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<html><head><title>makenoise</title></head><body bgcolor=white><h1 align=center>Description of the program: <font color=Blue>makenoise</font></h1><hr>Depending on whether the <font color=blue>-0</font> flag is set iteither takes (possibly multivariate) data and adds adesired amount of noise to it or it just creates a series of randomnumbers with zero mean. <hr><h2 align=center>Usage:</h2><center><font color=Red>makenoise [Options]</font><p>Everything not being a valid option will be interpreted as a potential datafile name. Given no datafile at all, means read stdin. Also <font color=Red>-</font> means stdin<p>Possible options are:<p><table border=2><tr><th>Option<th>Description<th>Default</tr><tr><th>-l#<td>number of points to use<td>whole file</tr><tr><th>-x#<td>number of lines to be ignored<td>0</tr><tr><th>-m#<td>number of columns to be used<td>1</tr><tr><th>-c#<td><a href=../general.html#column>column(s) to be read</a><td>1</tr><tr><th>-%#<td>noiselevel in percent<td>5</tr><tr><th>-r#<td>absolute noiselevel (or absolute variance if -g is set)<td>not set</tr><tr><th>-g<td>add gaussian noise instead of uniform<td>uniform</tr><tr><th>-I#<td>change the seed of the random number generator<br>If # = 0, the seed is taken from the time command, which means<br>the seed is set to the number of seconds since Jan 1st, 1970<td>some fixed value</tr><tr><th>-0<td>Don't read any data file, just generate random numbers with zeromean. (Requires <font color=blue>-r</font> and <fontcolor=blue>-l</font>)<td>not set</tr><tr><th>-o#<td><a href=../general.html#outfile>output file name</a><td>-o without a name given: 'datafile'.noi<br>(or stdin.noi if data were read from stdin)<br>If no -o is given data are written to stdout</tr><tr><th>-V#<td><a href=../general.html#verbosity>verbosity level</a><br> 0: only panic messages<br> 1: add input/output messages<td>1</tr><tr><th>-h<td>show these options<td>none</tr></table></center><hr><h2 align=center>Description of the Output:</h2>The output consists of the noisy time series.<hr>View the <a href="../../source_c/makenoise.c">C-sources</a>. View <a href="../../source_c/routines/rand.c">rand.c</a>.<hr><a href=../contents.html>Table of Contents</a> * <a href="../../index.html" target="_top">TISEAN home</a></body></html>⌨️ 快捷键说明
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