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Digital filter in IDL [message #5370] Fri, 01 December 1995 00:00 Go to previous message
yafeng is currently offline  yafeng
Messages: 4
Registered: December 1995
Junior Member
Does anyone know if there is a butterworth filter in IDL?

There is a filter called digital_filter in IDL. It is supposed not
to cause phase shift. But when I implemented this digital filter
in to my data, it does cause phase shift. Anybody tried this
routine?

Thanks a lot.

Yafeng Li

IDL programmmer

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