Paper
3 April 2009 Wavelet multiscale processing of remote sensing data
Author Affiliations +
Proceedings Volume 7374, Optical Technologies for Telecommunications 2008; 73740G (2009) https://doi.org/10.1117/12.829035
Event: Optical Technologies for Telecommunications 2008, 2008, Kazan, Russian Federation
Abstract
There is comparative analysis of methods for estimation and definition of Hoerst index (index of self-similarity) and comparative analysis of wavelet types using for image decomposition are offered. Five types of compared wavelets are used for analysis: Haar wavelets, Daubechies wavelets, Discrete Meyer wavelets, symplets and coiflets. Best quality of restored image Meyer and Haar wavelets demonstrate, because of they are characterised by minimal errors of recomposition. But compression index for these types smaller, than for Daubechies wavelets, symplets and coiflets. Contrariwise the latter obtain less precision of decompression. As it is necessary to take into consideration the complexity of realization some wavelet transformation on digital signal processors (DSP), simplest method is Haar wavelet transformation.
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Valeriy H. Bagmanov, Svyatoslav V. Kharitonov, Ivan K. Meshkov, and Albert H. Sultanov "Wavelet multiscale processing of remote sensing data", Proc. SPIE 7374, Optical Technologies for Telecommunications 2008, 73740G (3 April 2009); https://doi.org/10.1117/12.829035
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KEYWORDS
Wavelets

Digital signal processing

Satellites

Signal processing

Earth observing sensors

Image quality

Satellite imaging

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