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- W2365927643 abstract "In order to achieve better compressive performance in higher compression ratio, a novel algorithm of image compression combining support vector machines (SVM) and wavelet transform was developed. This algorithm consists of the following steps: Firstly, an image was transformed by 4-level wavelet transform. Here, second-generation wavelet i.e. lifting scheme was used for its higher computational than traditional Mallat’s algorithm. Secondly, the wavelet coefficients were rearranged by SPIHT tree structure. Third, the SVM extracted support vectors (SVs) of each tree. Finally, arithmetical coding was applied to code compressive data. The decompressing procedure is a reverse process corresponding to the steps above. The experimental results show that the proposed algorithm performs better than JPEG2000 in high compression ratio." @default.
- W2365927643 created "2016-06-24" @default.
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- W2365927643 date "2006-01-01" @default.
- W2365927643 modified "2023-09-23" @default.
- W2365927643 title "Approach of Image Compression Based on Wavelet Transform and SVM" @default.
- W2365927643 hasPublicationYear "2006" @default.
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