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A Dual-Channel Framework for Sarcasm Recognition by Detecting Sentiment Conflict


Sep 08, 2021
Yiyi Liu, Yequan Wang, Aixin Sun, Zheng Zhang, Jiafeng Guo, Xuying Meng


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FedMatch: Federated Learning Over Heterogeneous Question Answering Data


Sep 06, 2021
Jiangui Chen, Ruqing Zhang, Jiafeng Guo, Yixing Fan, Xueqi Cheng

* Accepted by CIKM 2021 

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Jointly Optimizing Query Encoder and Product Quantization to Improve Retrieval Performance


Aug 22, 2021
Jingtao Zhan, Jiaxin Mao, Yiqun Liu, Jiafeng Guo, Min Zhang, Shaoping Ma

* Accepted by CIKM 2021 as a full paper 

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Toward the Understanding of Deep Text Matching Models for Information Retrieval


Aug 16, 2021
Lijuan Chen, Yanyan Lan, Liang Pang, Jiafeng Guo, Xueqi Cheng


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Are Neural Ranking Models Robust?


Aug 12, 2021
Chen Wu, Ruqing Zhang, Jiafeng Guo, Yixing Fan, Xueqi Cheng


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A Discriminative Semantic Ranker for Question Retrieval


Jul 18, 2021
Yinqiong Cai, Yixing Fan, Jiafeng Guo, Ruqing Zhang, Yanyan Lan, Xueqi Cheng

* ICTIR'21 

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Search from History and Reason for Future: Two-stage Reasoning on Temporal Knowledge Graphs


Jun 01, 2021
Zixuan Li, Xiaolong Jin, Saiping Guan, Wei Li, Jiafeng Guo, Yuanzhuo Wang, Xueqi Cheng

* ACL 2021 long paper (main conference) 

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B-PROP: Bootstrapped Pre-training with Representative Words Prediction for Ad-hoc Retrieval


May 17, 2021
Xinyu Ma, Jiafeng Guo, Ruqing Zhang, Yixing Fan, Yingyan Li, Xueqi Cheng

* Accepted by SIGIR 2021. arXiv admin note: text overlap with arXiv:2010.10137 

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Link Prediction on N-ary Relational Data Based on Relatedness Evaluation


Apr 21, 2021
Saiping Guan, Xiaolong Jin, Jiafeng Guo, Yuanzhuo Wang, Xueqi Cheng

* Accepted to TKDE 2021 

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Temporal Knowledge Graph Reasoning Based on Evolutional Representation Learning


Apr 21, 2021
Zixuan Li, Xiaolong Jin, Wei Li, Saiping Guan, Jiafeng Guo, Huawei Shen, Yuanzhuo Wang, Xueqi Cheng

* SIGIR 2021 Full Paper 

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Optimizing Dense Retrieval Model Training with Hard Negatives


Apr 16, 2021
Jingtao Zhan, Jiaxin Mao, Yiqun Liu, Jiafeng Guo, Min Zhang, Shaoping Ma

* To be published in SIGIR2021 

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Sketch and Customize: A Counterfactual Story Generator


Apr 02, 2021
Changying Hao, Liang Pang, Yanyan Lan, Yan Wang, Jiafeng Guo, Xueqi Cheng


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Semantic Models for the First-stage Retrieval: A Comprehensive Review


Mar 12, 2021
Yinqiong Cai, Yixing Fan, Jiafeng Guo, Fei Sun, Ruqing Zhang, Xueqi Cheng


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Learning to Truncate Ranked Lists for Information Retrieval


Mar 01, 2021
Chen Wu, Ruqing Zhang, Jiafeng Guo, Yixing Fan, Yanyan Lan, Xueqi Cheng


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A Linguistic Study on Relevance Modeling in Information Retrieval


Mar 01, 2021
Yixing Fan, Jiafeng Guo, Xinyu Ma, Ruqing Zhang, Yanyan Lan, Xueqi Cheng


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Dynamic-K Recommendation with Personalized Decision Boundary


Dec 25, 2020
Yan Gao, Jiafeng Guo, Yanyan Lan, Huaming Liao

* CCIR 2017 
* 12 pages 

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Transformation Driven Visual Reasoning


Nov 26, 2020
Xin Hong, Yanyan Lan, Liang Pang, Jiafeng Guo, Xueqi Cheng


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Beyond Language: Learning Commonsense from Images for Reasoning


Oct 10, 2020
Wanqing Cui, Yanyan Lan, Liang Pang, Jiafeng Guo, Xueqi Cheng

* Accepted to EMNLP'20 Findings 

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Query Understanding via Intent Description Generation


Aug 25, 2020
Ruqing Zhang, Jiafeng Guo, Yixing Fan, Yanyan Lan, Xueqi Cheng

* Accepted as Long Research Paper in CIKM2020 

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Ranking Enhanced Dialogue Generation


Aug 13, 2020
Changying Hao, Liang Pang, Yanyan Lan, Fei Sun, Jiafeng Guo, Xueqi Cheng

* Accepted at CIKM 2020 

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On the Relation between Quality-Diversity Evaluation and Distribution-Fitting Goal in Text Generation


Jul 03, 2020
Jianing Li, Yanyan Lan, Jiafeng Guo, Xueqi Cheng

* 16 pages, 7 figures. Accepted by ICML2020 

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Match$^2$: A Matching over Matching Model for Similar Question Identification


Jun 21, 2020
Zizhen Wang, Yixing Fan, Jiafeng Guo, Liu Yang, Ruqing Zhang, Yanyan Lan, Xueqi Cheng, Hui Jiang, Xiaozhao Wang

* Accepted by SIGIR 2020. 10 pages 

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IART: Intent-aware Response Ranking with Transformers in Information-seeking Conversation Systems


Feb 03, 2020
Liu Yang, Minghui Qiu, Chen Qu, Cen Chen, Jiafeng Guo, Yongfeng Zhang, W. Bruce Croft, Haiqing Chen

* Accepted by WWW2020 

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Neural or Statistical: An Empirical Study on Language Models for Chinese Input Recommendation on Mobile


Jul 09, 2019
Hainan Zhang, Yanyan Lan, Jiafeng Guo, Jun Xu, Xueqi Cheng

* LNCS2017 

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ReCoSa: Detecting the Relevant Contexts with Self-Attention for Multi-turn Dialogue Generation


Jul 09, 2019
Hainan Zhang, Yanyan Lan, Liang Pang, Jiafeng Guo, Xueqi Cheng

* ACL2019 

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