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author | Brijeshcr | 2017-11-30 18:27:20 +0530 |
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committer | Brijeshcr | 2017-11-30 18:27:20 +0530 |
commit | c257cd7a7e766fb89332cca4fb367904767362ed (patch) | |
tree | 8f455c21cddfd7856cb53c9436319b2c68e4ab50 /help/en_US/cl2bp.xml | |
parent | cc5c7ee42c6cb2ab94dd0e0f6985778657ab47f5 (diff) | |
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Help files and functions
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-rw-r--r-- | help/en_US/cl2bp.xml | 75 |
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diff --git a/help/en_US/cl2bp.xml b/help/en_US/cl2bp.xml new file mode 100644 index 0000000..d91c257 --- /dev/null +++ b/help/en_US/cl2bp.xml @@ -0,0 +1,75 @@ +<?xml version="1.0" encoding="UTF-8"?> + +<!-- + * + * This help file was generated from cl2bp.sci using help_from_sci(). + * + --> + +<refentry version="5.0-subset Scilab" xml:id="cl2bp" xml:lang="en" + xmlns="http://docbook.org/ns/docbook" + xmlns:xlink="http://www.w3.org/1999/xlink" + xmlns:svg="http://www.w3.org/2000/svg" + xmlns:ns3="http://www.w3.org/1999/xhtml" + xmlns:mml="http://www.w3.org/1998/Math/MathML" + xmlns:scilab="http://www.scilab.org" + xmlns:db="http://docbook.org/ns/docbook"> + + <refnamediv> + <refname>cl2bp</refname> + <refpurpose>Constrained L2 bandpass FIR filter design.</refpurpose> + </refnamediv> + + +<refsynopsisdiv> + <title>Calling Sequence</title> + <synopsis> + h = cl2bp (m, w1, w2, up, lo, gridsize) + h = cl2bp (m, w1, w2, up, lo) + </synopsis> +</refsynopsisdiv> + +<refsection> + <title>Parameters</title> + <variablelist> + <varlistentry><term>m:</term> + <listitem><para> degree of cosine polynomial, i.e. the number of output coefficients will be m*2+1</para></listitem></varlistentry> + <varlistentry><term>w1 and w2:</term> + <listitem><para> bandpass filter cutoffs in the range 0 <= w1 < w2 <= pi, where pi is the Nyquist frequency</para></listitem></varlistentry> + <varlistentry><term>up:</term> + <listitem><para> vector of 3 upper bounds for [stopband1, passband, stopband2]</para></listitem></varlistentry> + <varlistentry><term>lo:</term> + <listitem><para> vector of 3 lower bounds for [stopband1, passband, stopband2]</para></listitem></varlistentry> + <varlistentry><term>gridsize:</term> + <listitem><para> search grid size; larger values may improve accuracy, but greatly increase calculation time.</para></listitem></varlistentry> + </variablelist> +</refsection> + +<refsection> + <title>Description</title> + <para> +This is an Octave function. +Constrained L2 bandpass FIR filter design. Compared to remez, it offers implicit specification of transition bands, a higher likelihood of convergence, and an error criterion combining features of both L2 and Chebyshev approaches. +</para> +</refsection> + +<refsection> + <title>Examples</title> + <programlisting role="example"><![CDATA[ +h = cl2bp(5, 0.3*pi, 0.6*pi, [0.02, 1.02, 0.02], [-0.02, 0.98, -0.02], 2^11) +h = + +0.038311 +0.082289 +-0.086163 +-0.226006 +0.047851 +0.307434 +0.047851 +-0.226006 +-0.086163 +0.082289 +0.038311 + ]]></programlisting> +</refsection> +</refentry> |