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Re: 19990608: sparse grids

  • Subject: Re: 19990608: sparse grids
  • Date: Tue, 08 Jun 1999 16:45:17 -0600
Nan,

> To: address@hidden
> From: Nan Rosenbloom <address@hidden>
> Subject: sparse grids
> Organization: NCAR
> Keywords: 199906082237.QAA09694

In the above message, you wrote:

> I use netcdf format extensively for sparse grids (3260 points out of
> 5520).  But in order to use ncview I believe I need to use a full grid.
> But that requires me to fill the missing points with thousands of
> background points (I have 2412 values for each gridcell).
> 
> Can you advise on a good way to add these background values without
> ballooning the file size?
> 
> thanks -
> 
> nanr

The size of a netCDF file won't "ballon" if you replace missing values
with actual ones -- unless the netCDF file has a very unusual structure.

If you'll send me a CDL version of a typical netCDF file (generated via
"ncdump -h") I'll verify that statement.

--------
Steve Emmerson   <http://www.unidata.ucar.edu>