Table 5. Summarized values of the Variance, Covariance, “a” parameter, Attenuation coefficients, and DII equation generated from analysis of Landsat-8 OLI data

Band	Variance	Band Pairs	Covariance	a	Ki/Kj	Depth in variant index (DII)
Ln (B2)	0.159	Ln (B2) vs Ln (B3)	0.108214	0.371	1.438	Y = ln(B2) – 1.438 × ln (B3)
Ln (B3)	0.078	Ln (B2) vs Ln (B4)	0.071017	0.837	2.141	Y = ln(B2) – 2.141 × ln (B4)
Ln (B4)	0.040	Ln (B3) vs Ln (B4)	0.052665	0.365	1.430	Y = ln(B3) – 1.430 × ln (B4)