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Hyperlink-induced Pre-training for Passage Retrieval in Open-domain Question Answering



Jiawei Zhou , Xiaoguang Li , Lifeng Shang , Lan Luo , Ke Zhan , Enrui Hu , Xinyu Zhang , Hao Jiang , Zhao Cao , Fan Yu , Xin Jiang , Qun Liu , Lei Chen

* Accepted by ACL 2022 main conference; The dataset and code are available at https://github.com/jzhoubu/HLP 

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How Pre-trained Language Models Capture Factual Knowledge? A Causal-Inspired Analysis



Shaobo Li , Xiaoguang Li , Lifeng Shang , Zhenhua Dong , Chengjie Sun , Bingquan Liu , Zhenzhou Ji , Xin Jiang , Qun Liu

* Accepted at Findings of ACL 2022 

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MISF: Multi-level Interactive Siamese Filtering for High-Fidelity Image Inpainting



Xiaoguang Li , Qing Guo , Di Lin , Ping Li , Wei Feng , Song Wang

* Accepted by CVPR 2022 

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Read before Generate! Faithful Long Form Question Answering with Machine Reading



Dan Su , Xiaoguang Li , Jindi Zhang , Lifeng Shang , Xin Jiang , Qun Liu , Pascale Fung

* long paper, accepted to ACL 2022 findings 

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Unsupervised Open-Domain Question Answering



Pengfei Zhu , Xiaoguang Li , Jian Li , Hai Zhao


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JPGNet: Joint Predictive Filtering and Generative Network for Image Inpainting



Qing Guo , Xiaoguang Li , Felix Juefei-Xu , Hongkai Yu , Yang Liu , Song wang

* This work has been accepted to ACM-MM 2021 

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Non-invasive Self-attention for Side Information Fusion in Sequential Recommendation



Chang Liu , Xiaoguang Li , Guohao Cai , Zhenhua Dong , Hong Zhu , Lifeng Shang

* Accepted at AAAI 2021 

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HopRetriever: Retrieve Hops over Wikipedia to Answer Complex Questions



Shaobo Li , Xiaoguang Li , Lifeng Shang , Xin Jiang , Qun Liu , Chengjie Sun , Zhenzhou Ji , Bingquan Liu

* Accepted at AAAI 2021 

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