MOMA-LRG: Language-Refined Graphs for Multi-Object Multi-Actor Activity Parsing - Luo, Zelun; Durante, Zane; Li, Linden; Xie, Wanze; Liu, Ruochen; Jin, Emily; Huang, Zhuoyi; Li, Lun Yu; Wu, Jiajun; Niebles, Juan Carlos; Adeli, Ehsan; Li, Fei-Fei (Advances in Neural Information Processing Systems, 2022)