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Fig. 3 | Cancer Imaging

Fig. 3

From: CT imaging-based histogram features for prediction of EGFR mutation status of bone metastases in patients with primary lung adenocarcinoma

Fig. 3

Flowchart illustrating the histogram analysis in the study. a and b are axial and sagittal positions of original CT images obtained from a case with bone metastases of lung adenocarcinoma. 3D ROIs were segmented manually and reconstructed, as shown in the figure. Histogram features were generated automatically and selected by using the “MRMR” method

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