2019

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WassRank: Listwise Document Ranking Using Optimal Transport Theory
Haitao Yu | Adam Jatowt | Hideo Joho | Joemon M. Jose | Xiao Yang | Long Chen
Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019

2018

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Revisiting the cluster-based paradigm for implicit search result diversification
Haitao Yu | Adam Jatowt | Roi Blanco | Hideo Joho | Joemon M. Jose | Long Chen | Fajie Yuan
2018 Volume 54 Issue 4

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Improving Negative Sampling for Word Representation using Self-embedded Features
Long Chen | Fajie Yuan | Joemon M. Jose | Weinan Zhang
Proceedings of the Eleventh ACM International Conference on Web Search and Data Mining, WSDM 2018, Marina Del Rey, CA, USA, February 5-9, 2018

2017

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A Concise Integer Linear Programming Formulation for Implicit Search Result Diversification
Haitao Yu | Adam Jatowt | Roi Blanco | Hideo Joho | Joemon M. Jose | Long Chen | Fajie Yuan
Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, WSDM 2017, Cambridge, United Kingdom, February 6-10, 2017

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A Semantic Graph-Based Approach for Mining Common Topics from Multiple Asynchronous Text Streams
Long Chen | Joemon M. Jose | Haitao Yu | Fajie Yuan
Proceedings of the 26th International Conference on World Wide Web, WWW 2017, Perth, Australia, April 3-7, 2017

2016

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A Semantic Graph based Topic Model for Question Retrieval in Community Question Answering
Long Chen | Joemon M. Jose | Haitao Yu | Fajie Yuan | Dell Zhang
Proceedings of the Ninth ACM International Conference on Web Search and Data Mining, San Francisco, CA, USA, February 22-25, 2016

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GIR at the NTCIR-12 Temporalia Task
Long Chen | Haitao Yu | Fajie Yuan | Joemon M. Jose
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016

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An In-Depth Study of Implicit Search Result Diversification
Haitao Yu | Adam Jatowt | Roi Blanco | Hideo Joho | Joemon M. Jose | Long Chen | Fajie Yuan
Information Retrieval Technology - 12th Asia Information Retrieval Societies Conference, AIRS 2016, Beijing, China, November 30 - December 2, 2016, Proceedings

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LambdaFM: Learning Optimal Ranking with Factorization Machines Using Lambda Surrogates
Fajie Yuan | Guibing Guo | Joemon M. Jose | Long Chen | Haitao Yu | Weinan Zhang
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

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Probabilistic Topic Modelling with Semantic Graph
Long Chen | Joemon M. Jose | Haitao Yu | Fajie Yuan | Huaizhi Zhang
Advances in Information Retrieval - 38th European Conference on IR Research, ECIR 2016, Padua, Italy, March 20-23, 2016. Proceedings

2013

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Understanding and Exploiting User's Navigational Intent in Community Question Answering
Long Chen | Dell Zhang | Mark Levene
Information Retrieval Technology - 9th Asia Information Retrieval Societies Conference, AIRS 2013, Singapore, December 9-11, 2013. Proceedings

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Question retrieval with user intent
Long Chen | Dell Zhang | Mark Levene
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

2012

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Identifying Local Questions in Community Question Answering
Long Chen | Dell Zhang | Mark Levene
Information Retrieval Technology, 8th Asia Information Retrieval Societies Conference, AIRS 2012, Tianjin, China, December 17-19, 2012. Proceedings

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Understanding user intent in community question answering
Long Chen | Dell Zhang | Mark Levene
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)

2010

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Wikipedia-Based Semantic Smoothing for the Language Modeling Approach to Information Retrieval
Xinhui Tu | Tingting He | Long Chen | Jing Luo | Maoyuan Zhang
Advances in Information Retrieval, 32nd European Conference on IR Research, ECIR 2010, Milton Keynes, UK, March 28-31, 2010. Proceedings

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