2292 search results - page 147 / 459 » Hierarchical approximation and localization |
272
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INFOCOM
2009
IEEE
16 years 1 months ago
2009
IEEE
—The paper deals with efficient distribution of timely information to flows of mobile devices. We consider the case where a set of Information Dissemination Devices (IDDs) broa...
178
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
It is well known that high-dimensional nearest-neighbor retrieval is very expensive. Many signal processing methods suffer from this computing cost. Dramatic performance gains can...
163
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CPAIOR
2007
Springer
16 years 1 months ago
2007
Springer
Portfolio selection is a relevant problem arising in finance and economics. While its basic formulations can be efficiently solved through linear or quadratic programming, its mor...
218
Voted
ICPR
2006
IEEE
2006
IEEE
Regularized Locality Preserving Learning of Pre-Image Problem in Kernel Principal Component Analysis
16 years 1 months ago
In this paper, we address the pre-image problem in kernel principal component analysis (KPCA). The preimage problem finds a pattern as the pre-image of a feature vector defined in...
188
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GLOBECOM
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract—Fingerprinting localization techniques provide reliable location estimates and enable the development of location aware applications especially for indoor environments, ...