DocumentCode :
411238
Title :
Logistic discrimination between classes with nearly equal spectral response in high dimensionality
Author :
Bittencourt, Helio Radke ; Clarke, Robin Thomas
Author_Institution :
Dept. de Estatistica, Pontificia Univ. Catolica, Porto Alegre, Brazil
Volume :
6
fYear :
2003
fDate :
21-25 July 2003
Firstpage :
3748
Abstract :
Logistic discrimination can be regarded as a partially parametric approach to pattern recognition. The method is quite general and robust: it assumes nothing about the probability distribution of variables and requires the estimation of fewer parameters than some better-known procedures such as the Gaussian maximum likelihood discriminator. This paper describes the logistic discrimination model and gives results obtained when using it to classify an AVIRIS image with classes that are spectrally very similar.
Keywords :
geophysical signal processing; image classification; infrared imaging; pattern recognition; remote sensing; AVIRIS image; Airborne Visible/Infrared Imaging Spectrometer; Gaussian maximum likelihood discriminator; digital image classification; high dimensional data; logistic discrimination; pattern recognition; Biological system modeling; Covariance matrix; Digital images; Image sensors; Logistics; Maximum likelihood estimation; Parameter estimation; Pattern recognition; Probability distribution; Robustness;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Geoscience and Remote Sensing Symposium, 2003. IGARSS '03. Proceedings. 2003 IEEE International
Print_ISBN :
0-7803-7929-2
Type :
conf
DOI :
10.1109/IGARSS.2003.1295257
Filename :
1295257
Link To Document :
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