Figure 4
From: Optimizing 3DCT image registration for interfractional changes in carbon-ion prostate radiotherapy

DVHs for the CTV and rectum on the planning CT and the treatment CTs ((A) CT1, (B) CT2, (C) CT3 and (D) CT4) with the intensity-based image registration, target-based image registration and WEPL-based image registration (case no. 2). This image is created by MATLAB R2021a, (Mathworks, Natick MA, USA, https://www.mathworks.com).