Table 1 Variations in the bias (Buoy – ASAR) and RMSE with the sea state before and after the RMA calibration.

From: A global sea state dataset from spaceborne synthetic aperture radar wave mode data

Range (m) Description No. Collocations Bias (m) RMSE (m)
Raw Calibrated Raw Calibrated
0.50–1.25 Slight 4548 −0.43 −0.22 0.54 0.44
1.25–2.50 Moderate 13031 −0.16 −0.03 0.40 0.41
2.50–4.00 Rough 7362 0.14 0.13 0.52 0.59
4.00–6.00 Very Rough 2622 0.38 0.18 0.74 0.75
6.00–9.00 High 507 0.46 −0.04 0.89 0.87
9.00–14.00 Very High 19 0.74 −0.06 0.92 0.62