6 » A non-linear dimensionality-reduction technique for fast sim... |
ICDE
2012
IEEE
12 years 8 months ago
2012
IEEE
—Dimensionality reduction is essential in text mining since the dimensionality of text documents could easily reach several tens of thousands. Most recent efforts on dimensionali...
SIGMOD
2001
ACM
15 years 6 months ago
2001
ACM
Similarity search in large time series databases has attracted much research interest recently. It is a difficult problem because of the typically high dimensionality of the data....
142
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ICDE
2002
IEEE
15 years 7 months ago
2002
IEEE
We propose a novel approach to shape-based image retrieval that builds upon a similarity criterion which is based on the average point set distance. Compared to traditional techni...
KDD
2001
ACM
15 years 6 months ago
2001
ACM
The problem of similarity search (query-by-content) has attracted much research interest. It is a difficult problem because of the inherently high dimensionality of the data. The ...
125
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SIGMOD
2006
ACM
15 years 6 months ago
2006
ACM
To enable efficient similarity search in large databases, many indexing techniques use a linear transformation scheme to reduce dimensions and allow fast approximation. In this re...