Relational model

Statistical relationship

RMSE

SSE

R²

NDSI

Relation 1

0.22

250.77

0.60

Relation 2

0.19

176.26

0.72

Relation 3

0.19

175.47

0.72

S3

Relation 1

0.21

231.9

0.63

Relation 2

0.18

178.7

0.71

Relation 3

0.18

178.2

0.71

New thermal index

Relation 1

0.17

36.77

0.72

Relation 2

0.17

36.23

0.72

Relation 3

0.16

35.73

0.72