<div dir="ltr"><div class="gmail_default" style="font-size:small">You can try poisson_grid_fill.</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">See:</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style><a href="http://www.ncl.ucar.edu/Applications/grid_fill.shtml">http://www.ncl.ucar.edu/Applications/grid_fill.shtml</a><br></div><div class="gmail_default" style><br></div><div class="gmail_default" style>for some examples.</div><div class="gmail_default" style><br></div><div class="gmail_default" style>--Mary</div><div class="gmail_default" style><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Jan 5, 2015 at 4:18 AM, Tabish Ansari <span dir="ltr"><<a href="mailto:tabishumaransari@gmail.com" target="_blank">tabishumaransari@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 class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e">Hi</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e">I have some raingauge station data (say 50 stations). And I have an empty matrix (which corresponds to a WRF domain matrix) say with 100 x 100 grids (total of 10,000 grids). Now I know the particular i,j locations where those raingauge stations are present. I can explicitly fill that empty matrix with the known values. Still the remaining (10000 - 50) grids will be empty. Now I want to draw a contour plot out of that data where I get interpolated data over the grids with no value. </div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e">How can I achieve that in NCL? I can surely not fill those empty grids with zero, because that itself will be a new information which is false.</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e">Your help is solicited.</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#45818e">regards</div><div><div><div dir="ltr"><font face="trebuchet ms, sans-serif" color="#3d85c6"><br></font></div><div dir="ltr"><font face="trebuchet ms, sans-serif" color="#3d85c6">Tabish U Ansari</font><div><font face="trebuchet ms, sans-serif" color="#3d85c6">MS Research Scholar<br>Environmental & Water Resources Engineering Division</font></div><div><font face="trebuchet ms, sans-serif" color="#3d85c6">Department of Civil Engineering</font></div><div><font face="trebuchet ms, sans-serif" color="#3d85c6">IIT Madras</font></div></div></div></div>
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