<div dir="ltr"><div>Yes.<br><br></div>The "specxy_anal function uses ezfftf.<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Oct 2, 2014 at 8:01 AM, Xi Chang <span dir="ltr"><<a href="mailto:xi.chang01@gmail.com" target="_blank">xi.chang01@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>Hi Dennis and NCL,<br><br></div>In this case, I compute the coherence from the "ezfftf" function for two variables X and Y.<br><br></div>how does the dof is computet in specxy_anal? can I use directly the dof produced from the "specxy_anal" function for my case?<br><br>Thanks<br></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Oct 2, 2014 at 3:49 PM, Dennis Shea <span dir="ltr"><<a href="mailto:shea@ucar.edu" target="_blank">shea@ucar.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">The dof is returned to you<br><br><pre>dof = <strong>specxy_anal</strong> (x,y,iopt,jave,pct)</pre>^^^<br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 30, 2014 at 1:37 PM, Xi Chang <span dir="ltr"><<a href="mailto:xi.chang01@gmail.com" target="_blank">xi.chang01@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Dear Dennis and NCL<div><br></div><div>thank you for the example. However i cant fint a way how to determine the degree of freedom (df) in this formulation. I just read the paper and did not find any info. How if my series is strongly auttocorrelated? </div><div>thank you for any hint.</div><span><font color="#888888"><div><br></div><div>Chang</div></font></span><div><div><div><br></div><div><br></div><br><div><br>On Tuesday, September 30, 2014, Dennis Shea <<a href="mailto:shea@ucar.edu" target="_blank">shea@ucar.edu</a>> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Please read<br><br><a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/specxy_anal.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Functions/Built-in/specxy_anal.shtml</a><br><br></div>there is a whole section on it .... including references.<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 30, 2014 at 1:12 PM, Xi Chang <span dir="ltr"><<a>xi.chang01@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi everyone,<br><div>would you please suggest me how to determine significance from the coherence resulting from two variables? just cant find any example how to do that.</div><div><br></div><div>Really appreciate for any hints.</div><div>thank you</div><span><font color="#888888"><div><br></div>Chang<span></span>
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