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- "it reduces noise in the estimated power spectra in exchange for reducing the frequency resolution". Can one give more detail about this tradeoff?
- What exactly are the units of the result?
- "The windowing of the segments is what makes the Welch method a "modified" periodogram" --- Actually, ALL of the processing steps make the Welch method a modifed periodogram! (splitting into segments, windowing and averaging) —Preceding unsigned comment added by 18.104.22.168 (talk) 11:20, 14 May 2010 (UTC)