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穩定小波轉換(Stationary Wavelet Transform, SWT)是小波分析(Wavelet Analysis)的一種轉換, 穩定小波轉換可以彌補離散小波轉換因為降采样(Downsampling)而失去的平移不變性(Translation-invariant)。即可將信號作多階的穩定小波轉換。只是隨著提出的時間而有相異的名字 穩定小波轉換 (Stationary Wavelet Transform) 冗餘小波轉換 (Redundant Wavelet Transform) à trous演算法 (Algorithme à trous) 準連續小波轉換 (Quasi-continuous wavelet transform) 平移不變量小波轉換 (Translation invariant wavelet transform) 轉移不變量小波轉換 (Shift invariant wavelet transform) 循環平移演算法 (Cycle spinning) 最大重複離散小波轉換 (Maximal overlap discrete wavelet transform, MODWT) 非抽樣小波轉換 (Undecimated wavelet transform, UWT) 參考文獻 P. P. Viadyanathan, Multirate Systems and Filter Banks, Prentice Hall, 1993, ISBN 0-13-605718-7 G. P. Nason and B. W. Silverman, The stationary wavelet transform and some statistical applications, Lecture Notes in Statistics M.V. Tazebay and A.N. Akansu, Progressive Optimality in Hierarchical Filter Banks, Proc. IEEE International Conference on Image Processing (ICIP), Vol 1, pp. 825-829, Nov. 1994 P. Dutilleux, An implementation of the algorithme à trous to compute the wavelet transform, in Wavelets: Time-Frequency Methods and Phase Space, J.-M. Combes, A. Grossman, and P. Tchamitchian,Eds. Berlin, Germany: Springer-Verlag, 1989, pp. 298–304. B 穩定小波轉換是做數據和信號的分析一種很好的工具,但其具有平移不变性,
