Development and Validation of a Radiomics Nomogram for Prognosis Prediction of Patients with Acute Paraquat Poisoning: A Retrospective Cohort Study

Figure 3

Image segmentation diagram. (a) Seed points were selected in three higher density lesions, lower density lesions, and normal lung tissue in both lungs. (b) The seed points began to grow. (c) Growth of seed points completed basically. (d) ROI obtained after manual modification.

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