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A.S. Lewis
Researcher at Imperial College London
Publications - 1
Citations - 857
A.S. Lewis is an academic researcher from Imperial College London. The author has contributed to research in topics: Harmonic wavelet transform & Second-generation wavelet transform. The author has an hindex of 1, co-authored 1 publications receiving 835 citations.
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Image compression using the 2-D wavelet transform
A.S. Lewis,G. Knowles +1 more
TL;DR: The 2-D orthogonal wavelet transform decomposes images into both spatial and spectrally local coefficients and gave high to acceptable quality reconstruction at compression ratios for the Miss America and Lena monochrome images.