791 search results - page 114 / 159 » Non-Linear Dimensionality Reduction |
137
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
In this paper, we describe recent progress in i-vector based speaker verification. The use of universal background models (UBM) with full-covariance matrices is suggested and tho...
159
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
This paper presents a robust unsupervised learning approach for detection of anomalies in patterns of human behavior using multi-modal smart environment sensor data. We model the ...
204
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ISMIS
2011
Springer
14 years 7 months ago
2011
Springer
Text categorisation relies heavily on feature selection. Both the possible reduction in dimensionality as well as improvements in classification performance are highly desirable. ...
132
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ICCD
2004
IEEE
16 years 1 months ago
2004
IEEE
Three dimensional vertically integrated systems allow active devices to be placed on multiple device layers. In recent years, a number of research efforts have addressed physical ...
153
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FUZZIEEE
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract— Feature Selection (FS) is a technique for dimensionality reduction. Its aims are to select a subset of the original features of a dataset which are rich in the most use...