rs,eigs]=dpsschk(tapers,N,Fs) </strong></div>

<h2><a name="_description"></a>DESCRIPTION <a href="#_top"><img alt="^" border="0" src="../../../up.png"></a></h2>
<div class="fragment"><pre class="comment"> Helper function to calculate tapers and, if precalculated tapers are supplied, 
 to check that they (the precalculated tapers) the same length in time as
 the time series being studied. The length of the time series is specified
 as the second input argument N. Thus if precalculated tapers have
 dimension