J Med Phys Close
 

Figure 1: Conventional gamma maps (a series), relative dose difference maps (b series) and modified gamma maps for over- and under-dose area enhancement (c series) for a 20×20 cm2 (first and second rows), and a MLC field (third and fourth rows) for 5 pixels transition and for 5° rotation (first and third rows, respectively) with 3%/2.5 mm criteria

Figure 1: Conventional gamma maps (a series), relative dose difference maps (b series) and modified gamma maps for over- and under-dose area enhancement (c series) for a 20×20 cm<sup>2</sup> (first and second rows), and a MLC field (third and fourth rows) for 5 pixels transition and for 5° rotation (first and third rows, respectively) with 3%/2.5 mm criteria