Wavelet packet transform applied to a se
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B. Walczak; D.L. Massart
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Article
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1997
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Elsevier Science
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English
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A new approach to best-basis selection for a set of signals, enabling significant and uniform data compression in the time-frequency domain, is proposed. The high degree of data compression can be used as the first step of fast approximate principal component analysis (PCA) of data sets with high ra