<div dir="ltr"><div><div>Thank u very much...<br><br></div>this is exactly what i want.<br><br></div>I will try this...hope it works this time...thanks once again</div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Dec 13, 2014 at 9:40 PM, Dennis Shea <span dir="ltr"><<a href="mailto:shea@ucar.edu" target="_blank">shea@ucar.edu</a>></span> wrote:<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>I found the description.<br><br><a href="http://www.cloudsat.cira.colostate.edu/ICD/2B-CLDCLASS/2B-CLDCLASS_PDICD_5.0.pdf" target="_blank">http://www.cloudsat.cira.colostate.edu/ICD/2B-CLDCLASS/2B-CLDCLASS_PDICD_5.0.pdf</a><br><br></div>page 42<br><br>-----------<br></div>NCL has a function<br><br><a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/dim_gbits.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Functions/Built-in/dim_gbits.shtml</a><br><br></div>that can be used to extract bits. (bits 1-4)<br><br></div>An example of usage is at: <br><br><a href="http://www.ncl.ucar.edu/Applications/HDF.shtml" target="_blank">http://www.ncl.ucar.edu/Applications/HDF.shtml</a><br><br><a href="http://www.ncl.ucar.edu/Applications/Scripts/hdf4eos_5.ncl" target="_blank">hdf4eos_5.ncl</a><br><br></div>You could take Example 2/3 as a base and then use dim_gits<br><br></div>Good luck<br><div><div><br><br><div><br><br><div><br><br><div><div><br><br></div></div></div></div></div></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Dec 13, 2014 at 8:44 AM, Dennis Shea <span dir="ltr"><<a href="mailto:shea@ucar.edu" target="_blank">shea@ucar.edu</a>></span> wrote:<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>This is offline.<br><br></div>Do you have any documentation on how cloud_scenario was constructed?<br></div>I do not know IDL so the code is not useful to me.<br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Dec 12, 2014 at 11:03 PM, Anusha sathyanadh <span dir="ltr"><<a href="mailto:anushacalicut@gmail.com" target="_blank">anushacalicut@gmail.com</a>></span> wrote:<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>Thank u very much for adding two more programs to the NCL cloudsat page..<br>Actually, i have seen this long back and plotted too..<br></div>my problem is not any of this..<br></div>I want to know about the cloud classification algorithm and how to execute it..<br></div>In short how to plot different clouds using cloud scenario values..<br><br></div>the IDL program in this link <a href="http://www.cloudsat.cira.colostate.edu/code_library/cldclass_png.pro" target="_blank">http://www.cloudsat.cira.colostate.edu/code_library/cldclass_png.pro</a> gives different clouds ..<br><br><br></div>sorry to disturb you again and again..<br><br></div>thanks a lot for ur support<br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Dec 13, 2014 at 2:43 AM, Dennis Shea <span dir="ltr"><<a href="mailto:shea@ucar.edu" target="_blank">shea@ucar.edu</a>></span> wrote:<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">See Examples 2 & 3 at<br><br><a href="http://www.ncl.ucar.edu/Applications/cloudsat.shtml" target="_blank">http://www.ncl.ucar.edu/Applications/cloudsat.shtml</a><br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Dec 11, 2014 at 2:57 AM, Anusha sathyanadh <span dir="ltr"><<a href="mailto:anushacalicut@gmail.com" target="_blank">anushacalicut@gmail.com</a>></span> wrote:<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Thank u very much..<br><br></div>I will take care of the suggestions next time onwards..<br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Dec 11, 2014 at 5:09 AM, 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><br>Please do not send direct emails to me. Only ncl-talk. The group is cc'd here.<br><br>ncl-talk expects people to put in the time to learn the language.<br></div>ncl-talk can not do programing for you.<br>====<br><div><br>There are two excellent tutorials at: <a href="http://www.ncl.ucar.edu/Document/Manuals/" target="_blank">http://www.ncl.ucar.edu/Document/Manuals/</a><br><div>Please look at the two DKRZ tutorials.<br></div><div><br>========<br></div><div>As noted on ncl-talk many times, the key to data processing is *KNOW YOUR DATA*<br><br></div>Please read the description of the 'ncl_filedump' command line operator.<br><div>This provides an overview of a file's contents.<br><br><a href="http://www.ncl.ucar.edu/Document/Tools/ncl_filedump.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Tools/ncl_filedump.shtml</a><br></div><div><br>========<br><br></div>%> ncl_filedump 2010153190053_21792_CS_2B-<div>CLDCLASS_GRANULE_P_R04_E03.hdf<br><br> Copyright (C) 1995-2014 - All Rights Reserved<br> University Corporation for Atmospheric Research<br> NCAR Command Language Version 6.2.0<br> The use of this software is governed by a License Agreement.<br> See <a href="http://www.ncl.ucar.edu/" target="_blank">http://www.ncl.ucar.edu/</a> for more details.<br><br>Variable: f<br>Type: file<br>filename: 2010153190053_21792_CS_2B-CLDCLASS_GRANULE_P_R04_E03<br>path: 2010153190053_21792_CS_2B-CLDCLASS_GRANULE_P_R04_E03.hdf<br> file global attributes:<br> HDFEOSVersion : HDFEOS_V2.5 <=*=*=*=*=*=*=*=*=<br> StructMetadata_0 : GROUP=SwathStructure <=*=*=*=*=*=*=*=*=<br> GROUP=SWATH_1<br> SwathName="2B-CLDCLASS"<br> GROUP=Dimension<br> OBJECT=Dimension_1<br> DimensionName="nray"<br> Size=37082<br> END_OBJECT=Dimension_1<br> OBJECT=Dimension_2<br> DimensionName="scalar"<br> Size=1<br> END_OBJECT=Dimension_2<br> OBJECT=Dimension_3<br> DimensionName="nbin"<br> Size=125<br> END_OBJECT=Dimension_3<br> END_GROUP=Dimension<br><br></div>[SNIP ...]<br>++++++++++++++++++++<br><br>Comment: This is a HDF-EOS file with a SWATH structure. <br>Unfortunately HDFEOS is a separate format from classic HDF.<br>In practice, a 2nd read must be implemented. NCL does this by<br>appending a .he2 (or .hdfeos) suffix to the file name when reading the file. NCL merges<br><div>the information from both reads. The hdf-eos part usually have latitude and longitude.<br></div><br><br><div>%> ncl_filedump 2010153190053_21792_CS_2B-CLDCLASS_GRANULE_P_R04_E03.hdf.he2<br><br>Copyright (C) 1995-2014 - All Rights Reserved<br> University Corporation for Atmospheric Research<br> NCAR Command Language Version 6.2.0<br> The use of this software is governed by a License Agreement.<br> See <a href="http://www.ncl.ucar.edu/" target="_blank">http://www.ncl.ucar.edu/</a> for more details.<br><br>Variable: f<br>Type: file<br>filename: 2010153190053_21792_CS_2B-CLDCLASS_GRANULE_P_R04_E03.hdf<br>path: 2010153190053_21792_CS_2B-CLDCLASS_GRANULE_P_R04_E03.hdf<br> file global attributes:<br><br></div><div>[SNIP ... you can ignore these here]<br><br> dimensions:<br> nray_2B_CLDCLASS = 37082<br> scalar_2B_CLDCLASS = 1<br> nbin_2B_CLDCLASS = 125<br> variables:<br> short cloud_scenario_2B_CLDCLASS ( nray_2B_CLDCLASS, nbin_2B_CLDCLASS )<br> hdfeos_name : cloud_scenario<br> valid_range : ( 0, 32767 )<br> units : none<br> long_name : Cloud scenario<br> offset : 0<br> factor : 1<br></div><div>[SNIP]<br> short Height_2B_CLDCLASS ( nray_2B_CLDCLASS, nbin_2B_CLDCLASS )<br> hdfeos_name : Height<br> _FillValue : -9999<br><br> float Longitude_2B_CLDCLASS ( nray_2B_CLDCLASS )<br> long_name : longitude<br> units : degrees_east<br> hdfeos_name : Longitude<br><br> float Latitude_2B_CLDCLASS ( nray_2B_CLDCLASS )<br> long_name : latitude<br> units : degrees_north<br> hdfeos_name : Latitude<br><br></div><div> float Profile_time_2B_CLDCLASS ( nray_2B_CLDCLASS )<br> hdfeos_name : Profile_time<br></div><div><br><br>=========<br></div><div>After looking at your file, it is *NOT* a latitude-longitude grid.<br></div><div>It is a satellite swath (time, location, height_profile)<br><br><br></div>Good luck<br></div><div><br><br> <br><br></div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Dec 3, 2014 at 11:29 PM, Anusha sathyanadh <span dir="ltr"><<a href="mailto:anushacalicut@gmail.com" target="_blank">anushacalicut@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>Dear Sir,<br><br></div>I wish to know how to plot lat-lon contour maps like those shown here <a href="https://www.ncl.ucar.edu/Applications/cloudsat.shtml" target="_blank">https://www.ncl.ucar.edu/Applications/cloudsat.shtml</a>, over Indian region by using 2B-CLDCLASS data..Am attaching one of the data file along with ..<br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Dec 3, 2014 at 11:40 AM, 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><div><div><div><div><div><div>ncl-talk does not have any of these files readily available. <br><br></div>wrt: 'how to plot lat-lon map using the data when the data is not on regular grids and is not a function of lat and lon separately'<br></div>This is not clear ... ?lat and lon separately?<br><br></div>The <a href="http://www.ncl.ucar.edu/Applications/Scripts/cloudsat_1.ncl" target="_blank">http://www.ncl.ucar.edu/Applications/Scripts/cloudsat_1.ncl</a><br></div>example file had the lat and lon as part of the file. <br><br></div>NCL can plt 'anything' if the lat/lon data are available.<br></div>egL satellite swath data: <a href="http://www.ncl.ucar.edu/Applications/HDF.shtml" target="_blank">http://www.ncl.ucar.edu/Applications/HDF.shtml</a><br><br></div>More cloudsat info is at:<br><div><div><div><div><div><br><div><div><a href="http://www.cloudsat.cira.colostate.edu/dataICDlist.php?go=list&path=/2B-CLDCLASS" target="_blank">http://www.cloudsat.cira.colostate.edu/dataICDlist.php?go=list&path=/2B-CLDCLASS</a><br><br></div><div>Good luck<br></div></div></div></div></div></div></div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On Tue, Dec 2, 2014 at 10:29 PM, Anusha sathyanadh <span dir="ltr"><<a href="mailto:anushacalicut@gmail.com" target="_blank">anushacalicut@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><div>Dear NCL users,<br><br></div>I have a doubt concerning how to to use cloudsat 2B-CLDCLASS data for vertical and horizontal classification of clouds. the product gives cloud_scenario and
height with dimension of (nbin,nray). I have gone through the ncl talks regarding this and tried the instructions listed. I could plot the satellite path and height from the data. but I wish to know how to plot lat-lon map using the data when the data is not on regular grids and is not a function of lat and lon separately...<br></div>cloud reflectivity lat lon map is plotted in this program <a href="https://www.ncl.ucar.edu/Applications/Scripts/cloudsat_1.ncl..is" target="_blank">https://www.ncl.ucar.edu/Applications/Scripts/cloudsat_1.ncl..is</a> it possible for cloud scenario??<br><div><div><br><br><br><br></div><div>waiting for your suggestions..<span><font color="#888888"><br><br><br><br></font></span></div><span><font color="#888888"><div>-- <br><div><div dir="ltr"><b style="color:rgb(0,0,0)"><i><span style="font-family:georgia,serif">ANUSHA SATHYANADH</span><br style="font-family:georgia,serif"><span style="font-family:georgia,serif">Senior Research Fellow</span><br style="font-family:georgia,serif"><span style="font-family:georgia,serif">Deparment of Atmospheric and Space Sciences</span><br style="font-family:georgia,serif"><span style="font-family:georgia,serif">Pune university</span><br></i></b><br></div></div>
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