[gradsusr] how to read a hdf5 format file by GrADS?

James E Johnson james.johnson at nasa.gov
Thu Jul 10 13:12:50 EDT 2014


On Thursday 10 July 2014 12:53:53 chunchun wrote:
> Hi James,
> 
> This file is from the NDVI files of RAMS.
> 
> I tried h5dump -H NDVI_APR_70N090E.h5,it worked,and the result is showed
>  below:
> 
> HDF5 "NDVI_APR_70N090E.h5" {
> GROUP "/" {
>    DATASET "30-second_ndvi_data" {
>       DATATYPE  H5T_IEEE_F32LE
>       DATASPACE  SIMPLE { ( 1201, 1201 ) / ( 1201, 1201 ) }
>    }
> }
> }
> 
> the latitude and longitude in the file name is the location of SW corner.So
>  I'll try to create the .ctl  file ad read it.

Yeah, that's bad too. If one were to rename the file, you'd lose the 
geographic information. Of course there is no information describing the 
geographic extent (5 deg, 10 deg, ?? deg), and which corner not sure how you 
know its the SW corner.

James

> 
> 
> Thanks a lot!
> 
> Chunchun
> ________________________________________



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