Thank you so much for your quick reply and the important information provided, Andras Lasso. However, I am not being able to perform that. I followed your tips, I have downloaded the CTChest Sample Data once I did not have any volume, imported the both models into a segmentation node and selected the Segment Editor. Here, I selected the CTChest as Master volume and when I press the logical operators button appears this dialogue box window:
After that, the models are reshaped, as shown in the next image, and the operators don’t work.
