Ren, J., C. Yu, Z. Cai, M. Zhang, C. Chen, H. Zhao, S. Yi, and H. Li. “REFINE: Prediction Fusion Network for Panoptic Segmentation”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 35, no. 3, May 2021, pp. 2477-85, doi:10.1609/aaai.v35i3.16349.