Discrete wavelet transform

Known as: DWT

In numerical analysis and functional analysis, a discrete wavelet transform (DWT) is any wavelet transform for which the wavelets are discretely…

Papers overview

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2015

This study presents an experimental evaluation of Discrete Wavelet Transforms for use in speaker identification. The features are…

2012

Image compression is one of the major image processing techniques . Discrete wavelet transforms is the most popular…

2012

In this paper a comparative study on DWTOFDM and FFT-OFDM systems is presented. The DWTOFDM has to satisfy the orthonormal basis…

2011

Steganography is the science of concealing the existence of data in another transmission medium. It does not replace cryptography…

2006

On the basis of analyzing the performances of popular image fusion methods, a new remote sensing image fusion method based on…

2002

avelet Transform has been successfully applied in different fields, ranging from pure mathematics to applied science. Numerous…

2002

Discrete Wavelet Processing, with decomposition level-dependent threshold selection is used for the enhancement of the signal-to…

2002

A microprocessor structure for performing a discrete wavelet transform operation, said discrete wavelet transform operation…

1996

This paper investigates the application of a new concept called the "Overcomplete Discrete Wavelet Transform" (ODWT) for coding…

1992

Estimates of frame bounds for wavelet frames generated by discrete sets in phase space satisfying only a certain density…