5592 search results - page 499 / 1119 » On Random Betweenness Constraints |
219
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SDM
2011
SIAM
14 years 9 months ago
2011
SIAM
Sparse principal component analysis (PCA) imposes extra constraints or penalty terms to the standard PCA to achieve sparsity. In this paper, we first introduce an efficient algor...
156
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AAAI
2011
14 years 6 months ago
2011
In many real world applications, the number of examples to learn from is plentiful, but we can only obtain limited information on each individual example. We study the possibiliti...
238
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CVPR
2012
IEEE
13 years 9 months ago
2012
IEEE
A greedy-based approach to learn a compact and discriminative dictionary for sparse representation is presented. We propose an objective function consisting of two components: ent...
191
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IMC
2004
ACM
16 years 9 days ago
2004
ACM
— Geolocation of Internet hosts enables a diverse and interesting new class of location-aware applications. Previous measurement-based approaches use reference hosts, called land...
182
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BMCBI
2008
15 years 7 months ago
2008
Background: Various measures of semantic similarity of terms in bio-ontologies such as the Gene Ontology (GO) have been used to compare gene products. Such measures of similarity ...