DocumentCode
2200625
Title
Conditional Gaussian mixture models for environmental risk mapping
Author
Gilardi, Nicolas ; Bengio, Samy ; Kanevski, Mikhail
Author_Institution
Dalle Molle Inst. for Perceptual Artificial Intelligence, Martigny, Switzerland
fYear
2002
fDate
2002
Firstpage
777
Lastpage
786
Abstract
This paper proposes the use of Gaussian mixture models to estimate conditional probability density functions in an environmental risk mapping context. A conditional Gaussian mixture model has been compared to, the geostatistical method of sequential Gaussian simulations and shows good performance in reconstructing the local PDF. The data sets used for this comparison are parts of the digital elevation model of Switzerland.
Keywords
Gaussian processes; environmental factors; geophysical signal processing; geophysics computing; probability; Gaussian mixture models; Switzerland; conditional Gaussian mixture models; digital elevation model; environmental risk mapping; geostatistical method; local PDF reconstruction; local probability density function; sequential Gaussian simulations; Artificial intelligence; Artificial neural networks; Covariance matrix; Decision making; Digital elevation models; Neural networks; Prediction methods; Probability density function; Smoothing methods; Stochastic processes;
fLanguage
English
Publisher
ieee
Conference_Titel
Neural Networks for Signal Processing, 2002. Proceedings of the 2002 12th IEEE Workshop on
Print_ISBN
0-7803-7616-1
Type
conf
DOI
10.1109/NNSP.2002.1030100
Filename
1030100
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