白化变换(whitening transformation)的定义是： Wwhiten = PΛ−1=2 ∈Rd×d .
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白化变换-线性投影法 LMAP
基于信号的白化变换及矩阵的QR分解理论，提出了一种新的盲分离算法。
A new blind separation algorithm based on signals' whiten transform and QR decomposition of matrix is proposed.
小波变换具有分析性质好和时—频局域化好的特性，而谱白化方法是高分辨处理中一种有效的频率补偿手段。
Wavelet transform has a good analyzing feature and a good time frequency localization. Spectrum whitening is a effective tool of frequency compensation in high resolution processing.
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