Other MathWorks Products (Known Software and Documentation Problems)

Known Software and Documentation Problems

Signal Processing Toolbox 4.2

Pole/Zero Editor (PC)

Under Microsoft Windows 95/98, the Pole/Zero Editor may not display zeros as they are being repositioned by dragging with the mouse. The zeros are displayed properly once the mouse button is released. This issue, and a workaround, are described more completely in the section "Graphics Display Problems".

detrend Function

The detrend function is now a part of the standard MATLAB language, and resides in the toolbox\matlab\datafun directory. To view the latest documentation for detrend, at the command line type

doc detrend

Documentation Updates

New Functions

The table below lists Release 11 functions that did not make it into the online reference documentation. To view the command-line help for one of these functions, at the command line type

help function


Name	Purpose
`is2rc`	Convert inverse sine parameters to reflection coefficients.
`lar2rc`	Convert log area ratios to reflection coefficients.
`lsf2poly`	Convert line spectral frequencies to prediction polynomial.
`peig`	Estimate the power spectral density using the eigenvector method.
`poly2lsf`	Convert prediction polynomial to line spectral frequencies.
`rc2is`	Convert reflection coefficients to inverse sine parameters.
`rc2lar`	Convert reflection coefficients to log area ratios.
`seqperiod`	Find minimum-length repeating sequence in a vector.
`wavplay`	Play sound using Windows audio output device.
`wavrecord`	Record sound using Windows audio input device.

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