177 search results - page 34 / 36 » Sparse Representation for Gaussian Process Models |
175
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ICASSP
2008
IEEE
15 years 9 months ago
2008
IEEE
Non-negative matrix factorisation (NMF) is an unsupervised learning technique that decomposes a non-negative data matrix into a product of two lower rank non-negative matrices. Th...
110
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CORR
2007
Springer
15 years 2 months ago
2007
Springer
— This paper introduces an expectation-maximization (EM) algorithm within a wavelet domain Bayesian framework for semi-blind channel estimation of multiband OFDM based UWB commun...
132
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SASO
2008
IEEE
15 years 9 months ago
2008
IEEE
Truly ubiquitous computing poses new and significant challenges. A huge number of heterogeneous devices will interact to perform complex distributed tasks. One of the key aspects...
147
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ARCS
2005
Springer
15 years 8 months ago
2005
Springer
We propose an active vision system for object acquisition. The core of our approach is a reinforcement learning module which learns a strategy to scan an object. The agent moves a...
133
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BMVC
2001
15 years 5 months ago
2001
The ability to construct CAD or other object models from edge and range data has a fundamental meaning in building a recognition and positioning system. While the problem of model...