Open nmassey001 opened 3 years ago
netcdf { // Example 2 // An aggregated data variable whose aggregated data comprises two fragments. // Each fragment spans half of the aggregated time dimension and the whole of // the other three aggregated dimensions. One fragment is stored in an // external file and the other is stored in the same dataset as variable // temp2. The fragment stored in the same dataset has different but // equivalent units to the aggregation variable, and omits the size 1 level // dimension. dimensions: // Aggregated dimensions time = 12 ; level = 1 ; latitude = 73 ; longitude = 144 ; // Fragment dimensions f_time = 2 ; f_level = 1 ; f_latitude = 1 ; f_longitude = 1 ; // Extra dimensions i = 4 ; j = 2 ; variables: // Data variable double temp ; temp:standard_name = "air_temperature" ; temp:units = "K" ; temp:cell_methods = "time: mean" ; temp:aggregated_dimensions = "time level latitude longitude" ; temp:aggregated_data = "location: aggregation_location file: aggregation_file format: aggregation_format address: aggregation_address" ; // Coordinate variables double time(time) ; time:standard_name = "time" ; time:units = "days since 2001-01-01" ; double level(level) ; level:standard_name = "height_above_mean_sea_level" ; level:units = "m" ; double latitude(latitude) ; latitude:standard_name = "latitude" ; latitude:units = "degrees_north" ; double longitude(longitude) ; longitude:standard_name = "longitude" ; longitude:units = "degrees_east" ; // Aggregation definition variables int aggregation_location(i, j) ; string aggregation_file(f_time, f_level, f_latitude, f_longitude) ; string aggregation_format ; string aggregation_address(f_time, f_level, f_latitude, f_longitude) ; // Fragment variable double temp2(time, latitude, longitude) ; temp:units = "degreesC" ; // global attributes: :Conventions = "CF-1.9 CFA-0.6" ; data: temp = _ ; time = 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ; aggregation_location = 6, 6, 1, _, 73, _, 144, _ ; aggregation_file = "January-June.nc", _ ; aggregation_format = "nc" ; aggregation_address = "temp", "temp2" ; temp2 = 4.5, 3.0, 0.0, -2.6, -5.6, -10.2, _ ; }