Historically, spectral analysis began with the search for “hidden periodicities” in time series data. Chapter 3 discussed fitting cosine trends at various known frequencies to series with strong cyclical trends. In addition, the random cosine wave example...
CITATION STYLE
Introduction To Spectral Analysis. (2008) (pp. 319–350). https://doi.org/10.1007/978-0-387-75959-3_13
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