> > Hi Yuan, > > > > I tried to upload files to the link you provided, but the interface was > > very clunky, only allowing me to upload one file at a time. As an > > alternative, I have uploaded the files to my GDrive so that you can > > download them. You can grab them at the following link: > > > > https://drive.google.com/drive/folders/1Q31h1N_y5DDHqSKR4IrTAWBN8GCM_36p?usp=sharing > > > > All of these sweep files are in DORADE format and originate from a > > non-WSR88D radar. The 360 degree surveillance sweeps have "PPI" in the > > filename. The RHI sweeps have "RHI" in the filename and are directed at > > an azimuth of 70 degrees. > > > > Thanks for your assistance. > > > > David > > Hi David, > > I tried to use the ncml to join a couple datasets, result is not what I > expected. The only > join I can do is "joinExisting", "joinNew" should be the one, but not working > for radial datatype. > > I will look into the RHI file this weekend or early next week. > > Yuan > Hi David, Sorry for the delay, I am too deep into isentropic feature development. The problem with the RHI file is that the missing value attribute is missing. The attached ncml file shows you how to add this attribute, please take a look. Yuan > > > > > > > On 1/24/2018 10:20 AM, Unidata IDV Support wrote: > > >> Hello, > > >> > > >> I am trying to use IDV (v5.4 for a Win10 OS) to display radar data for > > >> laboratory applications in a mesoscale meteorology course. Based on the > > >> user guide, display of radar data in IDV seems to be optimized for > > >> WSR-88D volume data. I have been able to display 88D data that resides > > >> locally on one of my disks. My 88D data is contained within DORADE > > >> format sweep files (i.e., each file contains only a single sweep of > > >> data). When I load a sequence of sweep files that represents one volume > > >> of 88D data, the IDV interface seems to interpret each file as a > > >> separate volume. Also, I am unable to implement any of the 3D > > >> functionality of IDV (e.g., reconstructed RHIs) with the collection of > > >> sweep files. Can you provide any guidance on how to address this > > >> issue? Do I need to amalgamate the individual sweep files into a single > > >> volume file (DORADE or UF format)? > > > Hi David, > > > > > > We can probably work out something to join the sweep files into a volume > > > file, please > > > upload two or three sample sweep files you want to display as a volume: > > > > > > https://ramadda.unidata.ucar.edu/repository/alias/idvupload > > > > > > I will give it a try and explain to you in more details. > > >> I am also trying to display non-88D data in IDV; specifically, data from > > >> radars employed in various research field campaigns. I have run into > > >> the same problems as described above for surveillance scans. However, I > > >> have encountered more serious problems when trying to load and display > > >> DORADE-format RHI sweep files. Most of the time IDV crashes when I try > > >> to display these files (without any obvious diagnostic). When it does > > >> not crash, the data scaling is way off (sometimes on the order of > > >> 1e38). Is IDV capable of displaying actual RHI scans? If so, what > > >> could be causing this problem? > > > In theory the answer is yes if the data format is what the IDV can > > > handle. Again, > > > upload a sample for me to see what the problem is. > > >> Finally, I would also like to display gridded radar data contained > > >> within netcdf files. Does the ingest of this type of data occur by > > >> going through the General->Files interface of the data chooser? > > > If it is a CF complaint netCDF file, there should be no problem. > > > > > > > > > Yuan > > >> Many thanks, > > >> > > >> David > > >> > > >> -- > > >> David Kingsmill > > >> Research Scientist > > >> University of Colorado, Boulder > > >> Cooperative Institute for Research in Environmental Sciences (CIRES) > > >> 311 UCB > > >> MacAllister/SEEC Building, Room N279 > > >> 4001 Discovery Drive > > >> Boulder, CO 80303 > > >> > > >> Email: address@hidden > > >> Phone: (303) 735-4333 > > >> > > >> > > > > > > Ticket Details > > > =================== > > > Ticket ID: LTV-211426 > > > Department: Support IDV > > > Priority: Normal > > > Status: Open > > > =================== > > > NOTE: All email exchanges with Unidata User Support are recorded in the > > > Unidata inquiry tracking system and then made publicly available through > > > the web. If you do not want to have your interactions made available in > > > this way, you must let us know in each email you send to us. > > > > > > > > > > -- > > David Kingsmill > > Research Scientist > > University of Colorado, Boulder > > Cooperative Institute for Research in Environmental Sciences (CIRES) > > 311 UCB > > MacAllister/SEEC Building, Room N279 > > 4001 Discovery Drive > > Boulder, CO 80303 > > > > Email: address@hidden > > Phone: (303) 735-4333 > > > > > Ticket Details =================== Ticket ID: LTV-211426 Department: Support IDV Priority: Normal Status: Closed =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.
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