Robert Wing Pong Luk

2022

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A Comparison between Term-Independence Retrieval Models for Ad Hoc Retrieval.
Edward Kai Fung Dang|Robert Wing Pong Luk|James Allan
ACM Transactions on Information Systems (TOIS) 2022 Volume 40 Issue 3
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A retrieval model family based on the probability ranking principle for ad hoc retrieval.
Edward Kai Fung Dang|Robert Wing Pong Luk|James Allan
Journal of the Association for Information Science and Technology (JASIST) 2022 Volume 73 Issue 8

2016

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A context-dependent relevance model.
Edward Kai Fung Dang|Robert W. P. Luk|James Allan
Journal of the Association for Information Science and Technology (JASIST) 2016 Volume 67 Issue 3

2015

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Fast-Forward Index Methods for Pseudo-Relevance Feedback Retrieval.
Edward Kai Fung Dang|Robert Wing Pong Luk|James Allan
ACM Transactions on Information Systems (TOIS) 2015 Volume 33 Issue 4

2014

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Beyond bag-of-words: Bigram-enhanced context-dependent term weights.
Edward K. F. Dang|Robert W. P. Luk|James Allan
Journal of the Association for Information Science and Technology (JASIST) 2014 Volume 65 Issue 6

2012

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A split-list approach for relevance feedback in information retrieval.
Ho Chung Wu|Robert W. P. Luk|Kam-Fai Wong|Jian-Yun Nie
Information Processing and Management 2012 Volume 48 Issue 5

2010

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A new context-dependent term weight computed by boost and discount using relevance information.
Edward K. F. Dang|Robert W. P. Luk|James Allan|Kei Shiu Ho|Stephen C. F. Chan|Korris Fu-Lai Chung|Dik Lun Lee
Journal of the Association for Information Science and Technology (JASIST) 2010 Volume 61 Issue 12

2009

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A Generative Theory of Relevance.
Robert Wing Pong Luk
Journal of the Association for Information Science and Technology (JASIST) 2009 Volume 60 Issue 12
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Building a framework for the probability ranking principle by a family of expected weighted rank.
Edward Kai Fung Dang|Ho Chung Wu|Robert Wing Pong Luk|Kam-Fai Wong
ACM Transactions on Information Systems (TOIS) 2009 Volume 27 Issue 4

2008

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Interpreting TF-IDF term weights as making relevance decisions.
Ho Chung Wu|Robert Wing Pong Luk|Kam-Fai Wong|Kui-Lam Kwok
ACM Transactions on Information Systems (TOIS) 2008 Volume 26 Issue 3
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Re-examining the effects of adding relevance information in a relevance feedback environment.
W. S. Wong|Robert Wing Pong Luk|Hong Va Leong|Lai Kuen Ho|Dik Lun Lee
Information Processing and Management 2008 Volume 44 Issue 3
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A new measure of clustering effectiveness: Algorithms and experimental studies.
Edward K. F. Dang|Robert Wing Pong Luk|Lai Kuen Ho|Stephen Chi-fai Chan|Dik Lun Lee
Journal of the Association for Information Science and Technology (JASIST) 2008 Volume 59 Issue 3
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On event space and rank equivalence between probabilistic retrieval models.
Robert W. P. Luk
Discover Computing 2008 Volume 11 Issue 6
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Dialogue act recognition using maximum entropy.
Kwok Cheung Lan|Kei Shiu Ho|Robert Wing Pong Luk|Hong Va Leong
Journal of the Association for Information Science and Technology (JASIST) 2008 Volume 59 Issue 6
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Evaluating a Novel Kind of Retrieval Models Based on Relevance Decision Making in a Relevance Feedback Environment.
Ho Chung Wu|Edward K. F. Dang|Robert Wing Pong Luk|G. Ngai|Yinghao Li|James Allan|Kui-Lam Kwok|Kam-Fai Wong
Proceedings of The Seventeenth Text REtrieval Conference, TREC 2008, Gaithersburg, Maryland, USA, November 18-21, 2008

2007

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A retrospective study of a hybrid document-context based retrieval model.
Ho Chung Wu|Robert W. P. Luk|Kam-Fai Wong|K. L. Kwok
Information Processing and Management 2007 Volume 43 Issue 5
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Improving weak ad-hoc queries using wikipedia as external corpus.
Yinghao Li|Robert Wing Pong Luk|Edward Kei Shiu Ho|Korris Fu-Lai Chung
SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007
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Probability ranking principle via optimal expected rank.
Ho Chung Wu|Robert W. P. Luk|Kam-Fai Wong
SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007

2006

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Query-specific clustering of search results based on document-context similarity scores.
Edward K. F. Dang|Robert W. P. Luk|Dik Lun Lee|Kei Shiu Ho|Stephen Chi-fai Chan
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, Arlington, Virginia, USA, November 6-11, 2006
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Probabilistic document-context based relevance feedback with limited relevance judgments.
Ho Chung Wu|Robert Wing Pong Luk|Kam-Fai Wong|K. L. Kwok
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, Arlington, Virginia, USA, November 6-11, 2006

2005

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Discovering "title-like" terms.
Carly W. Y. Wong|Robert W. P. Luk|Edward Kei Shiu Ho
Information Processing and Management 2005 Volume 41 Issue 4
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Incremental stock time series data delivery and visualization.
Chak-man Ng|Tak-Chung Fu|Woochang Hwang|Fu-Lai Chung|Pui-ying Tang|Robert Wing Pong Luk|Chak-man Ng|Woochang Hwang
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31 - November 5, 2005
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Some Experiments with Blind Feedback and Re-ranking for Chinese Information Retrieval.
Yun Xiao|Robert W. P. Luk|Kam-Fai Wong|Kui-Lam Kwok
Proceedings of the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-5, National Center of Sciences, Tokyo, Japan, December 6-9, 2005
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A Two-Stage Incremental Annotation Approach to Constructing a Network Informal Language Corpus.
Yunqing Xia|Kam-Fai Wong|Robert W. P. Luk
Proceedings of the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-5, National Center of Sciences, Tokyo, Japan, December 6-9, 2005
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A retrospective study of probabilistic context-based retrieval.
Ho Chung Wu|Robert W. P. Luk|Kam-Fai Wong|Kui-Lam Kwok|W. J. Li
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005
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MATRIX at the TREC 2005 Robust Track.
W. S. Wong|Ho Chung Wu|Robert Wing Pong Luk|Hong Va Leong|Kam-Fai Wong|Kui-Lam Kwok
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

2004

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Pseudo-Relevance Feedback and Title Re-Ranking for Chinese Information Retrieval.
Robert W. P. Luk|Kam-Fai Wong
Proceedings of the Fourth NTCIR Workshop on Research in Information Access Technologies Information Retrieval, Question Answering and Summarization, NTCIR-4, National Center of Sciences, Tokyo, Japan, June 2-4, 2004
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The Hong Kong Polytechnic University at the TREC 2004 Robust Track.
D. Y. Wang|Robert Wing Pong Luk|Kam-Fai Wong
Proceedings of the Thirteenth Text REtrieval Conference, TREC 2004, Gaithersburg, Maryland, USA, November 16-19, 2004

2002

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A survey in indexing and searching XML documents.
Robert W. P. Luk|Hong Va Leong|Tharam S. Dillon|Alvin T. S. Chan|W. Bruce Croft|James Allan
Journal of the Association for Information Science and Technology (JASIST) 2002 Volume 53 Issue 6
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Different Retrieval Models and Hybrid Term Indexing.
Robert W. P. Luk
Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002

2001

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Document ranking for variable bit-block compression signatures.
Robert W. P. Luk|C. M. Chen
Information Processing and Management 2001 Volume 37 Issue 1
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Hybrid Term Indexing: an Evaluation.
Robert W. P. Luk|Kam-Fai Wong|K. L. Kwok
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001