Algorithm Input and Output Data Definition (IODD)#
Input data#
Parameter |
Description |
Shape/Amount |
|---|---|---|
L1B TB |
L1B Brightness Temperature at L, C and X-bands (both H and V polarization) |
Full swath or swath section (Nscans, Npos) |
L1B NeΔT |
Random radiometric uncertainty of the channels |
Full swath or swath section (Nscans, Npos) |
Output data#
Parameter |
Description |
Units |
Dimensions |
|---|---|---|---|
lon |
Longitude [0\(^{\circ}\), 360\(^{\circ}\)] |
deg East |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
lat |
Latitude [90\(^{\circ}\)S, 90\(^{\circ}\)N] |
deg North |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
time |
seconds since YYYY-MM-DD 00:00:00 UTC |
seconds |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
TB_L |
L1b Brightness Temperature at L-band |
K |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
TB_L_E |
L1b Enhanced Brightness Temperature at L-band |
K |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
SM |
Soil Moisture |
m\(^{3}\)/m\(^{3}\) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
SM_E |
Enhanced Soil Moisture |
m\(^{3}\)/m\(^{3}\) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
VOD |
Vegetation Optical Depth |
- |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
VOD_E |
Enhanced Vegetation Optical Depth |
- |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
albedo |
Vegetation single scattering albedo |
- |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
EASE row index |
Row index in EASE2 grid |
- |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
EASE column index |
Column index in EASE2 grid |
- |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
TB_L_RMSE |
RMSE between measured and modeled TB |
K |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
TB_L_E_RMSE |
RMSE between enhanced and modeled TB |
K |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
scene_flags |
Flag to indicate difficult inversion situations |
8-bit flag |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
status_flag |
Product quality flag |
n/a |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
Ancillary data#
Parameter |
Description |
Shape/Amount |
|---|---|---|
CIMR_SWF |
CIMR Surface Water Fraction |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
CIMR_LST |
CIMR Land Surface Temperature |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
LST |
Land Surface Temperature (from ECMWF) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
soil_texture |
Clay fraction (from FAO) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
LCC |
IGBP Land Cover type Classification (from MODIS) |
(17, xdim\(_{grid}\), ydim\(_{grid}\)) |
albedo |
Vegetation single scattering albedo (from SMOS-IC) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
H |
Surface roughness information (from SMOS-IC) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
DEM |
Digital Elevation Model |
(xdim\(_{grid}\), ydim\(_{grid}\)) |
hydrology_mask |
CIMR Hydrology Target mask ([RD-1, MRD-854]) |
(xdim\(_{grid}\), ydim\(_{grid}\)) |