Table 2.
List of poorly-reproducible GTV features on simulation vs first fraction images and their interclass correlation (ICC < 75 %).
| Feature | Interclass Correlation (ICC) |
|---|---|
| original_firstorder_RootMeanSquared | 31.6 % |
| original_glcm_JointAverage | 27.9 % |
| original_glcm_Contrast | 11.8 % |
| original_gldm_HighGrayLevelEmphasis | 8.3 % |
| original_firstorder_Range | 26.1 % |
| original_gldm_DependenceNonUniformityNormalized | 60.9 % |
| original_glszm_LargeAreaLowGrayLevelEmphasis | 45.9 % |
| original_glcm_DifferenceEntropy | 66.7 % |
| original_gldm_LargeDependenceHighGrayLevelEmphasis | 29.3 % |
| original_ngtdm_Strength | 28.6 % |
| original_glszm_GrayLevelVariance | 11.0 % |
| original_glcm_SumAverage | 27.9 % |
| original_glszm_ZoneVariance | 74.1 % |
| original_firstorder_InterquartileRange | 51.6 % |
| original_firstorder_Maximum | 23.3 % |
| original_firstorder_90Percentile | 35.0 % |
| original_firstorder_10Percentile | 39.9 % |
| original_firstorder_Variance | 14.5 % |
| original_glcm_ClusterTendency | 16.3 % |
| original_glszm_SmallAreaHighGrayLevelEmphasis | 7.7 % |
| original_glcm_DifferenceVariance | 9.8 % |
| original_glszm_LargeAreaEmphasis | 74.1 % |
| original_glszm_SmallAreaEmphasis | 58.5 % |
| original_gldm_DependenceVariance | 69.3 % |
| original_glcm_SumSquares | 15.2 % |
| original_firstorder_Skewness | 73.3 % |
| original_glszm_ZonePercentage | 73.5 % |
| original_glrlm_GrayLevelVariance | 14.2 % |
| original_glrlm_ShortRunHighGrayLevelEmphasis | 8.3 % |
| original_firstorder_RobustMeanAbsoluteDeviation | 50.0 % |
| original_firstorder_Mean | 31.5 % |
| original_firstorder_Energy | 22.8 % |
| original_firstorder_Median | 31.4 % |
| original_gldm_SmallDependenceHighGrayLevelEmphasis | 5.8 % |
| original_glszm_HighGrayLevelZoneEmphasis | 9.1 % |
| original_glrlm_HighGrayLevelRunEmphasis | 8.4 % |
| original_gldm_GrayLevelVariance | 14.5 % |
| original_glcm_Autocorrelation | 8.0 % |
| original_ngtdm_Contrast | 52.6 % |
| original_gldm_SmallDependenceEmphasis | 69.3 % |
| original_ngtdm_Complexity | 2.9 %% |
| original_glcm_ClusterProminence | 1.3 % |
| original_firstorder_MeanAbsoluteDeviation | 44.3 % |
| original_glcm_ClusterShade | 6.0 % |
| original_glrlm_LongRunHighGrayLevelEmphasis | 8.8 % |
| original_glcm_DifferenceAverage | 37.9 % |
| original_glszm_SizeZoneNonUniformity | 69.0 % |
| original_glszm_SizeZoneNonUniformityNormalized | 54.3 % |
| original_firstorder_TotalEnergy | 22.8 % |
ICC=Interclass correlation