Abstract
Motivated by wavelet transform, this paper presents a pyramid linear prediction coding (PLPC) algorithm for digitial images. The algorithm outputs the rough contour of an image and a prediction error sequence. In contrast to the conventional linear prediction method, PLPC exhibits very little sensitivity to channel errors and provides a more efficient compression performance. The results of simulations with Lena 512 × 512 and bitrates ranging from 0.17 to 3.2 (lossless)bits/pixel are given to show that the PLPC method is very suitable for the human visual perception.
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Zhu, G., Zhao, F. & Jiang, F. Pyramid linear prediction coding for images. J. of Shanghai Univ. 1, 155–158 (1997). https://doi.org/10.1007/s11741-997-0014-4
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DOI: https://doi.org/10.1007/s11741-997-0014-4