Returns an array of average amplitude values of the spectrum, for a given set of Octave Bands NOTE: analyze() must be called prior to logAverages(). Analyze() tells the FFT to analyze frequency data, and logAverages() uses the results to group them into a smaller set of averages.
シンタックス
logAverages(octaveBands)
パラメーター
octaveBands
Array:
Array of Octave Bands objects for grouping
リターン
Array: logAverages Array of average amplitude values for each group
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