Study on Water Quality Inversion Model of Dianchi Lake Based on Landsat 8 Data

Table 3

Correlation index between DO and band.

Factor	R ^2
B7	0.562
B1	0.501
B1 + B7	0.580
B1 − B7	0.631
B1/B7	0.819
B1/(B1 + B7)	0.819
(B1 − B7)/(B1 + B7)	0.820
B1B7	0.400