Please describe the answer of the following question
Question- An organ with a tumor is imaged. In the resulting image, the organ has intensity Io, and the tumor has intensity It>Io.
Part 1- Which of the following methods can improve the local contrast if the organ is treated as
background:
A- Multiplying the image by a constant?
B- Subtracting a constant 0
I want help to explain the methods can improve the local contrast.