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一種新的二維自適應(yīng)提升小波變換方法

季虎 孫即祥 蔡璐

季虎, 孫即祥, 蔡璐. 一種新的二維自適應(yīng)提升小波變換方法[J]. 電子與信息學(xué)報(bào), 2005, 27(11): 1750-1754.
引用本文: 季虎, 孫即祥, 蔡璐. 一種新的二維自適應(yīng)提升小波變換方法[J]. 電子與信息學(xué)報(bào), 2005, 27(11): 1750-1754.
Ji Hu, Sun Ji-xiang, Cai Lu. A New Method for 2D Adaptive Lifting Wavelet Transform[J]. Journal of Electronics & Information Technology, 2005, 27(11): 1750-1754.
Citation: Ji Hu, Sun Ji-xiang, Cai Lu. A New Method for 2D Adaptive Lifting Wavelet Transform[J]. Journal of Electronics & Information Technology, 2005, 27(11): 1750-1754.

一種新的二維自適應(yīng)提升小波變換方法

A New Method for 2D Adaptive Lifting Wavelet Transform

  • 摘要: 基于圖像的局部特性和統(tǒng)計(jì)信息,該文提出一種新的二維自適應(yīng)提升小波變換方法。該方法通過構(gòu)造基于圖像局部特性的自適應(yīng)更新算子和基于圖像統(tǒng)計(jì)信息的非線性預(yù)測算子,對(duì)圖像進(jìn)行自適應(yīng)的提升小波變換,與文獻(xiàn)中的自適應(yīng)小波變換方法和非自適應(yīng)小波變換方法進(jìn)行對(duì)比實(shí)驗(yàn),該文方法所得到的高頻子帶的熵更低,含零高頻系數(shù)更多,更有利于圖像的壓縮編碼。
  • Sweldens W. The lifting scheme: a new philosophy in biorthogonal wavelet constructions. In: Laine A F, Unser M. eds. Wavelet Applications in Signal and Image Processing III, Proc. 1995, SPIE 2569: 68-79.[2]Claypoole R L, Baraniukm R G, Nowark R D. Adaptive wavelet transform via lifting scheme. Proc. IEEE Conf. on Acoustics, Speech and Signal Processing, Phoenix, 1998,(5): 1513-1516.[3]Ho W J, Chang W T. Adaptive predictor based on maximally flat halfband filter in lifting scheme[J].IEEE Trans. on Signal Processing.1999, 47(11):2965-2977[4]Barret M, Bekkouche H. Adapted nonlinear multiresolution decomposition with applications in progressive lossless image coding . Published in Proc. ISPA, Pula, Croitia, 2001, (6): 1-6.[5]Piella G, Heijmans H J A M. Adaptive lifting schemes with perfect reconstruction. IEEE Trans. on Signal Processing . 2002,50(7): 1620-1630.[6]Heijmans H J A M, Pesquet-Popescu B, Piella G. Building nonredundant adaptive wavelets by update lifting. Research Report PNA-R02xx,CWI, Amsterdam, 2002.[7]Piella G, Heijmans H J A M, Pesquet-Popescu B. Adaptive update lifting with a decision rule based on derivative filters[J].IEEE Signal Processing Letter.2002, 9 (10):329-332[8]Heijmans H J A M, Piella G and Pesquet-Popescu B. Building adaptive 2D wavelet decompositions by update lifting. in: Proceedings of the IEEE International Conference on Image Processing (ICIP 2002), Rochester, USA, 2002, (1):[9]7-400.[10]Kretzmer E R. Statistics of television signals. The Bell System Technical Journal, 1952, 31(4): 751-763.
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出版歷程
  • 收稿日期:  2004-07-23
  • 修回日期:  2005-01-17
  • 刊出日期:  2005-11-19

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