## org.das2.qds.math.fft.WaveformToSpectrum

## fft

fft( double[][] array ) → double[][]

### Parameters

array - a double[][]

### Returns:

double[][]
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## getTableDataSet

getTableDataSet( QDataSet vds, int windowSize ) → QDataSet

### Parameters

vds - a QDataSet
windowSize - an int

### Returns:

org.das2.qds.QDataSet
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## getTableDataSet2

getTableDataSet2( QDataSet vds, int windowSize ) → QDataSet

### Parameters

vds - a QDataSet
windowSize - an int

### Returns:

org.das2.qds.QDataSet
[search for examples] [view on GitHub] [view on old javadoc] [view source]