1.2.1 Hanning smooth the frequency channels to remove Gibbs ringing.
Description
This function Hanning smooths the frequency channels with a weighted
running average of smoothedData[i] = 0.25*correctedData[i-1] +
0.50*correctedData[i] + 0.25*correctedData[i-1]. The first and last channels
are flagged. Inclusion of a flagged value in an average causes that averaged
data value to be flagged.
Arguments
Example
ms.open(’ngc5921.ms’,nomodify=False)
ms.hanningsmooth() ms.close() |
Please send any comments or questions about CASA or AIPS++ to aips2-requests@nrao.edu
Copyright © 2008 Associated Universities Inc., Washington, D.C.
This code is available under the terms of the GNU General Public Lincense
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Updated daily during alpha development.