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NAME

math::filters - Digital filters

Table Of Contents

SYNOPSIS

package require Tcl 8.6
package require TclOO
package require math::filters ?0.1?

::math::filters::filterButterworth lowpass order samplefreq cutofffreq
::math::filters::filter coeffs data
::math::filters::filterObj new coeffs yinit
$filterObj filter x
$filterObj reset

DESCRIPTION

The math::filters package implements digital filters, notably Butterworth low-pass and high-pass filters. The procedures allow to filter an entire data series as well as filter data one by one.

PROCEDURES

The package defines the following public procedures:

KEYWORDS

digital, filtering

CATEGORY

Mathematics

COPYRIGHT

Copyright © 2020 by Arjen Markus