Pharmacokinetic parameters and radiomics model based on dynamic contrast enhanced MRI for the preoperative prediction of sentinel lymph node metastasis in breast cancer

Table 1 Radiomic features derived from the images

Calculation Methods	Radiomics Features	Feature Numbers
Histogram	Frequency size, Quantile, Variance, Kurtosis, Skewness, etc.	42
GLSZM	Size Zone Variability, Large Area Emphasis, High Intensity Emphasis etc.	11
Haralick matrix	HaraEntroy, Contrast, Inverse Difference Moment, Sum Average, Sum Variance	10
Form factor matrix	Maximum 3D Diameter, Spherical Disproportion, Sphericity, Surface Area, etc.	9
GLCM	ClusterProminence_AllDirection_offset1, Correlation_AllDirection_offset1, GLCMEnergy_angle45_offset4, etc.	144
RLM	Grey Level Non-Uniformity All Direction, High Grey Level Run Emphasis Angle Offset, Run Length Non-uniformity Angle Offset, etc.	180

ISSN: 1470-7330