8 Multivariate Analysis
93
a.
.
b
45
40
35
30
25
20
15
10
5
1
2.0
1.5
1.0
0.5
0.0
MAPE 42.7162
MAD
0.2987
MSD
0.1759
Accuracy Measures
n
F1
Actual
Fits
Variable
Spatial Analysis Plot for F1
Linear Trend Model
F1 = 0.819 + 0.0013×n
45
40
35
30
25
20
15
10
5
1
2.5
2.0
1.5
1.0
0.5
0.0
MAPE 46.3395
MAD
0.3422
MSD
0.2220
Accuracy Measures
n
F2
Actual
Fits
Variable
Spatial Analysis Plot for F2
Linear Trend Model
F2 = 0.977 - 0.00289×n
Fig. 8.1 Spatial analysis plots and GIS maps of a FL1 data (Yb, Sc, Ta, Ce, La, Th, Nd, Hf, U,
Sm, Zr, Mn, W, Co). Outlier sites: St. 13, 14, 24, 30, 35; b FL2 data (Al, Li, Sr, V, Fe, Ba and As).
Outlier sites: St. 2, 3, 24, 38