How to manipulate pixels of images so that it looks clearer? one simple technique is histogram equalization, but how to do this without python built in function: OpenCV?

The mapping function can be computed using a simple formula or using a lookup table for faster processing. Histogram equalization can be a useful image contrast enhancement method, particularly ...

We will learn the concepts of histogram equalization and use it to improve the contrast of our images ... After that, we will see OpenCV function. import cv2 import numpy as np from matplotlib import ...

It has a built-in function for histogram equalization that can be applied to any image. To use it, you need to open your image in ImageJ, and then go to Image > Adjust > Histogram Equalization.