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Table 3 The coefficients of determination (R2) and coefficients of variation (CV) of relationships of yield versus VI, yield versus VI × AbdFL, yield versus VI × (AbdSE-Lf + AbdSS-LF) and yield versus VI × AbdSS-LF

From: Remote estimation of rapeseed yield with unmanned aerial vehicle (UAV) imaging and spectral mixture analysis

 

R 2

CV (%)

VI

VI × AbdFL

VI × (AbdSE-LF + AbdSS-LF)

VI × AbdSS-LF

VI

VI × AbdFL

VI × (AbdSE-LF + AbdSS-LF)

VI × AbdSS-LF

CIgreen

0.33

0.6

0.71

0.75

25.8

20.1

16.9

15.7

VARI

0.43

0.6

0.73

0.81

23.8

19.8

16.4

13.8

RVI

0.47

0.69

0.74

0.78

23.0

17.5

16.2

14.8

NDVI

0.51

0.46

0.79

0.83

22.0

23.1

14.5

13.0

CIred edge

0.72

0.6

0.82

0.82

16.7

20.0

13.5

13.4

EVI

0.74

0.5

0.78

0.82

16.2

22.4

14.8

13.4

DVI

0.78

0.55

0.8

0.82

14.8

21.3

14.2

13.4

RDVI

0.78

0.61

0.8

0.82

14.9

19.8

14.1

13.2

TVI

0.78

0.55

0.8

0.82

14.7

21.3

14.2

13.3

SAVI

0.81

0.52

0.81

0.83

13.7

21.8

13.9

12.8