Table 7 Cross validation results for all models.

From: Context is key: normalization as a novel approach to sport specific preprocessing of KPI’s for match analysis in soccer

Model

Train (R2%)

Test (CV (R2% ± SD%))

Blocking performance LR

55.30

51.50 ± 12.07

Tackling performance LR

42.84

39.70 ± 12.16

Raw KPIS GBM

61.76

49.90 ± 7.25

Normalized KPIs GBM

45.53

37.16 ± 4.11

Combined performance GBM

70.11

57.83 ± 2.37

KPIs and possession GBM

66.72

56.96 ± 2.57

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