GEM: A General Evaluation Benchmark for Multimodal Tasks Lin Su author Nan Duan author Edward Cui author Lei Ji author Chenfei Wu author Huaishao Luo author Yongfei Liu author Ming Zhong author Taroon Bharti author Arun Sacheti author 2021-08 text Findings of the Association for Computational Linguistics: ACL-IJCNLP 2021 Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication su-etal-2021-gem 10.18653/v1/2021.findings-acl.229 https://aclanthology.org/2021.findings-acl.229/ 2021-08 2594 2603