<?xml version="1.0" encoding="UTF-8"?> <!-- * * This help file was generated from shanwavf.sci using help_from_sci(). * --> <refentry version="5.0-subset Scilab" xml:id="shanwavf" 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>shanwavf</refname> <refpurpose></refpurpose> </refnamediv> <refsynopsisdiv> <title>Calling Sequence</title> <synopsis> [psi,x]=shanwavf(lb,ub,n,fb,fc) </synopsis> </refsynopsisdiv> <refsection> <title>Parameters</title> <variablelist> <varlistentry><term>lb:</term> <listitem><para> Real or complex valued vector or matrix</para></listitem></varlistentry> <varlistentry><term>ub:</term> <listitem><para> Real or complex valued vector or matrix</para></listitem></varlistentry> <varlistentry><term>n:</term> <listitem><para> Real valued integer strictly positive</para></listitem></varlistentry> <varlistentry><term>fb:</term> <listitem><para> Real or complex valued vector or matrix, strictly positive value for scalar input</para></listitem></varlistentry> <varlistentry><term>fc:</term> <listitem><para> Real or complex valued vector or matrix, strictly positive value for scalar input</para></listitem></varlistentry> </variablelist> </refsection> <refsection> <title>Description</title> <para> This is an Octave function This function implements the complex Shannon wavelet function and returns the value obtained. The complex Shannon wavelet is defined by a bandwidth parameter FB, a wavelet center frequency FC on an N point regular grid in the interval [LB,UB]. </para> </refsection> <refsection> <title>Examples</title> <programlisting role="example"><![CDATA[ 1. [a,b]=shanwavf (2,8,3,1,6) a = [-3.8982e-17 + 1.1457e-31i 3.8982e-17 - 8.4040e-31i -3.8982e-17 + 4.5829e-31i] b = [2 5 8] 2. [a,b]=shanwavf(1,2,1,[2,2;i,2],[-1,2;-i,i]) a = [-5.5128e-17 - 2.7005e-32i -5.5128e-17 + 5.4010e-32i; 8.6404e+06 + 8.6404e+06i -1.9225e-22 - 0.0000e+00i] b = 2 ]]></programlisting> </refsection> </refentry>