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Table 7 Predictive abilities, per trait (EH, GY, and PH) and average across traits (μ), as training set size increases (OTS 1, 2, and 3), for GET (genotype x environment x trait) and GWT (genotype x environmental covariates x trait) kernels, for the HEL (Helix) and USP (University of Sao Paulo) datasets. Ne: number of information used as the training set; prediction accuracies for EH: ear height, GY: grain yield, and PH: plant height; %: the percentage increase between that value and the value immediately above; OTS: optimized training set. Here, Ne was added with the check’s information into the original sample sizes, being 9 information for HEL and 12 information for USP

From: Enviromic-based kernels may optimize resource allocation with multi-trait multi-environment genomic prediction for tropical Maize

  

PREDICTION ABILITY

   

GET

    

GWT

  

OTS

Ne

EH

GY

PH

μ

Ne

EH

GY

PH

μ

HEL

1

155

0.61

0.47

0.56

0.55

102

0.43

0.42

0.38

0.41

2

306

0.67

0.56

0.66

0.63

206

0.54

0.50

0.48

0.51

%

+ 97

+ 9.8

+ 19.1

+ 17.9

+ 14.5

+ 100

+ 25.6

+ 19

+ 26,3

+ 24.4

3

436

0.72

0.60

0.72

0.68

300

0.64

0.60

0.63

0.62

%

+ 42

+ 7.5

+ 7,1

+ 9

+ 7.9

+ 45

+ 18,5

+ 20

+ 31.2

+ 21.6

USP

1

267

0.47

0.28

0.48

0.41

107

0.22

0.19

0.32

0.24

2

533

0.52

0.34

0.56

0.47

224

0.31

0.23

0.36

0.30

%

+ 99.6

+ 10.6

+ 21.4

+ 16.7

+ 14.6

+ 87.5

+ 40.9

+ 21

+ 12.5

+ 25

3

775

0.56

0.40

0.61

0.52

326

0.43

0.35

0.54

0.44

%

+ 45.4

+ 7.7

+ 17.6

+ 8.9

+ 10.6

+ 43

+ 38.7

+ 52.2

+ 50

+ 46.7