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Clearing the detail coefficient of 2-D DWT Architecture based on Lifting scheme of 5/3 and 9/7 Filters | ||
| Journal of Education and Science | ||
| Article 17, Volume 24, Issue 3, 2011, Pages 178-197 PDF (0 K) | ||
| DOI: 10.33899/edusj.1999.58796 | ||
| Author | ||
| Dhafer Fakhery Hasan Al-layla* | ||
| Computer Unit, College of Medicine, University of Mosul, Mosul, Iraq | ||
| Abstract | ||
| Abstract In This paper, An efficient architecture for the implementation of two dimensional discrete wavelet transform based on lifting scheme for two types of JPEG2000 filters (5/3 and 9/7 filter) are proposed. The pipelining method is applied in the proposed architecture to design multilevel (three-level) architecture for both direction (forward and inverse) transform. After that, the proposed architecture is used to study the effect of clearing the detail coefficients HH, HL and LH sub-band images into the quality of reconstruction image, the proposed one-level two dimensional discrete wavelet transform architecture (one-level 2-D DWT) is built by using the one dimensional discrete wavelet transform (1-D DWT) only,then by using the 1-D DWT as basic element, the architecture are developed to built the three-level two dimensional discrete wavelet transform module (three-level 2-D DWT). The Matlab was used to simulate the proposed architectures and measure the quality of image by using the signal to Noise Ratio (SNR). | ||
| Keywords | ||
| coefficient of 2-D DWT; Lifting scheme; 5/3 and 9/7 Filters | ||
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