Table 2 The results of radiomics feature selection based on cross-validation
Sequence | Feature number | Individual features |
|---|---|---|
US | 10 | log_sigma_2_0_mm_3D_glcm_Correlation log_sigma_2_0_mm_3D_gldm_DependenceEntropy log_sigma_3_0_mm_3D_glrlm_RunEntropy log_sigma_4_0_mm_3D_glcm_Imc2 original_glszm_SmallAreaLowGrayLevelEmphasis wavelet_HHH_firstorder_Median wavelet_HHH_glcm_Autocorrelation wavelet_HHL_glszm_SmallAreaEmphasis wavelet_HLL_glszm_ZoneVariance wavelet_LLL_glszm_LargeAreaHighGrayLevelEmphasis |
CEUS | 10 | log_sigma_2_0_mm_3D_firstorder_RootMeanSquare log_sigma_4_0_mm_3D_glcm_Imc2 log_sigma_5_0_mm_3D_glcm_DifferenceEntropy log_sigma_5_0_mm_3D_glrlm_GrayLevelNonUniformityNormalized wavelet_HLL_firstorder_Mean wavelet_HLL_glcm_MaximumProbability wavelet_HLL_glrlm_ShortRunEmphasis_ce wavelet_LHH_gldm_LargeDependenceHighGrayLevelEmphasis wavelet_LHL_ngtdm_Contrast wavelet_LLH_firstorder_InterquartileRange |
US + CEUS | 10 | log_sigma_2_0_mm_3D_glcm_Correlation_tra log_sigma_4_0_mm_3D_glcm_Imc2_tra original_glszm_SmallAreaLowGrayLevelEmphasis_tra wavelet_HHL_glszm_SmallAreaEmphasis_tra wavelet_LLL_glszm_LargeAreaHighGrayLevelEmphasis_tra log_sigma_2_0_mm_3D_glcm_Correlation_tra log_sigma_4_0_mm_3D_glcm_Imc2_tra original_glszm_SmallAreaLowGrayLevelEmphasis_tra wavelet_HHL_glszm_SmallAreaEmphasis_tra wavelet_LLL_glszm_LargeAreaHighGrayLevelEmphasis_tra |