ss="code">function [featureMaps,csLevels] = centerSurround(pyr,params)</a>
0021 
0022 <a href="debugMsg.html" class="code" title="function debugMsg(message,varargin)">debugMsg</a>(<span class="string">''</span>,pyr);
0023 
0024 <span class="comment">% determine a few parameters</span>
0025 lp = params.levelParams;
0026 siz = size(pyr.levels(lp.mapLevel).data);
0027 numLevels = length(pyr.levels);
0028 
0029 <span class="comment">% have an exclusion map?</span>
0030 exclusionIdx = [];
0031 <span class="keywo