Zhang, Xi, and Jiyue Wang. “Contourlet-Based Non-Local Mean via Retinex Theory for Robot Infrared Image Enhancement”. EAI Endorsed Transactions on Scalable Information Systems 9, no. 4 (January 5, 2022): e10. Accessed May 16, 2024. https://publications.eai.eu/index.php/sis/article/view/323.