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A Cooperative Memory Network for Personalized Task-oriented Dialogue Systems with Incomplete User Profiles

Feb 16, 2021
Jiahuan Pei, Pengjie Ren, Maarten de Rijke

* In Proceedings of the Web Conference 2021 (WWW '21), April 19-23, 2021, Ljubljana, Slovenia. ACM, New York, NY, USA, 10 pages 

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Detecting and Classifying Malevolent Dialogue Responses: Taxonomy, Data and Methodology

Aug 21, 2020
Yangjun Zhang, Pengjie Ren, Maarten de Rijke

* under review at JASIST 

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Diversifying Task-oriented Dialogue Response Generation with Prototype Guided Paraphrasing

Aug 07, 2020
Phillip Lippe, Pengjie Ren, Hinda Haned, Bart Voorn, Maarten de Rijke

* under review at TASLP 

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Query Resolution for Conversational Search with Limited Supervision

May 24, 2020
Nikos Voskarides, Dan Li, Pengjie Ren, Evangelos Kanoulas, Maarten de Rijke

* SIGIR 2020 full conference paper 

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Conversations with Search Engines

Apr 29, 2020
Pengjie Ren, Zhumin Chen, Zhaochun Ren, Evangelos Kanoulas, Christof Monz, Maarten de Rijke

* under review at TOIS 

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A Neural Topical Expansion Framework for Unstructured Persona-oriented Dialogue Generation

Feb 06, 2020
Minghong Xu, Piji Li, Haoran Yang, Pengjie Ren, Zhaochun Ren, Zhumin Chen, Jun Ma

* Accepted by ECAI 2020 

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Retrospective and Prospective Mixture-of-Generators for Task-oriented Dialogue Response Generation

Nov 19, 2019
Jiahuan Pei, Pengjie Ren, Christof Monz, Maarten de Rijke


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From Personalization to Privatization: Meta Matrix Factorization for Private Rating Predictions

Oct 22, 2019
Yujie Lin, Pengjie Ren, Zhumin Chen, Zhaochun Ren, Dongxiao Yu, Jun Ma, Maarten de Rijke, Xiuzhen Cheng


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Thinking Globally, Acting Locally: Distantly Supervised Global-to-Local Knowledge Selection for Background Based Conversation

Aug 26, 2019
Pengjie Ren, Zhumin Chen, Christof Monz, Jun Ma, Maarten de Rijke

* 9 pages, 4 figures 

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Improving Outfit Recommendation with Co-supervision of Fashion Generation

Aug 24, 2019
Yujie Lin, Pengjie Ren, Zhumin Chen, Zhaochun Ren, Jun Ma, Maarten de Rijke


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RefNet: A Reference-aware Network for Background Based Conversation

Aug 18, 2019
Chuan Meng, Pengjie Ren, Zhumin Chen, Christof Monz, Jun Ma, Maarten de Rijke

* 10 pages, 2 figures 

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A Modular Task-oriented Dialogue System Using a Neural Mixture-of-Experts

Jul 10, 2019
Jiahuan Pei, Pengjie Ren, Maarten de Rijke

* Proceedings of the 2019 SIGIR Workshop WCIS: Workshop on Conversational Interaction Systems 

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Improving Background Based Conversation with Context-aware Knowledge Pre-selection

Jun 16, 2019
Yangjun Zhang, Pengjie Ren, Maarten de Rijke

* SCAI 2019 workshop paper 

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Improving Neural Response Diversity with Frequency-Aware Cross-Entropy Loss

Feb 25, 2019
Shaojie Jiang, Pengjie Ren, Christof Monz, Maarten de Rijke

* Will appear at The Web Conference 2019 

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Entity Linking for Queries by Searching Wikipedia Sentences

May 18, 2017
Chuanqi Tan, Furu Wei, Pengjie Ren, Weifeng Lv, Ming Zhou


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