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Unsupervised Multi-hop Question Answering by Question Generation

Oct 23, 2020
Liangming Pan, Wenhu Chen, Wenhan Xiong, Min-Yen Kan, William Yang Wang

* Technical Report 

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Answering Complex Open-Domain Questions with Multi-Hop Dense Retrieval

Sep 27, 2020
Wenhan Xiong, Xiang Lorraine Li, Srini Iyer, Jingfei Du, Patrick Lewis, William Yang Wang, Yashar Mehdad, Wen-tau Yih, Sebastian Riedel, Douwe Kiela, Barlas Oğuz


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Progressively Pretrained Dense Corpus Index for Open-Domain Question Answering

Apr 30, 2020
Wenhan Xiong, Hong Wang, William Yang Wang


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HybridQA: A Dataset of Multi-Hop Question Answering over Tabular and Textual Data

Apr 15, 2020
Wenhu Chen, Hanwen Zha, Zhiyu Chen, Wenhan Xiong, Hong Wang, William Wang

* Dataset Description of HybridQA 

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Learning to Recover Reasoning Chains for Multi-Hop Question Answering via Cooperative Games

Apr 06, 2020
Yufei Feng, Mo Yu, Wenhan Xiong, Xiaoxiao Guo, Junjie Huang, Shiyu Chang, Murray Campbell, Michael Greenspan, Xiaodan Zhu


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Pretrained Encyclopedia: Weakly Supervised Knowledge-Pretrained Language Model

Dec 20, 2019
Wenhan Xiong, Jingfei Du, William Yang Wang, Veselin Stoyanov

* Accepted to ICLR 2020 

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Do Multi-hop Readers Dream of Reasoning Chains?

Oct 31, 2019
Haoyu Wang, Mo Yu, Xiaoxiao Guo, Rajarshi Das, Wenhan Xiong, Tian Gao

* Accepted by MRQA Workshop 2019 

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Simple yet Effective Bridge Reasoning for Open-Domain Multi-Hop Question Answering

Sep 17, 2019
Wenhan Xiong, Mo Yu, Xiaoxiao Guo, Hong Wang, Shiyu Chang, Murray Campbell, William Yang Wang


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Towards Open-Domain Named Entity Recognition via Neural Correction Models

Sep 13, 2019
Mengdi Zhu, Zheye Deng, Wenhan Xiong, Mo Yu, Ming Zhang, William Yang Wang


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Learning to Learn and Predict: A Meta-Learning Approach for Multi-Label Classification

Sep 09, 2019
Jiawei Wu, Wenhan Xiong, William Yang Wang

* 11pages, 5 figures, accepted to EMNLP 2019 

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Meta Reasoning over Knowledge Graphs

Aug 13, 2019
Hong Wang, Wenhan Xiong, Mo Yu, Xiaoxiao Guo, Shiyu Chang, William Yang Wang


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TWEETQA: A Social Media Focused Question Answering Dataset

Jul 14, 2019
Wenhan Xiong, Jiawei Wu, Hong Wang, Vivek Kulkarni, Mo Yu, Shiyu Chang, Xiaoxiao Guo, William Yang Wang

* ACL 2019 

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Self-Supervised Learning for Contextualized Extractive Summarization

Jun 11, 2019
Hong Wang, Xin Wang, Wenhan Xiong, Mo Yu, Xiaoxiao Guo, Shiyu Chang, William Yang Wang

* Accepted to ACL 2019 

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Improving Question Answering over Incomplete KBs with Knowledge-Aware Reader

May 31, 2019
Wenhan Xiong, Mo Yu, Shiyu Chang, Xiaoxiao Guo, William Yang Wang

* ACL 2019 

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Sentence Embedding Alignment for Lifelong Relation Extraction

Mar 26, 2019
Hong Wang, Wenhan Xiong, Mo Yu, Xiaoxiao Guo, Shiyu Chang, William Yang Wang

* Accepted to NAACL 2019 

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Imposing Label-Relational Inductive Bias for Extremely Fine-Grained Entity Typing

Mar 06, 2019
Wenhan Xiong, Jiawei Wu, Deren Lei, Mo Yu, Shiyu Chang, Xiaoxiao Guo, William Yang Wang

* NAACL 2019 

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SafeRoute: Learning to Navigate Streets Safely in an Urban Environment

Nov 03, 2018
Sharon Levy, Wenhan Xiong, Elizabeth Belding, William Yang Wang

* 8 pages 

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Variational Knowledge Graph Reasoning

Oct 23, 2018
Wenhu Chen, Wenhan Xiong, Xifeng Yan, William Wang

* Accepted to NAACL 2018 

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One-Shot Relational Learning for Knowledge Graphs

Aug 27, 2018
Wenhan Xiong, Mo Yu, Shiyu Chang, Xiaoxiao Guo, William Yang Wang

* EMNLP 2018 

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Look Before You Leap: Bridging Model-Free and Model-Based Reinforcement Learning for Planned-Ahead Vision-and-Language Navigation

Jul 26, 2018
Xin Wang, Wenhan Xiong, Hongmin Wang, William Yang Wang

* 21 pages, 7 figures, with supplementary material 

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Scheduled Policy Optimization for Natural Language Communication with Intelligent Agents

Jul 07, 2018
Wenhan Xiong, Xiaoxiao Guo, Mo Yu, Shiyu Chang, Bowen Zhou, William Yang Wang

* IJCAI-ECAI-18 

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DeepPath: A Reinforcement Learning Method for Knowledge Graph Reasoning

Jul 07, 2018
Wenhan Xiong, Thien Hoang, William Yang Wang

* EMNLP 17 

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