Table 3:
List of features that were selected more than 30% of the time and their selected frequency.
| Feature Names | Manual segmentation | DL segmentatio n |
|---|---|---|
| PLU | 98% | 95% |
| FBC_z_log.sigma.5.0.mm.3D_glcm_InverseVariance | 55% | - |
| FBC_z_log.sigma.5.0.mm.3D_glcm_MaximumProbability | - | 51% |
| FBC_z_original_glcm_DifferenceVariance | 31% | - |
| FBC_z_wavelet.LH_glcm_InverseVariance | 81% | 31% |
| FBC_HE_log.sigma.2.0.mm.3D_glcm_InverseVariance | - | 43% |
| FBC_HE_log.sigma.5.0.mm.3D_gldm_DependenceVariance | 40% | - |
| FBC_HE_original_glcm_Contrast | - | 70% |
| FBC_HE_wavelet.HL_glszm_GrayLevelNonUniformity | - | 82% |
| FBS_z_wavelet.HH_ngtdm_Complexity | - | 39% |
| FBS_z_wavelet.HL_glcm_Correlation | - | 33% |
| FBS_z_wavelet.HL_glcm_SumSquares | - | 52% |
| FBS_z_wavelet.HL_glrlm_GrayLevelNonUniformity | - | 38% |
| FBS_z_wavelet.HL_ngtdm_Busyness | - | 62% |
| FBS_z_wavelet.HL_ngtdm_Contrast | 60% | - |
| FBS_z_wavelet.LH_gldm_DependenceVariance | 36% | - |
| FBS_HE_log.sigma.2.0.mm.3D_gldm_DependenceVariance | 76% | 86% |
| FBS_HE_log.sigma.2.0.mm.3D_glszm_LargeAreaHighGrayLevelEmphasis | - | 47% |
| FBS_HE_log.sigma.5.0.mm.3D_glszm_LargeAreaHighGrayLevelEmphasis | 41% | - |
| FBS_HE_wavelet.HH_glszm_SizeZoneNonUniformityNormalized | - | 55% |
| FBS_HE_wavelet.HL_gldm_GrayLevelNonUniformity | - | 64% |
| FBS_HE_wavelet.LH_glcm_ClusterShade | 65% | 72% |
| FBS_HE_wavelet.LH_gldm_DependenceVariance | 56% | 30% |
| FBS_HE_wavelet.LH_glszm_GrayLevelVariance | 59% | 93% |
PLU: relative location of placenta to uterus; FBC: fixed bin count; FBS: fixed bin size; z: z score normalization; HE: histogram equalization; Log: Laplacian of Gaussian filter.