sig] = <a href="ftestc.html" class="code" title="function [Fval,A,f,sig,sd] = ftestc(data,params,p,plt)">ftestc</a>(data,params,p,plt);
0065 <span class="keyword">if</span> isempty(f0);
0066    fmax=<a href="findpeaks.html" class="code" title="function xmax=findpeaks(data,threshold)">findpeaks</a>(Fval,sig);
0067    freqs=cell(1,C);
0068    Amps=cell(1,C);
0069    datafit=data;
0070    <span class="keyword">for</span> ch=1:C;
0071        fsig=f(fmax(ch).loc);
0072        freqs{ch}=fsig;
0073       