<div dir="ltr"><div>Read the 'addfiles' documentation. In particular, Example 2, ....<br><br><a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/addfiles.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Functions/Built-in/addfiles.shtml</a><br></div><div><br><br>==<br><br></div><div>; all files in the same directory<br></div><div> diri = "./"<br></div><div> fili = (/ "Model_A.nc", "Model_Bnc", "Model_C.nc",/)<br></div><div> fils = diri + fili<br></div><div> print(fils)<br><br></div><div>; different directories<br> diri = (/ "/ADIR/" , "/BDIR/" , "/CDIR/" /)<br><div> fili = (/ "Model_A.nc", "Model_Bnc", "Model_C.nc",/)<br></div><div> fils = diri + fili<br></div> print(fils)<br><br><pre> f = <b>addfiles</b> (fils, "r") ; note the "s" of <a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/addfile.shtml" target="_blank"><b>addfile</b></a>
<a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/ListSetType.shtml" target="_blank"><b>ListSetType</b></a> (f, "join")
</pre><pre> T = f[:]->T ; read T from all files
<a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/printVarSummary.shtml" target="_blank"><b>printVarSummary</b></a> (T)</pre>
</div><div>
The <a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/printVarSummary.shtml" target="_blank"><b>printVarSummary</b></a> procedure yields:
<pre> Variable: T
Number of Dimensions: 5
Dimensions and sizes: <br> [ncl_join | 5] x [lev | 5] x [lat | 48] x [lon | 96]<br></pre><pre>or<br><br> Dimensions and sizes: <br> [ncl_join | 5] [time | 100] x [lev | 5] x [lat | 48] x [lon | 96]<br><br></pre></div><div> Tmean = dim_avg_n_Wrap(T, 0)<br></div><div> printVarSummary(Tmean)<br></div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, May 19, 2015 at 4:48 PM, Adv <span dir="ltr"><<a href="mailto:advita6@gmail.com" target="_blank">advita6@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><div><div><div>Hi ,<br></div>I would like to calculate the ensemble mean of three different model data sets with same time , lat and lon coordinate. <br></div>For example,<br></div>X(time,lat,lon) Model1<br>X1(time,lat,lon) Model2<br>X2(time,lat,lon) Model3<br></div>Could someone explain me, how to accomplish the ensemble mean?<br><br></div>Thanks,<br></div>Adv<br></div>
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