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develancer / filtfilt

Simple command line utility for zero-phase linear filtering on the fly
GNU General Public License v3.0
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What is AR? #1

Open KatkayApps opened 5 years ago

KatkayApps commented 5 years ago

Hi there, thanks for posting this code. Can you tell me what is AR?

thanks

develancer commented 5 years ago

AR stands for the auto-regressive (feedback) part of a digital filter, as opposed to the FIR (feedforward) part of the filter. See the Wikipedia for the detailed description. a₀ is set to 1 in this implementation.