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<?xml version="1.0" encoding="UTF-8"?>
<!--
*
* This help file was generated from wconv.sci using help_from_sci().
*
-->
<refentry version="5.0-subset Scilab" xml:id="wconv" 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>wconv</refname>
<refpurpose>Performs 1D or 2D convolution.</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>
y = wconv (type, x, f)
y = wconv (type, x, f, shape)
</synopsis>
</refsynopsisdiv>
<refsection>
<title>Parameters</title>
<variablelist>
<varlistentry><term>type:</term>
<listitem><para> convolution type.</para>
<para> * 1 or "1" for 1D convolution.</para>
<para> * 2 or "2" for 2D convolution.</para>
</listitem></varlistentry>
<varlistentry><term>x:</term>
<listitem><para> Signal vector or matrix.</para></listitem></varlistentry>
<varlistentry><term>f:</term>
<listitem><para> FIR filter coefficients.</para></listitem></varlistentry>
<varlistentry><term>shape:</term>
<listitem>
<para> * "full", computes the full one/two-dimensional convolution. It is the default value.</para>
<para> * "same", computes the central part of the convolution of the same size as x.</para>
<para> * "valid", computes the convolution parts without the zero-padding of x.</para>
</listitem></varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para>
It performs 1D or 2D convolution between the signal x and the filter coefficients f.
</para>
</refsection>
<refsection>
<title>Examples</title>
<programlisting role="example"><![CDATA[
a = [1 2 3 4 5];
b = [7 8 9 10];
wconv(1, a, b)
]]></programlisting>
</refsection>
<refsection>
<title>Authors</title>
<simplelist type="vert">
<member>Sonu Sharma, RGIT Mumbai (fellow at FOSSEE, IIT Bombay)</member>
</simplelist>
</refsection>
</refentry>
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