Difference between revisions of "Nyquist frequency"

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<div class="definition"><div class="short_definition">(<br/>''Also called'' [[turnover frequency]].) The highest [[frequency]] that can be determined  in a [[Fourier analysis]] of a discrete sampling of data.</div><br/> <div class="paragraph">If a [[time series]] is sampled at interval &#x00394;''t'', this frequency is 1/2&#x00394;''t'' cps.</div><br/> </div>
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<div class="definition"><div class="short_definition">(''Also called'' [[turnover frequency]].) The highest [[frequency]] that can be determined  in a [[Fourier analysis]] of a discrete sampling of data.</div><br/> <div class="paragraph">If a [[time series]] is sampled at interval &#x00394;''t'', this frequency is 1/2&#x00394;''t'' cps.</div><br/> </div>
 
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Latest revision as of 15:46, 20 February 2012



Nyquist frequency

(Also called turnover frequency.) The highest frequency that can be determined in a Fourier analysis of a discrete sampling of data.

If a time series is sampled at interval Δt, this frequency is 1/2Δt cps.