## org.das2.math.filter.AbstractFilter

Java Speech Toolkit code modified to use QDataSets.

## filter

filter( ) → QDataSet

### Returns:

org.das2.qds.QDataSet
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## setCoefficients

setCoefficients( double[] b, double[] a ) → void

Set the filter coefficients stored in Matlab style. If a[0] not equal 1, the filter coefficients are normalized by a[0].

### Parameters

b - a double[]
a - a double[]

### Returns:

void (returns nothing)
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## toString

toString( ) → String

### Returns:

java.lang.String
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