3888 search results - page 351 / 778 » Change-Driven Model Transformations |
170
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VLDB
2004
ACM
16 years 5 days ago
2004
ACM
PIVOT and UNPIVOT, two operators on tabular data that exchange rows and columns, enable data transformations useful in data modeling, data analysis, and data presentation. They ca...
178
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IJCV
2002
15 years 6 months ago
2002
In this paper we explore a multiple hypothesis approach to estimating rigid motion from a moving stereo rig. More precisely, we introduce the use of Gaussian mixtures to model cor...
193
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ML
2002
ACM
15 years 6 months ago
2002
ACM
The choice of the kernel function is crucial to most applications of support vector machines. In this paper, however, we show that in the case of text classification, term-frequenc...
179
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ICASSP
2010
IEEE
15 years 4 months ago
2010
IEEE
In this work, the problem of the estimation of parameters in case of mixtures of models composed by the sum of multiple Gaussians is considered. It will be shown how this estimati...
174
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SIAMSC
2010
15 years 1 months ago
2010
Abstract. We develop in this paper some efficient algorithms which are essential to implementations of spectral methods on the sparse grid by Smolyak's construction based on a...