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Reseach Article

Performance Evaluation of Gray Scale Image using EZW and SPIHT Coding Schemes

by Pooja Rawat, Ashish Nautiyal, Swati Chamoli
International Journal of Computer Applications
Foundation of Computer Science (FCS), NY, USA
Volume 124 - Number 15
Year of Publication: 2015
Authors: Pooja Rawat, Ashish Nautiyal, Swati Chamoli
10.5120/ijca2015905625

Pooja Rawat, Ashish Nautiyal, Swati Chamoli . Performance Evaluation of Gray Scale Image using EZW and SPIHT Coding Schemes. International Journal of Computer Applications. 124, 15 ( August 2015), 17-22. DOI=10.5120/ijca2015905625

@article{ 10.5120/ijca2015905625,
author = { Pooja Rawat, Ashish Nautiyal, Swati Chamoli },
title = { Performance Evaluation of Gray Scale Image using EZW and SPIHT Coding Schemes },
journal = { International Journal of Computer Applications },
issue_date = { August 2015 },
volume = { 124 },
number = { 15 },
month = { August },
year = { 2015 },
issn = { 0975-8887 },
pages = { 17-22 },
numpages = {9},
url = { https://ijcaonline.org/archives/volume124/number15/22180-2015905625/ },
doi = { 10.5120/ijca2015905625 },
publisher = {Foundation of Computer Science (FCS), NY, USA},
address = {New York, USA}
}
%0 Journal Article
%1 2024-02-06T23:14:29.906473+05:30
%A Pooja Rawat
%A Ashish Nautiyal
%A Swati Chamoli
%T Performance Evaluation of Gray Scale Image using EZW and SPIHT Coding Schemes
%J International Journal of Computer Applications
%@ 0975-8887
%V 124
%N 15
%P 17-22
%D 2015
%I Foundation of Computer Science (FCS), NY, USA
Abstract

Digital wavelet transform based compression methods have higher compression rate with less amount of memory requirements, reversible and provide a better reconstructed images. In this paper execute image compression technique using EZW and SPIHT schemes. By using of different wavelet filters that is dmey, Symlets, Daubechies, Coiflets, reverse bi-orthogonal examine the compression performance. This method produces preserving most of the image information and the image is reproduced without degrading the image quality. Embedded zero tree wavelet is introduced by Shapiro and Amir Said introduced set partitioning in hierarchical trees. The best reconstructed images with better PSNR and minimum execution time provide by these techniques. Both techniques are compared by various parameters such as PSNR, CR, BPP, MSE & execution time. The results of image compression algorithm analyzed using MATLAB software and wavelet toolbox.

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Index Terms

Computer Science
Information Sciences

Keywords

Image Compression EZW SPIHT PSNR CR BPP MSE execution time