TABLE 4.

Concordant Features Across All Pairs for the T2‐weighted MRI Exams, With A: No Preprocessing, B: 32‐bin Grayscale Discretization, C: 64‐bin Grayscale Discretization, D: z‐score Normalization, E: z‐score Normalization +32‐bin Grayscale Discretization, and F: z‐score Normalization +64‐bin Grayscale Discretization

	A	B	C	D	E	F
Number of Concordant Features	11 (12.1%)	7 (7.7%)	7 (7.7%)	26 (28.6%)	4 (4.4%)	4 (4.4%)
firstorder_10Percentile				×	×	×
firstorder_90Percentile	×	×	×
firstorder_InterquartileRange	×	×	×	×	×	×
firstorder_MeanAbsoluteDeviation	×	×	×
firstorder_Mean	×	×	×
firstorder_RobustMeanAbsoluteDeviation	×	×	×	×	×	×
firstorder_RootMeanSquared	×	×	×
glcm_JointAverage	×
glcm_Contrast				×
glcm_DifferenceAverage	×			×
glcm_DifferenceEntropy				×
glcm_DifferenceVariance				×
glcm_JointEntropy				×
glcm_Idm				×
glcm_Idmn				×
glcm_Id				×
glcm_Idn				×
glcm_InverseVariance				×
glcm_SumEntropy				×
glrlm_GrayLevelNonUniformity				×
glrlm_RunLengthNonUniformity	×
glrlm_RunPercentage				×
glrlm_RunVariance				×
gldm_DependenceEntropy				×
gldm_DependenceNonUniformity				×
gldm_DependenceNonUniformityNormalized				×
gldm_DependenceVariance				×
gldm_GrayLevelNonUniformity				×
gldm_LargeDependenceEmphasis				×
gldm_LargeDependenceHighGrayLevelEmphasis				×
gldm_SmallDependenceHighGrayLevelEmphasis				×
gldm_SmallDependenceLowGrayLevelEmphasis	×	×	×		×	×
ngtdm_Complexity				×
ngtdm_Contrast	×