Location

a

b

MBE (%)

RMSE (%)

r

Region 1

Yaoundé

Douala

−0.05

−0.04

0.90

0.98

0.36

−0.15

3.46

4.46

0.94

0.95

Region 2

N’Gaoundéré

−0.02

0.74

0.022

2.77

0.95

Region 3

Garoua

Maroua

−0.13

−0.15

1.10

1.13

0.03

−0.37

6.10

5.16

0.91

0.94