Li, Yaoyi, and Hongtao Lu. “Natural Image Matting via Guided Contextual Attention”. Proceedings of the AAAI Conference on Artificial Intelligence 34, no. 07 (April 3, 2020): 11450-11457. Accessed March 28, 2024. https://ojs.aaai.org/index.php/AAAI/article/view/6809.