Models | POM | SPM | Dubois model | Oh model | AIEM |
Frequency available (GHz) | All | Low frequency | 1.5 - 11 | 1.5 - 9 | All |
Incidence angle (𝜃) | <35˚ | >35˚ - 40˚ | 30˚ - 65˚ | 10˚ - 70˚ | All |
Surface | Rough | Smooth | All | All | All |
RMS (𝑠) cm | 𝑘 ⋅ 𝑠 > 2 All | 𝑘 ⋅ 𝑠 < 0.3 | 0.3∼3, 𝑘 ⋅ 𝑠 < 2.5𝑘 | 𝑘 ⋅ 𝑠 < 5 | All |
Correlation length | 𝑘 ⋅ 𝑙 > 6, 𝑙2 > 2.76 ⋅ 𝑠 ⋅ 𝜆 | 𝑘 ⋅ 𝑙 < 3, 𝑠/𝑙 < 0.3 | _ | Full polarimetric | All |