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<refentry id="cauchyi">
<indexterm id="IndexCauchyiXClass"><primary>x-class noise generators</primary></indexterm>
<indexterm id="IndexCauchyi"><primary>cauchyi</primary></indexterm>
<refentryinfo><title>Signal Generators:Random (Noise) Generators</title></refentryinfo>
<refmeta>
<refentrytitle>cauchyi</refentrytitle>
</refmeta>
<refnamediv>
<refname>cauchyi</refname>
<refpurpose>
Cauchy distribution random number generator with
interpolation.
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<para>
Cauchy distribution random number generator with controlled
interpolation between values. This is an x-class noise
generator.
</para>
</refsect1>
<refsect1>
<title>Syntax</title>
<synopsis>ares <command>cauchyi</command> klambda, xamp, xcps</synopsis>
<synopsis>ires <command>cauchyi</command> klambda, xamp, xcps</synopsis>
<synopsis>kres <command>cauchyi</command> klambda, xamp, xcps</synopsis>
</refsect1>
<refsect1>
<title>Performance</title>
<para>
<emphasis>kalpha</emphasis> -- controls the spread from zero (big <emphasis>kalpha</emphasis> = big spread). Outputs both positive and negative numbers.
</para>
<para>
For more detailed explanation of these distributions, see:
<orderedlist>
<listitem>
<para>C. Dodge - T.A. Jerse 1985. Computer music. Schirmer books. pp.265 - 286</para>
</listitem>
<listitem>
<para>D. Lorrain. A panoply of stochastic cannons. In C. Roads, ed. 1989. Music machine . Cambridge, Massachusetts: MIT press, pp. 351 - 379.</para>
</listitem>
</orderedlist>
</para>
<para>
<emphasis>xamp</emphasis> -- range over which random numbers are distributed.
</para>
<para>
<emphasis>xcps</emphasis> -- the frequency which new random
numbers are generated.
</para>
</refsect1>
<refsect1>
<title>Examples</title>
<para>
Here is an example of the cauchyi opcode. It uses the file <ulink url="examples/cauchyi.csd"><citetitle>cauchyi.csd</citetitle></ulink>.
<example>
<title>Example of the cauchyi opcode.</title>
<para>See the sections <link linkend="UsingRealTime"><citetitle>Real-time Audio</citetitle></link> and <link linkend="CommandFlags"><citetitle>Command Line Flags</citetitle></link> for more information on using command line flags.</para>
<xi:include href="examples-xml/cauchyi.csd.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
</example>
</para>
</refsect1>
<refsect1>
<title>See Also</title>
<para>
<link linkend="cauchy"><citetitle>cauchy</citetitle></link>
</para>
</refsect1>
<refsect1>
<title>Credits</title>
<para>
<simplelist>
<member>Author: &namejohn;</member>
<member>Bath</member>
<member>May 2011</member>
<member>New in version 5.14</member>
</simplelist>
</para>
</refsect1>
</refentry>
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