Re: my test NetCDF file (CF metadata)

Ramesh_S_Mantri wrote:

> On Wednesday 20 July 2005 07:51 am, John Caron wrote:
>  
>
> > ok, i didnt notice the file you already sent.
> >
> > change to this:
> >
> >   float FieldData(y, x);
> >     FieldData:long_name = "2 Meter Temperature";
> >     FieldData:units = "Kelvin";
> >     FieldData:coordinates = "lat lon";
> >     FieldData:grid_mapping = "Lambert";
> >   float Lambert;
> >     Lambert:long_name = "Lambert";
> >     Lambert:grid_mapping_name = "lambert_conformal_conic";
> >     Lambert:longitude_of_central_meridian = 234.206;
> >     Lambert:standard_parallel = 60.0, 30.0;
> >
> > i would also remove "unused" dimension if possible , just for clarity.
> >
> > non-standard coordinate variable are identified by the "coordinates"
> > attribute
> >    
>
> John,
>   thanks. That helped. I have one more question pertaining to this
> same topic.
>
> I have been able to view most of info pertaining to metadata. The tool
> also identified lat-lon to be Coordinate Variables etc. 
>
> I have not been able to view something important, however.
> It is the proper spatial association of data values.
>
> We have the following variables:
> lat(x, y), lon(x, y) and data(x, y)
>
> How does one verify that data(i, j) is associated with 
> lat(i, j) and lon(i, j)? Any sort of verification tool would be helpful.
>
> With that I'll be able to move on to other tasks. Thanks.
> sincerely,
> Ramesh
>
> P.S: I couldn't find a way to declare static variables using the API and get
>      rid of unused dimension.
>  
The file i looked at has the x,y variables with dummy values. These 
should be the values in km of the coordinate on the projection plane.

for a scalar, use an empty dimension array

Dimension[] dims = new Dimension[];

instead of

Dimension[] dims = new Dimension[] {unusedDim};