Fig 1.
Radiomics workflow.
Table 1.
47 texture features from intensity histogram and texture metrics: GLCM, GLRLM, GLSZM and NGTDM.
Table 2.
Features show statistical difference between GTVr and GTV-GTVr regions.
Fig 2.
Intensity-based histogram comparison between recurrent (GTV) and non-recurrent regions (GTV-GTVr) in all patients (n = 14, REC001-REC014).
Fig 3.
Pearson correlation coefficient matrix on the paired differences of the seven significant features.
Fig 4.
Box plots of the significant features, differentiating the recurrent and the non-recurrent regions.
Fig 5.
Two-dimensional scatter plot of the recurrent and non-recurrent regions based on the first two principal components derived from the seven significant features.