Coarse-to-Fine Vision-Language Pre-training with Fusion in the Backbone - Dou, Zi-Yi; Kamath, Aishwarya; Gan, Zhe; Zhang, Pengchuan; Wang, Jianfeng; Li, Linjie; Liu, Zicheng; Liu, Ce; LeCun, Yann; Peng, Nanyun; Gao, Jianfeng; Wang, Lijuan (Advances in Neural Information Processing Systems, 2022)