Fig. 2
From: Leveraging hybrid biomarkers in clinical endpoint prediction
Example of decreased density areas in a tumor. Rows from top to bottom represent cavitation, reticulation, and air-bronchogram sign phenomena, respectively. Meanwhile columns A to C show illustration of the internal features, the tumor mask, and an example of CT scan for each case. The solid and non-solid components are designated by white and black colors in the first column, respectively