Breast Cancer Analysis using OpenCV and ML/DL

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I'm working on a project and it is on the early stages, it is a simple Machine Learning application (I guess) but I cannot find anything similar on Kaggle to get references. I have some macro breast cancer images, you can find an example here, and I want to first get the shape of the "meat", doing measurements (simple algebra can do that), and then get the "cancer" (the white thing) and measure how close it is to the border