<div dir="ltr"><div><div>As noted in the previous response, your contour levels may not be appropriate for your data.<br><br></div>The NCL example at: <br><br><a href="http://www.ncl.ucar.edu/Applications/Scripts/hdf4sds_6.ncl">http://www.ncl.ucar.edu/Applications/Scripts/hdf4sds_6.ncl</a><br><br></div>is plotting layer nl=7 only. It puts as a title (nl+1) which is totally arbitrary => layer=8<br><br><pre> do nl=7,7 ; 0,nlayer-1
x1d = ndtooned( x(:,:,nl) ) ; <==== x(:,:,7)
res@gsnLeftString = x@long_name
res@gsnRightString = "layer="+(nl+1)
plot = gsn_csm_contour_map_ce(wks,x1d(ii), res)
end do<br><br></pre><pre>In *your* script, you are using layer 8 which is one layer higher than<br></pre><pre>the NCL example<br></pre><pre><br> data=f->latentHeat(:,:,8)<br><br></pre><pre>Hence, you are *not* plotting the same level. <br><br></pre><pre>As is often noted on ncl-talk .... look at your data<br><br><a href="http://www.ncl.ucar.edu/Document/Functions/Contributed/stat_dispersion.shtml">http://www.ncl.ucar.edu/Document/Functions/Contributed/stat_dispersion.shtml</a><br><br><b>opt = True<br>opt@PrintStat = True</b><br>statb = stat_dispersion(data, opt )<br><br><br></pre><pre>Further, your 'data' is for the <br> [scan | 3019] x [pixel | 208]<br><br></pre><pre>The NCL example if for a very small subspace of this array. <br>Please look at the example script. It has the following<br></pre><pre>which extracts data for a small spatial subset!<br></pre><pre><br> lat1d = ndtooned( lat )
lon1d = ndtooned( lon )
ii = ind(lon1d.ge.res@mpMinLonF .and. lon1d.le.res@mpMaxLonF .and. \
lat1d.ge.res@mpMinLatF)
<br> res@sfXArray = lon1d(ii)
res@sfYArray = lat1d(ii)<br><br> :<br> plot = gsn_csm_contour_map_ce(wks,x1d(ii), res)<br> statb = stat_dispersion(x1d(ii), opt ) ; just the current layer and spatial subset<br> <br><br></pre><pre>Good luck on your research.<br></pre><pre>I can not answer any more on this issue.<br><br></pre><pre><br></pre><pre><br></pre></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 18, 2014 at 9:37 AM, Adam Phillips <span dir="ltr"><<a href="mailto:asphilli@ucar.edu" target="_blank">asphilli@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>Hi Geeta,<br>I believe I answered this with my previous reply. It comes down to your chosen cnLevels. If you set them appropriately you will see the patterns. If you don't, and all the data falls in one contour level category, you won't see any patterns.<br></div>Adam <br></div><div class="gmail_extra"><div><div class="h5"><br><div class="gmail_quote">On Wed, Sep 17, 2014 at 11:17 PM, Geeta Geeta <span dir="ltr"><<a href="mailto:geetag54@yahoo.com" target="_blank">geetag54@yahoo.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div style="color:#000;background-color:#fff;font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt"><div><div><div style="color:rgb(0,0,0);font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt;background-color:rgb(255,255,255)"><div>Thanks Dennis. </div><div>I started using NCL a few days back only. The question in my mind is that If the same range of contour levels are used, (latent heat 200, 400 etc till 1800), It should be able to reproduce the pattern, may not be in the same COLOR. </div><div>That's not happening. </div><div>in the Figure <a href="http://www.ncl.ucar.edu/Applications/Images/hdf4sds_6_1_lg.png" target="_blank">http://www.ncl.ucar.edu/Applications/Images/hdf4sds_6_1_lg.png</a>, there is data of LH in the range of 600-1800. </div><div>But my Ps file
(attached) shows the entire swath to be 200. </div><div>May be I have missed something in my script which I am not able to figure out. </div><div>pls let me know where I am going wrong. </div><div>Geeta. </div> <div><div> <div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt"> <div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt"> <div dir="ltr"> <font face="Arial"> On Wednesday, 17 September 2014 7:46 PM, Dennis Shea <<a href="mailto:shea@ucar.edu" target="_blank">shea@ucar.edu</a>> wrote:<br clear="none"> </font> </div> <br clear="none"><br clear="none"> <div><div><div><div dir="ltr"><div><div><div><div>You are "not using the script
available on the NCL site"<br clear="none"></div>Then you say "I find that there is difference in the figures"<br clear="none"><br clear="none"></div><div>The NCL example shows 3 figures. You only show one. I assume the middle one<br clear="none"></div><div>is the one to which you are referring.<br clear="none"><br clear="none"></div><div>Yopu do not specify what the "difference" is but what do you expect?<br clear="none"></div> You used a different colormap, different contour levels, different mp resources.<br clear="none"></div> They should look different.<br clear="none">====<br clear="none"><br clear="none"></div>Respond only to ncl-talk with no salutation to an individual.<br clear="none"><div> <br clear="none"></div></div><div><br clear="none"><div>On Wed, Sep 17, 2014 at 3:41 AM, Geeta Geeta <span dir="ltr"><<a href="mailto:geetag54@yahoo.com" rel="nofollow" shape="rect" target="_blank">geetag54@yahoo.com</a>></span> wrote:<br clear="none"><blockquote style="margin:0px 0px 0px 0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid"><div><div><div style="color:rgb(0,0,0);font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt;background-color:rgb(255,255,255)"><div>Hi. </div><div><br clear="none"><br clear="none"></div><div style="display:block"><div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt"><div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt"><div><div><div><div style="color:rgb(0,0,0);font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif;font-size:12pt;background-color:rgb(255,255,255)"><div>I am trying to read HDF V6 data using the script (attached). </div><div>this script reads the data file from 2A12.100702.71931.6.HDF and plots the latent heat. </div><div><br clear="none"></div><div>I am not using the script
available on the NCL site. </div><div>so when I compare the plot available on the website (<a href="http://www.ncl.ucar.edu/Applications/Images/hdf4sds_6_1_lg.png" rel="nofollow" shape="rect" target="_blank">http://www.ncl.ucar.edu/Applications/Images/hdf4sds_6_1_lg.png</a>) and my own plot (ps file attached), I find that there is difference in the figures.</div><div><br clear="none"></div><div>I mean same data but the plots are different. </div><div><br clear="none"></div><div>can somebody help me. </div></div></div></div><span><font color="#888888"><br clear="none">Geeta<br clear="none"></font></span></div> </div> </div> </div> </div></div></div><br clear="none">_______________________________________________<br clear="none">
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<br></blockquote></div><br><br clear="all"><br></div></div><span class="HOEnZb"><font color="#888888">-- <br><div dir="ltr"><div><div><div><span><font color="#888888">Adam Phillips <br></font></span></div><span><font color="#888888">Associate Scientist, </font></span><span><font color="#888888">Climate and Global Dynamics Division, NCAR<br></font></span></div></div><div><span><font color="#888888"><a href="http://www.cgd.ucar.edu/staff/asphilli/" target="_blank">www.cgd.ucar.edu/staff/asphilli/</a> </font></span><span><font color="#888888"><a href="tel:303-497-1726" value="+13034971726" target="_blank">303-497-1726</a> </font></span></div><span><font color="#888888"></font></span><div><div><span><font color="#888888"><br></font></span><div><span><font color="#888888"><a href="http://www.cgd.ucar.edu/staff/asphilli" target="_blank"></a></font></span></div></div></div></div>
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