Path Loss Channel Model for Inland River Radio Propagation at 1.4 GHz

Table 2

The RMSE model selection results.

Models	Measurements
	ITU-R land-path 1%	13.7119	9.3384	7.5479
ITU-R land-path 10%	14.3341	9.3848	9.1265
ITU-R land-path 50%	14.6268	9.4386	9.7505
ITU-R sea-path 1%	21.0225	30.3053	26.2342
ITU-R sea-path 10%	19.6629	28.7838	25.0719
ITU-R sea-path 50%	18.7016	27.7185	24.146
ITU-R mixed-path 1%	14.4477	15.1869	15.0571
ITU-R mixed-path 10%	13.2697	14.1991	13.6386
ITU-R mixed-path 50%	12.5827	13.7837	12.9074
Free space model	30.4055	42.5521	25.4202
Okumura-Hata (suburban)	9.2825	18.8068	1.8525
Okumura-Hata (urban)	7.8181	8.0515	12.9709
REL model	33.3084	44.2648	28.2632
IR model	4.6159	6.3594	1.8310

The smaller RMSE value means better matching degree.