<div dir="ltr"><div><div>If q(nlat,mlon) and prob(nlat,mlon) and the probabiliy units are percent (%),<br><br><br></div> q = where ( prob.le.95, q@_FillValue, q) <br><br></div>NCL graphics ignore (ie, will not plot) wherever it encounters a _FillValue<br><div><br><a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/where.shtml">http://www.ncl.ucar.edu/Document/Functions/Built-in/where.shtml</a><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Aug 1, 2016 at 9:23 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">Hi Dennis,<div><br></div><div>So, is it correct if I plot like this:</div><div><br></div><div><pre style="margin-top:0px;margin-bottom:0px;padding:0px;font-size:13.3333px;line-height:16px;font-family:courier;border-style:solid;border-width:0px 0px 15px;border-color:transparent;color:rgb(0,0,0)">prob = (1.-<strong style="white-space:normal;font-size:13.3333px;margin:0px;padding:0px;color:rgb(133,45,133);font-family:verdana,sans-serif">betainc</strong><span style="white-space:normal;font-size:13.3333px">(df/(df+tval^2),df/2.0,b)</span>)*100. </pre><pre style="margin-top:0px;margin-bottom:0px;padding:0px;font-size:13.3333px;line-height:16px;font-family:courier;border-style:solid;border-width:0px 0px 15px;border-color:transparent;color:rgb(0,0,0)">In the example that you pointed out, it is not really clear for me.</pre><span class="HOEnZb"><font color="#888888"><pre style="margin-top:0px;margin-bottom:0px;padding:0px;font-size:13.3333px;line-height:16px;font-family:courier;border-style:solid;border-width:0px 0px 15px;border-color:transparent;color:rgb(0,0,0)"><br></pre><pre style="margin-top:0px;margin-bottom:0px;padding:0px;font-size:13.3333px;line-height:16px;font-family:courier;border-style:solid;border-width:0px 0px 15px;border-color:transparent;color:rgb(0,0,0)">Chang</pre></font></span></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Mar 17, 2016 at 9:32 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"><div>See example 2 of<br><br><a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/betainc.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Functions/Built-in/betainc.shtml</a><br><br>---<br></div>If you are testing at the 5% level (0.05) and prob is < 0.05, it is significant.<br><br><br></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On Thu, Mar 17, 2016 at 2:10 PM, Xi Chang <span dir="ltr"><<a href="mailto:xi.chang01@gmail.com" target="_blank">xi.chang01@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr"><div>Hallo NCL,</div><div><br></div><div>I looked at exampled <a href="https://www.ncl.ucar.edu/Document/Functions/Built-in/regCoef-1.shtml" target="_blank">2</a>, which is exactly my case. But it's not clear after getting "prob" defined as :<span style="color:rgb(0,0,0);font-family:courier;font-size:13.3333px;line-height:16px"> </span></div><div><br></div><div><strong style="font-size:13.3333px;line-height:16px;margin:0px;padding:0px;text-decoration:none;color:rgb(133,45,133);font-family:verdana,sans-serif">prob= betainc</strong><span style="color:rgb(0,0,0);font-family:courier;font-size:13.3333px;line-height:16px">(df/(df+tval^2),df/2.0,b)</span></div><div><br></div>How could I determine that only signals that are statistically significant at 95% will be shown in the plot.<div><br></div><div>any help?</div><div>Thanks</div><span><font color="#888888"><div><br></div><div>Chang<br><div><br></div><div><br></div></div></font></span></div>
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