| 2021 | Generative Imagination Elevates Machine Translation. | Quanyu Long, Mingxuan Wang, Lei Li |
| 2021 | On the Transferability of Minimal Prediction Preserving Inputs in Question Answering. | Shayne Longpre, Yi Lu, Chris DuBois |
| 2021 | Contextualized Perturbation for Textual Adversarial Attack. | Dianqi Li, Yizhe Zhang, Hao Peng, Liqun Chen, Chris Brockett, Ming-Ting Sun, Bill Dolan |
| 2021 | Unsupervised Vision-and-Language Pre-training Without Parallel Images and Captions. | Liunian Harold Li, Haoxuan You, Zhecan Wang, Alireza Zareian, Shih-Fu Chang, Kai-Wei Chang |
| 2021 | FITAnnotator: A Flexible and Intelligent Text Annotation System. | Yanzeng Li, Bowen Yu, Quangang Li, Tingwen Liu |
| 2021 | Improving Pretrained Models for Zero-shot Multi-label Text Classification through Reinforced Label Hierarchy Reasoning. | Hui Liu, Danqing Zhang, Bing Yin, Xiaodan Zhu |
| 2021 | Neural Quality Estimation with Multiple Hypotheses for Grammatical Error Correction. | Zhenghao Liu, Xiaoyuan Yi, Maosong Sun, Liner Yang, Tat-Seng Chua |
| 2021 | Everything Has a Cause: Leveraging Causal Inference in Legal Text Analysis. | Xiao Liu, Da Yin, Yansong Feng, Yuting Wu, Dongyan Zhao |
| 2021 | QuadrupletBERT: An Efficient Model For Embedding-Based Large-Scale Retrieval. | Peiyang Liu, Sen Wang, Xi Wang, Wei Ye, Shikun Zhang |
| 2021 | Self-Alignment Pretraining for Biomedical Entity Representations. | Fangyu Liu, Ehsan Shareghi, Zaiqiao Meng, Marco Basaldella, Nigel Collier |
| 2021 | Noisy Self-Knowledge Distillation for Text Summarization. | Yang Liu, Sheng Shen, Mirella Lapata |
| 2021 | On Learning Text Style Transfer with Direct Rewards. | Yixin Liu, Graham Neubig, John Wieting |
| 2021 | Counterfactual Data Augmentation for Neural Machine Translation. | Qi Liu, Matt J. Kusner, Phil Blunsom |
| 2021 | When and Why a Model Fails? A Human-in-the-loop Error Detection Framework for Sentiment Analysis. | Zhe Liu, Yufan Guo, Jalal Mahmud |
| 2021 | Noisy-Labeled NER with Confidence Estimation. | Kun Liu, Yao Fu, Chuanqi Tan, Mosha Chen, Ningyu Zhang, Songfang Huang, Sheng Gao |
| 2021 | RefSum: Refactoring Neural Summarization. | Yixin Liu, Zi-Yi Dou, Pengfei Liu |
| 2021 | MultiOpEd: A Corpus of Multi-Perspective News Editorials. | Siyi Liu, Sihao Chen, Xander Uyttendaele, Dan Roth |
| 2021 | Text Generation from Discourse Representation Structures. | Jiangming Liu, Shay B. Cohen, Mirella Lapata |
| 2021 | Improving Cross-Modal Alignment in Vision Language Navigation via Syntactic Information. | Jialu Li, Hao Tan, Mohit Bansal |
| 2021 | Contextual Domain Classification with Temporal Representations. | Tzu-Hsiang Lin, Yipeng Shi, Chentao Ye, Yang Fan, Weitong Ruan, Emre Barut, Wael Hamza, Chengwei Su |
| 2021 | Differentiable Open-Ended Commonsense Reasoning. | Bill Yuchen Lin, Haitian Sun, Bhuwan Dhingra, Manzil Zaheer, Xiang Ren, William W. Cohen |
| 2021 | Leveraging Slot Descriptions for Zero-Shot Cross-Domain Dialogue StateTracking. | Zhaojiang Lin, Bing Liu, Seungwhan Moon, Paul A. Crook, Zhenpeng Zhou, Zhiguang Wang, Zhou Yu, Andrea Madotto, Eunjoon Cho, Rajen Subba |
| 2021 | Limitations of Autoregressive Models and Their Alternatives. | Chu-Cheng Lin, Aaron Jaech, Xin Li, Matthew R. Gormley, Jason Eisner |
| 2021 | Neural Sequence Segmentation as Determining the Leftmost Segments. | Yangming Li, Lemao Liu, Kaisheng Yao |
| 2021 | Document-Level Event Argument Extraction by Conditional Generation. | Sha Li, Heng Ji, Jiawei Han |