13651 search results - page 511 / 2731 » Spectral analysis of data |
174
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KDD
2005
ACM
16 years 7 months ago
2005
ACM
Significant vulnerabilities have recently been identified in collaborative filtering recommender systems. These vulnerabilities mostly emanate from the open nature of such systems ...
163
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CSMR
2008
IEEE
16 years 1 months ago
2008
IEEE
Databases are continuously evolving environments, where design constructs are added, removed or updated rather often. Small changes in the database configurations might impact a l...
164
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HICSS
2008
IEEE
16 years 1 months ago
2008
IEEE
Recently, the Korean government launched the IT839 project with the objective of converting Korea into a ubiquitous information society. This study investigates the role of the Ko...
183
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ICPR
2008
IEEE
16 years 1 months ago
2008
IEEE
We propose a new transductive learning algorithm for learning optimal linear representations that utilizes unlabeled data. We pose the problem of learning linear representations a...
159
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IJCNN
2008
IEEE
16 years 1 months ago
2008
IEEE
—Normalization before clustering is often needed for proximity indices, such as Euclidian distance, which are sensitive to differences in the magnitude or scales of the attribute...