Bala Shanmukha Sowmya Javvadhi, and D.V. Manjula. “Preprocessing and Augmentation Techniques to Improve Hand Gesture Recognition Accuracy”. Journal of Image Processing and Artificial Intelligence 11, no. 3 (October 4, 2025): 9–21. Accessed June 19, 2026. https://www.matjournals.net/engineering/index.php/JOIPAI/article/view/2516.