Computer Vision: Algorithms and Applications, Richard Szeliski, 2022 (Springer) - An authoritative textbook on computer vision that covers foundational image processing techniques, offering insights into contrast enhancement methods like histogram equalization within a broader vision context.
CS131: Computer Vision - Lecture 2: Image Formation and Histograms, Silvio Savarese, 2018 (Stanford University) - Lecture slides from a prominent university computer vision course, providing an academic overview of image histograms and their application in contrast enhancement through equalization.