9425 search results - page 253 / 1885 » Some Notes on Models and Modelling |
140
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SCL
2010
15 years 2 months ago
2010
We discuss the use of Krylov subspace methods with regard to the problem of model order reduction. The focus lies on bilinear control systems, a special class of nonlinear systems...
147
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ACL
2009
15 years 1 months ago
2009
Kneser-Ney (1995) smoothing and its variants are generally recognized as having the best perplexity of any known method for estimating N-gram language models. Kneser-Ney smoothing...
128
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ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
Neural networks are a useful alternative to Gaussian mixture models for acoustic modeling; however, training multilayer networks involves a difficult, nonconvex optimization that...
137
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ACL
2012
13 years 6 months ago
2012
In this paper, we present a structural learning model for joint sentiment classification and aspect analysis of text at various levels of granularity. Our model aims to identify ...
132
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HYBRID
2009
Springer
15 years 10 months ago
2009
Springer
Abstract. This paper addresses a parameter synthesis problem for nonlinear hybrid systems. Considering a set of uncertain parameters and a safety property, we give an algorithm tha...