3972 search results - page 94 / 795 » Cosparse analysis modeling - uniqueness and algorithms |
111
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IJON
2007
15 years 3 months ago
2007
In this paper we present a method of parameter optimization, relative trust-region learning, where the trust-region method and the relative optimization [21] are jointly exploited...
137
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
Web-based communities have become important places for people to seek and share expertise. We find that networks in these communities typically differ in their topology from other...
148
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TSP
2010
14 years 10 months ago
2010
Abstract--We derive a class of algorithms for independent component analysis (ICA) based on maximum likelihood (ML) estimation and perform stability analysis of natural gradient ML...
153
Voted
IJCNLP
2005
Springer
15 years 9 months ago
2005
Springer
Research on linear text segmentation has been an on-going focus in NLP for the last decade, and it has great potential for a wide range of applications such as document summarizati...
211
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GIS
2009
ACM
16 years 4 months ago
2009
ACM
A common problem in moving object databases (MOD) is the reconstruction of a trajectory from a trajectory sample (i.e., a finite sequence of time-space points). A typical solution...