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<div class="fragment"><pre>0001 <a name="_sub0" href="#_subfunctions" class="code">function [PC,CVCxx,VCxx] = apcax(Gxx)</a>
0002 <span class="comment">% APCAX  Compute principal components and cumulated virtual coherences</span>
0003 <span class="comment">%</span>
0004 <span class="comment">%       [PC,CVCxx,VCxx] = apcax(Gxx)</span>
0005 <span class="comment">%</span>
0006 <span class="comment">%       PC          Principal components based on Gxx, N/2+1-by-R</span>
0007 <span class="com