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Table 4 Variable importance analysis of the best ANN

From: Phenotyping date palm varieties via leaflet cross-sectional imaging and artificial neural network application

Variable

Normalized importance

Ratio

100.0%

Number

84.5%

Residual Error

77.6%

Form factor

77.5%

Ratio2

73.7%

Salesman Ratio

71.1%

Rectangularity

61.3%

Eccentricity

57.4%

Aspect ratio

52.0%