Microwave Emission and Scattering from Ocean Surface Waves in the Southern Beaufort Sea

Table 3

Correlation matrix (Pearson’s 𝑟) of observed variables. The number of samples of each variable is 111.

	𝑇𝑏89H	𝑇𝑏89V	𝑇𝑏37H	𝑇𝑏37V	𝐻𝑚0	PSD	𝑇𝑤	𝑈
𝑇𝑏89H	1
𝑇𝑏89V	0.93	1
𝑇𝑏37H	0.97	0.88	1
𝑇𝑏37V	0.85	0.91	0.87	1
𝐻𝑚0	0.80	0.72	0.78	0.55	1
PSD	0.71	0.64	0.70	0.52	0.92	1
𝑇𝑤	0.25	0.44	0.16	0.21	0.25	0.20	1
𝑈	0.06	−0.02	0.09	−0.08	0.24	0.21	0.09	1

Note: 𝑇_𝑏89H: brightness temperature at 89 GHz H-polarization (K).
𝑇_𝑏89V: brightness temperature at 89 GHz V-polarization (K).
𝑇_𝑏37H: brightness temperature at 37 GHz H-polarization (K).
𝑇_𝑏37V: brightness temperature at 37 GHz V-polarization (K).
𝐻_𝑚0: significant wave height (cm).
PSD: wave power spectral density (m²/Hz).
𝑇_𝑤: water temperature (°C).
𝑈: wind speed (m/s).
Numerals in bold represent statistically significant correlation at the 95% confidence level.