<div dir="ltr">Hey,<div><br></div><div>Try</div><div><span style="font-family:arial,sans-serif;font-size:13px">figure; imagesc(coh.freq, coh.freq2, coh.powspctrm)   ; % change coh.cohspctrm -> coh.powspctrm</span><br style="font-family:arial,sans-serif;font-size:13px"></div><div class="gmail_extra"><br></div><div class="gmail_extra">That should to the trick. If it works please modify the code on the page too. :)</div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><div><font color="#000000">--</font></div><div><font color="#000000">Regards,<br></font></div><div><span style="font-family:arial,sans-serif;font-size:13px;background-color:rgb(255,255,255)"><div style="text-align:left"><font color="#000000">Kousik Sarathy, S</font></div></span></div><div style="text-align:left"><br></div></div></div></div></div></div>