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power spectrum

   Also found in: Wikipedia 0.01 sec.
power spectrum [′pau̇·ər ‚spek·trəm]
(physics)
frequency spectrum


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The statistical properties of a time series generated by a linear process are specified by the autocovariance function (ACF) or equivalently by its Fourier Transform, the power spectrum X ([omega]).
Sleep spindles detection from human sleep EEG signals using ... by Perumalsamy, Venkatakrishnan; Sankaranarayanan, Sangeetha; Rajamony, Sukanesh / Journal of Biomedical Science and Engineering (JBiSE)
This gave the power spectrum in Figure 5 which has its highest peak at a period of 0.
SDSS J162718.39+120435.0--a dwarf nova a in the period gap by Shears, Jeremy; Brady, Steve; Gansicke, Boris; Krajci, Tom; Miller, Ian; Ogmen, Yenal; Pietz, Jochen / Journal of the British Astronomical Association
All in all, this car is a classy all-rounder with punch-in-theback acceleration available at any point in the power spectrum.
Audi's new TT diesel is a classy all-rounder by The Journal (Newcastle, England)
 
 
 
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