Sitorus RA, Aidilia Y, Siregar YH. Improving Image Quality in Hero Photos Using Grayscale Images Using the Histogram Equalization Method. bigint [Internet]. 2023 Jul. 31 [cited 2025 Sep. 19];1(2):70-6. Available from: https://www.journal.aira.or.id/index.php/bigint/article/view/780