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<?xml version="1.0" encoding="UTF-8"?>
<!--
*
* This help file was generated from oct_interp.sci using help_from_sci().
*
-->
<refentry version="5.0-subset Scilab" xml:id="oct_interp" 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>oct_interp</refname>
<refpurpose>function y = interp(x, q, n, Wc)</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>
y = interp(x, q)
y = interp(x, q, n)
y = interp(x, q, n, Wc)
</synopsis>
</refsynopsisdiv>
<refsection>
<title>Parameters</title>
<variablelist>
<varlistentry><term>x:</term>
<listitem><para> scalar or vector of complex or real numbers</para></listitem></varlistentry>
<varlistentry><term>q:</term>
<listitem><para> positive integer value, or logical</para></listitem></varlistentry>
<varlistentry><term>n:</term>
<listitem><para> positive integer, default value 4</para></listitem></varlistentry>
<varlistentry><term>Wc:</term>
<listitem><para> non decreasing vector or scalar, starting from 0 uptill 1, default value 0.5</para></listitem></varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para>
This is an Octave function.
This function upsamples the signal x by a factor of q, using an order 2*q*n+1 FIR filter.
The second argument q must be an integer. The default values of the third and fourth arguments (n, Wc) are 4 and 0.5 respectively.
</para>
</refsection>
<refsection>
<title>Examples</title>
<programlisting role="example"><![CDATA[
interp(1,2)
ans =
0.4792743 0.3626016
]]></programlisting>
</refsection>
</refentry>
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