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Low pass filtration

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26 Feb 2006 (Updated )

Takes an input vector and removes frequencies that exceed a chosen value.

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Description

HICUT.m takes an input signal (vector) and removes all frequencies that exceed a chosen value.

To find out how the function is implemented, place HICUT.m in your Matlab work folder and type "help hicut."

MATLAB release MATLAB 5.3 (R11)
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Comments and Ratings (1)
27 Oct 2006 Maciej Bartkowiak

A typical erroneous attempt to spectrum truncation based on FFT multiplication. Not optimized for long sequences (involves extremely long FFT). Most important bug: transform multiplication leads to circular convolution not linear convolution. NOT recommended!

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