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Dynamic Programming in Rank Space: Scaling Structured Inference with Low-Rank HMMs and PCFGs


May 01, 2022
Songlin Yang, Wei Liu, Kewei Tu

* Accepted to NAACL 2022 

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Modeling Label Correlations for Second-Order Semantic Dependency Parsing with Mean-Field Inference


Apr 07, 2022
Songlin Yang, Kewei Tu

* 12 pages 

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Nested Named Entity Recognition as Latent Lexicalized Constituency Parsing


Mar 09, 2022
Chao Lou, Songlin Yang, Kewei Tu

* ACL 2022 camera ready 

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DAMO-NLP at SemEval-2022 Task 11: A Knowledge-based System for Multilingual Named Entity Recognition


Mar 01, 2022
Xinyu Wang, Yongliang Shen, Jiong Cai, Tao Wang, Xiaobin Wang, Pengjun Xie, Fei Huang, Weiming Lu, Yueting Zhuang, Kewei Tu, Wei Lu, Yong Jiang

* Our Knowledge-based NER system wins 10 out of 13 tracks in the SemEval-2022 MultiCoNER shared task 

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ITA: Image-Text Alignments for Multi-Modal Named Entity Recognition


Dec 13, 2021
Xinyu Wang, Min Gui, Yong Jiang, Zixia Jia, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* 10 pages 

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Bottom-Up Constituency Parsing and Nested Named Entity Recognition with Pointer Networks


Oct 11, 2021
Songlin Yang, Kewei Tu


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Combining (second-order) graph-based and headed span-based projective dependency parsing


Aug 12, 2021
Songlin Yang, Kewei Tu

* 5 pages 

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Headed Span-Based Projective Dependency Parsing


Aug 10, 2021
Songlin Yang, Kewei Tu


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Enhanced Universal Dependency Parsing with Automated Concatenation of Embeddings


Jul 06, 2021
Xinyu Wang, Zixia Jia, Yong Jiang, Kewei Tu

* Second Place in IWPT 2021 shared task, 7 pages 

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Improving Named Entity Recognition by External Context Retrieving and Cooperative Learning


Jun 02, 2021
Xinyu Wang, Yong Jiang, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* Accepted to ACL 2021, 12 pages 

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Neural Bi-Lexicalized PCFG Induction


May 31, 2021
Songlin Yang, Yanpeng Zhao, Kewei Tu

* To appear in ACL 2021 main conference 

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PCFGs Can Do Better: Inducing Probabilistic Context-Free Grammars with Many Symbols


Apr 28, 2021
Songlin Yang, Yanpeng Zhao, Kewei Tu

* NAACL 2021 

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Constrained Text Generation with Global Guidance -- Case Study on CommonGen


Mar 12, 2021
Yixian Liu, Liwen Zhang, Wenjuan Han, Yue Zhang, Kewei Tu


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An Investigation of Potential Function Designs for Neural CRF


Nov 11, 2020
Zechuan Hu, Yong Jiang, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu


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Neural Latent Dependency Model for Sequence Labeling


Nov 10, 2020
Yang Zhou, Yong Jiang, Zechuan Hu, Kewei Tu


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Second-Order Unsupervised Neural Dependency Parsing


Oct 28, 2020
Songlin Yang, Yong Jiang, Wenjuan Han, Kewei Tu

* COLING 2020 camera ready 

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Adversarial Attack and Defense of Structured Prediction Models


Oct 18, 2020
Wenjuan Han, Liwen Zhang, Yong Jiang, Kewei Tu

* Accepted to EMNLP 2020 

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AIN: Fast and Accurate Sequence Labeling with Approximate Inference Network


Oct 12, 2020
Xinyu Wang, Yong Jiang, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* Accept to Main Conference of EMNLP 2020 (Short). Camera-ready, 8 Pages 

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Structural Knowledge Distillation


Oct 10, 2020
Xinyu Wang, Yong Jiang, Zhaohui Yan, Zixia Jia, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* Under review as a conference paper of ICLR 2021. 15 pages 

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Automated Concatenation of Embeddings for Structured Prediction


Oct 10, 2020
Xinyu Wang, Yong Jiang, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* We propose ACE, which achieves new SOTA for 6 NLP tasks over 23 datasets. Under review as a conference paper at ICLR 2021. 19 pages 

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More Embeddings, Better Sequence Labelers?


Oct 10, 2020
Xinyu Wang, Yong Jiang, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* Accepted to Findings of EMNLP 2020. Camera-ready, 16 pages 

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Second-Order Neural Dependency Parsing with Message Passing and End-to-End Training


Oct 10, 2020
Xinyu Wang, Kewei Tu

* Accepted to AACL 2020. 7 pages 

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A Survey of Unsupervised Dependency Parsing


Oct 04, 2020
Wenjuan Han, Yong Jiang, Hwee Tou Ng, Kewei Tu

* COLING 2020 

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Fast and Accurate Sequence Labeling with Approximate Inference Network


Sep 17, 2020
Xinyu Wang, Yong Jiang, Nguyen Bach, Tao Wang, Zhongqiang Huang, Fei Huang, Kewei Tu

* Accept to Main Conference of EMNLP 2020 (Short). 8 Pages 

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Enhanced Universal Dependency Parsing with Second-Order Inference and Mixture of Training Data


Jun 11, 2020
Xinyu Wang, Yong Jiang, Kewei Tu

* IWPT 2020 shared task. After fixing the bug, our proposed parser performs better than the team that ranked 1st in the official results 

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Structure-Level Knowledge Distillation For Multilingual Sequence Labeling


Apr 29, 2020
Xinyu Wang, Yong Jiang, Nguyen Bach, Tao Wang, Fei Huang, Kewei Tu

* Accepted to ACL 2020, camera-ready. 14 pages 

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