Charles L. A. Clarke

2026

doi dblp
EMPRA: Embedding Perturbation Rank Attack against Neural Ranking Models.
Amin Bigdeli|Negar Arabzadeh|Ebrahim Bagheri|Charles L. A. Clarke
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 4
doi dblp
ReFormeR: Learning and Applying Explicit Query Reformulation Patterns.
Amin Bigdeli|Mert Incesu|Negar Arabzadeh|Charles L. A. Clarke|Ebrahim Bagheri
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part II
doi dblp
The Third Search Futures Workshop at ECIR'26.
Leif Azzopardi|Charles L. A. Clarke|Claudia Hauff|Yubin Kim|Zhaochun Ren|Adam Roegiest|Johanne R. Trippas|Saber Zerhoudi
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part III
doi dblp
WildClaims: Conversational Information Access in the Wild(Chat).
Hideaki Joko|Shakiba Amirshahi|Charles L. A. Clarke|Faegheh Hasibi
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
doi dblp
QueryGym: A Toolkit for Reproducible LLM-Based Query Reformulation.
Amin Bigdeli|Radin Hamidi Rad|Mert Incesu|Negar Arabzadeh|Charles L. A. Clarke|Ebrahim Bagheri
Companion Proceedings of the ACM Web Conference 2026, WWW Companion 2026, Dubai, United Arab Emirates, 29 June 2026 - 3 July 2026

2025

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Proceedings of the 18th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2025, Tokyo, Japan, June 10-13, 2025
NTCIR Conference on Evaluation of Information Access Technologies (NTCIR) 2025
doi dblp
Report on the 2nd Search Futures Workshop at ECIR 2025.
Charles L. A. Clarke|Paul B. Kantor|Adam Roegiest|Johanne R. Trippas|Zhaochun Ren|Maria Sofia Bucarelli|Xiao Fu|Yixing Fan|Michael Granitzer|David Graus|Maria Heuss|Jaap Kamps|Yibin Lei|Andrew Parry|Damiaan Reijnaers|Maarten de Rijke|Siddharth A. K. Singh|Yubao Tang|Suzan Verberne|Jonas Wallat|Yumeng Wang|Chen Xu|Andrew Yates|Saber Zerhoudi|Jujia Zhao
SIGIR Forum 2025 Volume 59 Issue 1
doi dblp
Report on the 18th Round of NII Testbeds and Community for Information Access Research (NTCIR-18).
Chung-Chi Chen|Qingyao Ai|Shoko Wakamiya|Makoto P. Kato|Yiqun Liu|Charles L. A. Clarke|Noriko Kando
SIGIR Forum 2025 Volume 59 Issue 2
doi dblp
Datasets for Supervised Adversarial Attacks on Neural Rankers.
Amir Khosrojerdi|Amin Bigdeli|Radin Hamidi Rad|Morteza Zihayat|Charles L. A. Clarke|Ebrahim Bagheri
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
doi dblp
The Second Search Futures Workshop at ECIR'25.
Charles Clarke|Paul B. Kantor|Adam Roegiest|Ian Soboroff|Johanne R. Trippas|Zhaochun Ren
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
doi dblp
Principles and Guidelines for the Use of LLM Judges.
Laura Dietz|Oleg Zendel|Peter Bailey|Charles L. A. Clarke|Ellese Cotterill|Jeff Dalton|Faegheh Hasibi|Mark Sanderson|Nick Craswell
Proceedings of the 2025 International ACM SIGIR Conference on Innovative Concepts and Theories in Information Retrieval, ICTIR 2025, Padua, Italy, 18 July 2025
doi dblp
Preface from the NTCIR-18 General Chairs.
Makoto P. Kato|Noriko Kando|Charles L. A. Clarke|Yiqun Liu
Proceedings of the 18th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2025, Tokyo, Japan, June 10-13, 2025
doi dblp
A Human-AI Comparative Analysis of Prompt Sensitivity in LLM-Based Relevance Judgment.
Negar Arabzadeh|Charles L. A. Clarke
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
Benchmarking LLM-based Relevance Judgment Methods.
Negar Arabzadeh|Charles L. A. Clarke
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
doi dblp
LLM4Eval: Large Language Model for Evaluation in IR.
Clemencia Siro|Hossein A. Rahmani|Mohammad Aliannejadi|Nick Craswell|Charles L. A. Clarke|Guglielmo Faggioli|Bhaskar Mitra|Paul Thomas|Emine Yilmaz
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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LLM4Eval@WSDM 2025: Large Language Model for Evaluation in Information Retrieval.
Hossein A. Rahmani|Clemencia Siro|Mohammad Aliannejadi|Nick Craswell|Charles L. A. Clarke|Guglielmo Faggioli|Bhaskar Mitra|Paul Thomas|Emine Yilmaz
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025
doi dblp
Beyond Utility: Evaluating LLM as Recommender.
Chumeng Jiang|Jiayin Wang|Weizhi Ma|Charles L. A. Clarke|Shuai Wang|Chuhan Wu|Min Zhang
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

doi dblp
Report on the Search Futures Workshop at ECIR 2024.
Leif Azzopardi|Charles L. A. Clarke|Paul B. Kantor|Bhaskar Mitra|Johanne R. Trippas|Zhaochun Ren|Mohammad Aliannejadi|Negar Arabzadeh|Raman Chandrasekar|Maarten de Rijke|Panagiotis Eustratiadis|William R. Hersh|Jin Huang|Evangelos Kanoulas|Jasmin Kareem|Yongkang Li|Simon Lupart|Kidist Amde Mekonnen|Adam Roegiest|Ian Soboroff|Fabrizio Silvestri|Suzan Verberne|David Vos|Eugene Yang|Yuyue Zhao
SIGIR Forum 2024 Volume 58 Issue 1
doi dblp
Report on the 1st Workshop on Large Language Model for Evaluation in Information Retrieval (LLM4Eval 2024) at SIGIR 2024.
Hossein A. Rahmani|Clemencia Siro|Mohammad Aliannejadi|Nick Craswell|Charles L. A. Clarke|Guglielmo Faggioli|Bhaskar Mitra|Paul Thomas|Emine Yilmaz
SIGIR Forum 2024 Volume 58 Issue 2
doi dblp
Adapting Standard Retrieval Benchmarks to Evaluate Generated Answers.
Negar Arabzadeh|Amin Bigdeli|Charles L. A. Clarke
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part II
doi dblp
KnowFIRES: A Knowledge-Graph Framework for Interpreting Retrieved Entities from Search.
Negar Arabzadeh|Kiarash Golzadeh|Christopher Risi|Charles L. A. Clarke|Jian Zhao
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part V
doi dblp
The Search Futures Workshop.
Leif Azzopardi|Charles L. A. Clarke|Paul B. Kantor|Bhaskar Mitra|Johanne R. Trippas|Zhaochun Ren
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part V
doi dblp
LLM4Eval: Large Language Model for Evaluation in IR.
Hossein A. Rahmani|Clemencia Siro|Mohammad Aliannejadi|Nick Craswell|Charles L. A. Clarke|Guglielmo Faggioli|Bhaskar Mitra|Paul Thomas|Emine Yilmaz
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Monster Ranking.
Charles L. A. Clarke|Siqing Huo|Negar Arabzadeh
Proceedings of the Thirty-Third Text REtrieval Conference, TREC 2024, Gaithersburg, MD, USA, November 18-22, 2024
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Overview of the TREC 2024 Lateral Reading Track.
Dake Zhang|Mark D. Smucker|Charles L. A. Clarke
Proceedings of the Thirty-Third Text REtrieval Conference, TREC 2024, Gaithersburg, MD, USA, November 18-22, 2024

2023

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Proceedings of the 17th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2023, Tokyo, Japan, December 12-15, 2023
NTCIR Conference on Evaluation of Information Access Technologies (NTCIR) 2023
doi dblp
Report on the Dagstuhl Seminar on Frontiers of Information Access Experimentation for Research and Education.
Christine Bauer|Ben Carterette|Nicola Ferro|Norbert Fuhr|Joeran Beel|Timo Breuer|Charles L. A. Clarke|Anita Crescenzi|Gianluca Demartini|Giorgio Maria Di Nunzio|Laura Dietz|Guglielmo Faggioli|Bruce Ferwerda|Maik Fröbe|Matthias Hagen|Allan Hanbury|Claudia Hauff|Dietmar Jannach|Noriko Kando|Evangelos Kanoulas|Bart P. Knijnenburg|Udo Kruschwitz|Meijie Li|Maria Maistro|Lien Michiels|Andrea Papenmeier|Martin Potthast|Paolo Rosso|Alan Said|Philipp Schaer|Christin Seifert|Damiano Spina|Benno Stein|Nava Tintarev|Julián Urbano|Henning Wachsmuth|Martijn C. Willemsen|Justin Zobel
SIGIR Forum 2023 Volume 57 Issue 1
doi dblp
Made to Measure: A Workshop on Human-Centred metrics for information seeking.
George Robert Buchanan|Dana McKay|Charles L. A. Clarke
Proceedings of the 2023 Conference on Human Information Interaction and Retrieval, CHIIR 2023, Austin, TX, USA, March 19-23, 2023
doi dblp
A is for Adele: An Offline Evaluation Metric for Instant Search.
Negar Arabzadeh|Oleksandra Kmet|Ben Carterette|Charles L. A. Clarke|Claudia Hauff|Praveen Chandar
Proceedings of the 2023 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2023, Taipei, Taiwan, 23 July 2023
doi dblp
Perspectives on Large Language Models for Relevance Judgment.
Guglielmo Faggioli|Laura Dietz|Charles L. A. Clarke|Gianluca Demartini|Matthias Hagen|Claudia Hauff|Noriko Kando|Evangelos Kanoulas|Martin Potthast|Benno Stein|Henning Wachsmuth
Proceedings of the 2023 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2023, Taipei, Taiwan, 23 July 2023
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Preface from the NTCIR-17 General Chairs.
Makoto P. Kato|Noriko Kando|Charles L. A. Clarke|Yiqun Liu
Proceedings of the 17th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2023, Tokyo, Japan, December 12-15, 2023
doi dblp
Limitations of Open-Domain Question Answering Benchmarks for Document-level Reasoning.
Ehsan Kamalloo|Charles L. A. Clarke|Davood Rafiei
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
doi dblp
A Preference Judgment Tool for Authoritative Assessment.
Mahsa Seifikar|Linh Nhi Phan Minh|Negar Arabzadeh|Charles L. A. Clarke|Mark D. Smucker
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023
doi dblp
Preference-Based Offline Evaluation.
Charles L. A. Clarke|Fernando Diaz|Negar Arabzadeh
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.

2022

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Proceedings of the 16th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2022, Tokyo, Japan, June 14-17, 2022
NTCIR Conference on Evaluation of Information Access Technologies (NTCIR) 2022
doi dblp
Report on the 16th Round of NII Testbeds and Community for Information Access Research (NTCIR-16).
Takehiro Yamamoto|Zhicheng Dou|Noriko Kando|Charles L. A. Clarke|Makoto P. Kato|Yiqun Liu
SIGIR Forum 2022 Volume 56 Issue 2
doi dblp
Shallow pooling for sparse labels.
Negar Arabzadeh|Alexandra Vtyurina|Xinyi Yan|Charles L. A. Clarke
Discover Computing 2022 Volume 25 Issue 4
doi dblp
Unsupervised Question Clarity Prediction through Retrieved Item Coherency.
Negar Arabzadeh|Mahsa Seifikar|Charles L. A. Clarke
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
doi dblp
Early Stage Sparse Retrieval with Entity Linking.
Dahlia Shehata|Negar Arabzadeh|Charles L. A. Clarke
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Preface from the NTCIR-16 General Chairs.
Noriko Kando|Charles L. A. Clarke|Makoto P. Kato|Yiqun Liu
Proceedings of the 16th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2022, Tokyo, Japan, June 14-17, 2022
doi dblp
Human Preferences as Dueling Bandits.
Xinyi Yan|Chengxi Luo|Charles L. A. Clarke|Nick Craswell|Ellen M. Voorhees|Pablo Castells
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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WaterlooClarke at the TREC 2022 Conversational Assistant Track.
Siqing Huo|Xinyi Yan|Charles L. A. Clarke
Proceedings of the Thirty-First Text REtrieval Conference, TREC 2022, online, November 15-19, 2022
doi dblp
Translating Human Mobility Forecasting through Natural Language Generation.
Hao Xue|Flora D. Salim|Yongli Ren|Charles L. A. Clarke
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

2021

doi dblp
Report on the 15th round of NII testbeds and community for information access research (NTCIR-15).
Makoto P. Kato|Yiqun Liu|Noriko Kando|Charles L. A. Clarke
SIGIR Forum 2021 Volume 55 Issue 2
doi dblp
Assessing Top- Preferences.
Charles L. A. Clarke|Alexandra Vtyurina|Mark D. Smucker
ACM Transactions on Information Systems (TOIS) 2021 Volume 39 Issue 3
doi dblp
Visualizing Searcher Gaze Patterns.
Mustafa Abualsaud|Mark D. Smucker|Charles L. A. Clarke
CHIIR '21: ACM SIGIR Conference on Human Information Interaction and Retrieval, Canberra, ACT, Australia, March 14-19, 2021
doi dblp
Predicting Efficiency/Effectiveness Trade-offs for Dense vs. Sparse Retrieval Strategy Selection.
Negar Arabzadeh|Xinyi Yan|Charles L. A. Clarke
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
doi dblp
Evaluation Measures Based on Preference Graphs.
Charles L. A. Clarke|Chengxi Luo|Mark D. Smucker
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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Overview of the TREC 2021 Health Misinformation Track.
Charles L. A. Clarke|Maria Maistro|Mark D. Smucker
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021
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WaterlooClarke at the TREC 2021 Conversational Assistant Track.
Xinyi Yan|Charles L. A. Clarke|Negar Arabzadeh
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021

2020

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Proceedings of the 15th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2020, Tokyo, Japan, December 8-11, 2020
NTCIR Conference on Evaluation of Information Access Technologies (NTCIR) 2020
doi dblp
Made to Measure: A Workshop on Human-centred metrics for information seeking.
George Buchanan|Dana McKay|Charles L. A. Clarke|Leif Azzopardi|Johanne R. Trippas
CHIIR '20: Conference on Human Information Interaction and Retrieval, Vancouver, BC, Canada, March 14-18, 2020.
doi dblp
A Think-Aloud Study to Understand Factors Affecting Online Health Search.
Amira Ghenai|Mark D. Smucker|Charles L. A. Clarke
CHIIR '20: Conference on Human Information Interaction and Retrieval, Vancouver, BC, Canada, March 14-18, 2020.
doi dblp
Offline Evaluation by Maximum Similarity to an Ideal Ranking.
Charles L. A. Clarke|Mark D. Smucker|Alexandra Vtyurina
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
doi dblp
Offline Evaluation without Gain.
Charles L. A. Clarke|Alexandra Vtyurina|Mark D. Smucker
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020
doi dblp
A Mixed-Method Analysis of Text and Audio Search Interfaces with Varying Task Complexity.
Alexandra Vtyurina|Charles L. A. Clarke|Edith Law|Johanne R. Trippas|Horatiu S. Bota
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020
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Preface from the NTCIR-15 General Chairs.
Charles L. A. Clarke|Noriko Kando
Proceedings of the 15th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2020, Tokyo, Japan, December 8-11, 2020
doi dblp
A Lightweight Environment for Learning Experimental IR Research Practices.
Zeynep Akkalyoncu Yilmaz|Charles L. A. Clarke|Jimmy Lin
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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WaterlooClarke at the Trec 2020 Conversational Assistant Track.
Negar Arabzadeh|Charles L. A. Clarke
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.
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Overview of the TREC 2020 Health Misinformation Track.
Charles L. A. Clarke|Saira Rizvi|Mark D. Smucker|Maria Maistro|Guido Zuccon
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.

2019

doi dblp
NII Testbeds and Community for Information Access Research - 14th International Conference, NTCIR 2019, Tokyo, Japan, June 10-13, 2019, Revised Selected Papers
NTCIR Conference on Evaluation of Information Access Technologies (NTCIR) 2019
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Proceedings of the 14th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2019, Tokyo, Japan, June 10-13, 2019
NTCIR Conference on Evaluation of Information Access Technologies (NTCIR) 2019
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An Academic in a Data Wonderland: Five Lessons from Commercial Search.
Charles L. A. Clarke
Proceedings of the 14th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2019, Tokyo, Japan, June 10-13, 2019
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Preface from the NTCIR-14 General Chairs.
Charles L. A. Clarke|Noriko Kando
Proceedings of the 14th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2019, Tokyo, Japan, June 10-13, 2019
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WaterlooClarke at the TREC 2019 Conversational Assistant Track.
Charles L. A. Clarke
Proceedings of the Twenty-Eighth Text REtrieval Conference, TREC 2019, Gaithersburg, Maryland, USA, November 13-15, 2019.

2018

doi dblp
Report on NTCIR-13: The Thirteenth Round of NII Testbeds and Community for Information Access Research.
Yiqun Liu|Makoto P. Kato|Charles L. A. Clarke|Noriko Kando|Tetsuya Sakai
SIGIR Forum 2018 Volume 52 Issue 1
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Query Driven Algorithm Selection in Early Stage Retrieval.
Joel M. Mackenzie|J. Shane Culpepper|Roi Blanco|Matt Crane|Charles L. A. Clarke|Jimmy Lin
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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Overview of Special Issue.
James Allan|Nicholas J. Belkin|Paul N. Bennett|Jamie Callan|Charles L. A. Clarke|Fernando Diaz|Susan T. Dumais|Nicola Ferro|Donna Harman|Djoerd Hiemstra|Ian Ruthven|Tetsuya Sakai|Mark D. Smucker|Justin Zobel
SIGIR Forum 2017 Volume 51 Issue 2
doi dblp
Inverted Treaps.
Roberto Konow|Gonzalo Navarro|Charles L. A. Clarke|Alejandro López-Ortiz
ACM Transactions on Information Systems (TOIS) 2017 Volume 35 Issue 3
doi dblp
The Positive and Negative Influence of Search Results on People's Decisions about the Efficacy of Medical Treatments.
Frances A. Pogacar|Amira Ghenai|Mark D. Smucker|Charles L. A. Clarke
Proceedings of the ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2017, Amsterdam, The Netherlands, October 1-4, 2017
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Preface from NTCIR-13 General Chairs.
Charles L. A. Clarke|Noriko Kando|Tetsuya Sakai
The 13th NTCIR Conference, Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, December 5-8, 2017
doi dblp
Ten Blue Links on Mars.
Charles L. A. Clarke|Gordon V. Cormack|Jimmy Lin|Adam Roegiest
Proceedings of the 26th International Conference on World Wide Web, WWW 2017, Perth, Australia, April 3-7, 2017

2016

doi dblp
EVIA 2016: The Seventh International Workshop on Evaluating Information Access.
Charles L. A. Clarke|Emine Yilmaz
SIGIR Forum 2016 Volume 50 Issue 2
doi dblp
Assessing efficiency-effectiveness tradeoffs in multi-stage retrieval systems without using relevance judgments.
Charles L. A. Clarke|J. Shane Culpepper|Alistair Moffat
Discover Computing 2016 Volume 19 Issue 4
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Dynamic Cutoff Prediction in Multi-Stage Retrieval Systems.
J. Shane Culpepper|Charles L. A. Clarke|Jimmy Lin
Proceedings of the 21st Australasian Document Computing Symposium, ADCS 2016, Caulfield, VIC, Australia, December 5-7, 2016
doi dblp
Modeling Optimal Switching Behavior.
Mark D. Smucker|Charles L. A. Clarke
Proceedings of the 2016 ACM Conference on Human Information Interaction and Retrieval, CHIIR 2016, Carrboro, North Carolina, USA, March 13-17, 2016
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Total Recall: Blue Sky on Mars.
Charles L. A. Clarke|Gordon V. Cormack|Jimmy Lin|Adam Roegiest
Proceedings of the 2016 ACM on International Conference on the Theory of Information Retrieval, ICTIR 2016, Newark, DE, USA, September 12- 6, 2016
doi dblp
SIGIR 2016 Workshop WebQA II: Web Question Answering Beyond Factoids.
Alessandro Moschitti|Lluís Màrquez|Preslav Nakov|Eugene Agichtein|Charles L. A. Clarke|Idan Szpektor
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
doi dblp
A Platform for Streaming Push Notifications to Mobile Assessors.
Adam Roegiest|Luchen Tan|Jimmy Lin|Charles L. A. Clarke
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
doi dblp
Simple Dynamic Emission Strategies for Microblog Filtering.
Luchen Tan|Adam Roegiest|Charles L. A. Clarke|Jimmy Lin
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
doi dblp
An Exploration of Evaluation Metrics for Mobile Push Notifications.
Luchen Tan|Adam Roegiest|Jimmy Lin|Charles L. A. Clarke
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
doi dblp
Privacy-Preserving IR 2016: Differential Privacy, Search, and Social Media.
Grace Hui Yang|Ian Soboroff|Li Xiong|Charles L. A. Clarke|Simson L. Garfinkel
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
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Overview of the TREC 2016 Contextual Suggestion Track.
Seyyed Hadi Hashemi|Jaap Kamps|Julia Kiseleva|Charles L. A. Clarke|Ellen M. Voorhees
Proceedings of The Twenty-Fifth Text REtrieval Conference, TREC 2016, Gaithersburg, Maryland, USA, November 15-18, 2016
doi dblp
Second Workshop on Search and Exploration of X-Rated Information (SEXI'16): WSDM Workshop Summary.
Vanessa Murdock|Charles L. A. Clarke|Jaap Kamps|Jussi Karlgren
Proceedings of the Ninth ACM International Conference on Web Search and Data Mining, San Francisco, CA, USA, February 22-25, 2016

2015

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The Power of Contextual Suggestion.
Adriel Dean-Hall|Charles L. A. Clarke
Advances in Information Retrieval - 37th European Conference on IR Research, ECIR 2015, Vienna, Austria, March 29 - April 2, 2015. Proceedings
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Web Question Answering: Beyond Factoids: SIGIR 2015 Workshop.
Eugene Agichtein|David Carmel|Charles L. A. Clarke|Praveen K. Paritosh|Dan Pelleg|Idan Szpektor
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015
doi dblp
Evaluating Streams of Evolving News Events.
Gaurav Baruah|Mark D. Smucker|Charles L. A. Clarke
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015
doi dblp
IR Evaluation: Modeling User Behavior for Measuring Effectiveness.
Charles L. A. Clarke|Mark D. Smucker|Emine Yilmaz
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015
doi dblp
On the Reusability of Open Test Collections.
Seyyed Hadi Hashemi|Charles L. A. Clarke|Adriel Dean-Hall|Jaap Kamps|Julia Kiseleva
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015
doi dblp
Impact of Surrogate Assessments on High-Recall Retrieval.
Adam Roegiest|Gordon V. Cormack|Charles L. A. Clarke|Maura R. Grossman
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015
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WaterlooClarke: TREC 2015 Microblog Track.
Mustafa Abualsaud|Milad Ghaznavi|Daniel Recoskie|Charles L. A. Clarke
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
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Overview of the TREC 2015 Contextual Suggestion Track.
Adriel Dean-Hall|Charles L. A. Clarke|Jaap Kamps|Julia Kiseleva|Ellen M. Voorhees
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
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WaterlooClarke: TREC 2015 Clinical Decision Support Track.
Amira Ghenai|Eldar Khalilov|Pavel Valov|Charles L. A. Clarke
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
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WaterlooClarke: TREC 2015 Contextual Suggestion Track.
Hella Hoffmann|Pragnya Addala|Charles L. A. Clarke
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
dblp
WaterlooClarke: TREC 2015 Temporal Summarization Track.
Ahsan Raza|Devin M. Rotondo|Charles L. A. Clarke
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
dblp
TREC 2015 Total Recall Track Overview.
Adam Roegiest|Gordon V. Cormack|Charles L. A. Clarke|Maura R. Grossman
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
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University of Waterloo at TREC 2015 Microblog Track.
Luchen Tan|Adam Roegiest|Charles L. A. Clarke
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
dblp
WaterlooClarke: TREC 2015 LiveQA Track.
Alexandra Vtyurina|Ankita Dey|Bahareh Sarrafzadeh|Charles L. A. Clarke
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
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WaterlooClarke: TREC 2015 Total Recall Track.
Haotian Zhang|Wu Lin|Yipeng Wang|Charles L. A. Clarke|Mark D. Smucker
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015

2014

doi dblp
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014
Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) 2014
doi dblp
Report on the 1st International Workshop on Information Access in Smart Cities (i-ASC 2014).
M-Dyaa Albakour|Craig Macdonald|Iadh Ounis|Charles L. A. Clarke|Veli Bicer
SIGIR Forum 2014 Volume 48 Issue 2
doi dblp
Location- and Query-Aware Modeling of Browsing and Click Behavior in Sponsored Search.
Azin Ashkan|Charles L. A. Clarke
ACM Transactions on Intelligent Systems and Technology (TIST) 2014 Volume 5 Issue 4
doi dblp
Succinct Queries for Linking and Tracking News in Social Media.
Luchen Tan|Charles L. A. Clarke
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014
doi dblp
Information Access in Smart Cities (i-ASC).
M-Dyaa Albakour|Craig Macdonald|Iadh Ounis|Charles L. A. Clarke|Veli Bicer
Advances in Information Retrieval - 36th European Conference on IR Research, ECIR 2014, Amsterdam, The Netherlands, April 13-16, 2014. Proceedings
doi dblp
Time well spent.
Charles L. A. Clarke|Mark D. Smucker
Fifth Information Interaction in Context Symposium, IIiX '14, Regensburg, Germany, August 26-29, 2014
dblp
Overview of the TREC 2014 Contextual Suggestion Track.
Adriel Dean-Hall|Charles L. A. Clarke|Jaap Kamps|Paul Thomas|Ellen M. Voorhees
Proceedings of The Twenty-Third Text REtrieval Conference, TREC 2014, Gaithersburg, Maryland, USA, November 19-21, 2014
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University of Waterloo at TREC 2014 Contextual Suggestion: Experiments with suggestion clustering.
Luchen Tan|Adriel Dean-Hall|Pragnya Addala|Charles L. A. Clarke
Proceedings of The Twenty-Third Text REtrieval Conference, TREC 2014, Gaithersburg, Maryland, USA, November 19-21, 2014

2013

doi dblp
Report on the workshop on search and exploration of x-rated information (SEXI 2013).
Vanessa Murdock|Charles L. A. Clarke|Jaap Kamps|Jussi Karlgren
SIGIR Forum 2013 Volume 47 Issue 1
doi dblp
Report on the SIGIR 2013 workshop on modeling user behavior for information retrieval evaluation (MUBE 2013).
Charles L. A. Clarke|Luanne Freund|Mark D. Smucker|Emine Yilmaz
SIGIR Forum 2013 Volume 47 Issue 2
doi dblp
Increasing evaluation sensitivity to diversity.
Peter B. Golbus|Javed A. Aslam|Charles L. A. Clarke
Discover Computing 2013 Volume 16 Issue 4
doi dblp
Effective measures for inter-document similarity.
John S. Whissell|Charles L. A. Clarke
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
dblp
Time-Biased Gain.
Charles Clarke
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013
doi dblp
SIGIR 2013 workshop on modeling user behavior for information retrieval evaluation.
Charles L. A. Clarke|Luanne Freund|Mark D. Smucker|Emine Yilmaz
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013
doi dblp
Faster and smaller inverted indices with treaps.
Roberto Konow|Gonzalo Navarro|Charles L. A. Clarke|Alejandro López-Ortiz
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013
doi dblp
The impact of intent selection on diversified search evaluation.
Tetsuya Sakai|Zhicheng Dou|Charles L. A. Clarke
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013
dblp
Overview of the TREC 2013 Contextual Suggestion Track.
Adriel Dean-Hall|Charles L. A. Clarke|Nicole Simone|Jaap Kamps|Paul Thomas|Ellen M. Voorhees
Proceedings of The Twenty-Second Text REtrieval Conference, TREC 2013, Gaithersburg, Maryland, USA, November 19-22, 2013
doi dblp
Search and exploration of X-Rated information (SEXI 2013).
Vanessa Murdock|Charles L. A. Clarke|Jaap Kamps|Jussi Karlgren
Sixth ACM International Conference on Web Search and Data Mining, WSDM 2013, Rome, Italy, February 4-8, 2013

2012

doi dblp
Open source information petrieval: a report on the SIGIR 2012 workshop.
Andrew Trotman|Charles L. A. Clarke|Iadh Ounis|J. Shane Culpepper|Marc-Allen Cartright|Shlomo Geva
SIGIR Forum 2012 Volume 46 Issue 2
doi dblp
Modeling browsing behavior for click analysis in sponsored search.
Azin Ashkan|Charles L. A. Clarke
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
doi dblp
Stochastic simulation of time-biased gain.
Mark D. Smucker|Charles L. A. Clarke
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
doi dblp
Modeling user variance in time-biased gain.
Mark D. Smucker|Charles L. A. Clarke
Human-Computer Information Retrieval Symposium, HCIR 2012, Cambridge, MA, USA, October 4-5, 2012
doi dblp
Lightweight contrastive summarization for news comment mining.
Gobaan Raveendran|Charles L. A. Clarke
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012
doi dblp
Time-based calibration of effectiveness measures.
Mark D. Smucker|Charles L. A. Clarke
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012
dblp
Frequent Itemset Mining for Query Expansion in Microblog adhoc Search.
Younos Aboulnaga|Charles L. A. Clarke
Proceedings of The Twenty-First Text REtrieval Conference, TREC 2012, Gaithersburg, Maryland, USA, November 6-9, 2012
dblp
Overview of the TREC 2012 Web Track.
Charles L. A. Clarke|Nick Craswell|Ellen M. Voorhees
Proceedings of The Twenty-First Text REtrieval Conference, TREC 2012, Gaithersburg, Maryland, USA, November 6-9, 2012
dblp
Overview of the TREC 2012 Contextual Suggestion Track.
Adriel Dean-Hall|Charles L. A. Clarke|Jaap Kamps|Paul Thomas|Ellen M. Voorhees
Proceedings of The Twenty-First Text REtrieval Conference, TREC 2012, Gaithersburg, Maryland, USA, November 6-9, 2012
doi dblp
2nd international workshop on diversity in document retrieval (DDR 2012).
Craig Macdonald|Jun Wang|Charles L. A. Clarke
Proceedings of the Fifth International Conference on Web Search and Web Data Mining, WSDM 2012, Seattle, WA, USA, February 8-12, 2012

2011

doi dblp
Report on the SIGIR workshop on "entertain me": supporting complex search tasks.
Nicholas J. Belkin|Charles L. A. Clarke|Ning Gao|Jaap Kamps|Jussi Karlgren
SIGIR Forum 2011 Volume 45 Issue 2
doi dblp
The 1st international workshop on diversity in document retrieval.
Craig Macdonald|Charles L. A. Clarke|Jun Wang
SIGIR Forum 2011 Volume 45 Issue 2
doi dblp
Efficient and effective spam filtering and re-ranking for large web datasets.
Gordon V. Cormack|Mark D. Smucker|Charles L. A. Clarke
Discover Computing 2011 Volume 14 Issue 5
doi dblp
Improving document clustering using Okapi BM25 feature weighting.
John S. Whissell|Charles L. A. Clarke
Discover Computing 2011 Volume 14 Issue 5
doi dblp
Topical and Structural Linkage in Wikipedia.
Kelly Y. Itakura|Charles L. A. Clarke|Shlomo Geva|Andrew Trotman|Wei Chi Huang
Advances in Information Retrieval - 33rd European Conference on IR Research, ECIR 2011, Dublin, Ireland, April 18-21, 2011. Proceedings
doi dblp
Do Subtopic Judgments Reflect Diversity?
John A. Akinyemi|Charles L. A. Clarke
Advances in Information Retrieval Theory - Third International Conference, ICTIR 2011, Bertinoro, Italy, September 12-14, 2011. Proceedings
dblp
UWaterloo at NTCIR-9: Intent discovery with anchor text.
John A. Akinyemi|Charles L. A. Clarke
Proceedings of the 9th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-9, National Center of Sciences, Tokyo, Japan, December 6-9, 2011
dblp
Overview of the TREC 2011 Web Track.
Charles L. A. Clarke|Nick Craswell|Ian Soboroff|Ellen M. Voorhees
Proceedings of The Twentieth Text REtrieval Conference, TREC 2011, Gaithersburg, Maryland, USA, November 15-18, 2011
doi dblp
A comparative analysis of cascade measures for novelty and diversity.
Charles L. A. Clarke|Nick Craswell|Ian Soboroff|Azin Ashkan
Proceedings of the Forth International Conference on Web Search and Web Data Mining, WSDM 2011, Hong Kong, China, February 9-12, 2011
doi dblp
On the informativeness of cascade and intent-aware effectiveness measures.
Azin Ashkan|Charles L. A. Clarke
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011

2010

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ClueWeb09 and TREC Diversity.
Charles Clarke
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010
dblp
Towards a collection-based results diversification.
John A. Akinyemi|Charles L. A. Clarke|Maheedhar Kolla
Recherche d'Information Assistée par Ordinateur, RIAO 2010: Adaptivity, Personalization and Fusion of Heterogeneous Information, 9th International Conference, Bibliotheque Nationale de France, Paris, France, April 28-30, 2010, Proceedings
doi dblp
A framework for BM25F-based XML retrieval.
Kelly Y. Itakura|Charles L. A. Clarke
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010
dblp
Overview of the TREC 2010 Web Track.
Charles L. A. Clarke|Nick Craswell|Ian Soboroff|Gordon V. Cormack
Proceedings of The Nineteenth Text REtrieval Conference, TREC 2010, Gaithersburg, Maryland, USA, November 16-19, 2010
dblp
University of Waterloo at TREC 2010: Legal Interactive.
Mark D. Smucker|Charles L. A. Clarke|Gordon V. Cormack|Olga Vechtomova
Proceedings of The Nineteenth Text REtrieval Conference, TREC 2010, Gaithersburg, Maryland, USA, November 16-19, 2010

2009

doi dblp
Swapping documents and terms.
Charles L. A. Clarke|Gordon V. Cormack|Thomas R. Lynam|Chris Buckley|Donna Harman
Discover Computing 2009 Volume 12 Issue 6
doi dblp
Characterizing commercial intent.
Azin Ashkan|Charles L. A. Clarke
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009
doi dblp
Clustering web queries.
John S. Whissell|Charles L. A. Clarke|Azin Ashkan
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009
doi dblp
Classifying and Characterizing Query Intent.
Azin Ashkan|Charles L. A. Clarke|Eugene Agichtein|Qi Guo
Advances in Information Retrieval, 31th European Conference on IR Research, ECIR 2009, Toulouse, France, April 6-9, 2009. Proceedings
doi dblp
An Effectiveness Measure for Ambiguous and Underspecified Queries.
Charles L. A. Clarke|Maheedhar Kolla|Olga Vechtomova
Advances in Information Retrieval Theory, Second International Conference on the Theory of Information Retrieval, ICTIR 2009, Cambridge, UK, September 10-12, 2009, Proceedings
doi dblp
Term-based commercial intent analysis.
Azin Ashkan|Charles L. A. Clarke
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009
doi dblp
Reciprocal rank fusion outperforms condorcet and individual rank learning methods.
Gordon V. Cormack|Charles L. A. Clarke|Stefan Büttcher
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009
doi dblp
Using dynamic markov compression to detect vandalism in the wikipedia.
Kelly Y. Itakura|Charles L. A. Clarke
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009
dblp
Overview of the TREC 2009 Web Track.
Charles L. A. Clarke|Nick Craswell|Ian Soboroff
Proceedings of The Eighteenth Text REtrieval Conference, TREC 2009, Gaithersburg, Maryland, USA, November 17-20, 2009
dblp
Experiments with ClueWeb09: Relevance Feedback and Web Tracks.
Mark D. Smucker|Charles L. A. Clarke|Gordon V. Cormack
Proceedings of The Eighteenth Text REtrieval Conference, TREC 2009, Gaithersburg, Maryland, USA, November 17-20, 2009

2008

doi dblp
Hybrid index maintenance for contiguous inverted lists.
Stefan Büttcher|Charles L. A. Clarke
Discover Computing 2008 Volume 11 Issue 3
doi dblp
Novelty and diversity in information retrieval evaluation.
Charles L. A. Clarke|Maheedhar Kolla|Gordon V. Cormack|Olga Vechtomova|Azin Ashkan|Stefan Büttcher|Ian MacKinnon
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

2007

doi dblp
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
Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) 2007
doi dblp
Meeting of the MINDS: an information retrieval research agenda.
Jamie Callan|James Allan|Charles L. A. Clarke|Susan T. Dumais|David A. Evans|Mark Sanderson|ChengXiang Zhai
SIGIR Forum 2007 Volume 41 Issue 2
doi dblp
Index compression is good, especially for random access.
Stefan Büttcher|Charles L. A. Clarke
Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, CIKM 2007, Lisbon, Portugal, November 6-10, 2007
doi dblp
A Bayesian Approach for Learning Document Type Relevance.
Peter C. K. Yeung|Stefan Büttcher|Charles L. A. Clarke|Maheedhar Kolla
Advances in Information Retrieval, 29th European Conference on IR Research, ECIR 2007, Rome, Italy, April 2-5, 2007, Proceedings
doi dblp
Reliable information retrieval evaluation with incomplete and biased judgements.
Stefan Büttcher|Charles L. A. Clarke|Peter C. K. Yeung|Ian Soboroff
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
doi dblp
The influence of caption features on clickthrough patterns in web search.
Charles L. A. Clarke|Eugene Agichtein|Susan T. Dumais|Ryen W. White
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
doi dblp
Comparing query logs and pseudo-relevance feedbackfor web-search query refinement.
Ryen W. White|Charles L. A. Clarke|Silviu Cucerzan
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
doi dblp
Improving retrieval accuracy by weighting document types with clickthrough data.
Peter C. K. Yeung|Charles L. A. Clarke|Stefan Büttcher
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
doi dblp
X-Site: a workplace search tool for software engineers.
Peter C. K. Yeung|Luanne Freund|Charles L. A. Clarke
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
dblp
MultiText Legal Experiments at TREC 2007.
Stefan Büttcher|Charles L. A. Clarke|Gordon V. Cormack|Thomas R. Lynam|David R. Cheriton
Proceedings of The Sixteenth Text REtrieval Conference, TREC 2007, Gaithersburg, Maryland, USA, November 5-9, 2007

2006

doi dblp
A document-centric approach to static index pruning in text retrieval systems.
Stefan Büttcher|Charles L. A. Clarke
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, Arlington, Virginia, USA, November 6-11, 2006
doi dblp
A Hybrid Approach to Index Maintenance in Dynamic Text Retrieval Systems.
Stefan Büttcher|Charles L. A. Clarke
Advances in Information Retrieval, 28th European Conference on IR Research, ECIR 2006, London, UK, April 10-12, 2006, Proceedings
doi dblp
Towards genre classification for IR in the workplace.
Luanne Freund|Charles L. A. Clarke|Elaine G. Toms
Proceedings of the 1st International Conference on Information Interaction in Context, IIiX 2006, Copenhagen, Denmark, October 18-20, 2006
doi dblp
Hybrid index maintenance for growing text collections.
Stefan Büttcher|Charles L. A. Clarke|Brad Lushman
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006
doi dblp
Term proximity scoring for ad-hoc retrieval on very large text collections.
Stefan Büttcher|Charles L. A. Clarke|Brad Lushman
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006
dblp
The TREC 2006 Terabyte Track.
Stefan Büttcher|Charles L. A. Clarke|Ian Soboroff
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006
dblp
Index Pruning and Result Reranking: Effects on Ad-Hoc Retrieval and Named Page Finding.
Stefan Büttcher|Charles L. A. Clarke|Peter C. K. Yeung
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

2005

doi dblp
The TREC terabyte retrieval track.
Charles L. A. Clarke|Nick Craswell|Ian Soboroff
SIGIR Forum 2005 Volume 39 Issue 1
doi dblp
Indexing time vs. query time: trade-offs in dynamic information retrieval systems.
Stefan Büttcher|Charles L. A. Clarke
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31 - November 5, 2005
dblp
Waterloo Experiments for the CLEF05 SDR Track.
Charles L. A. Clarke
Working Notes for CLEF 2005 Workshop co-located with the 9th European Conference on Digital Libraries (ECDL 2005), Wien, Austria, September 21-22, 2005.
doi dblp
Controlling overlap in content-oriented XML retrieval.
Charles L. A. Clarke
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005
doi dblp
Modeling task-genre relationships for IR in the workplace.
Luanne Freund|Elaine G. Toms|Charles L. A. Clarke
SIGIR 2005: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Salvador, Brazil, August 15-19, 2005
dblp
Efficiency vs. Effectiveness in Terabyte-Scale Information Retrieval.
Stefan Büttcher|Charles L. A. Clarke
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005
dblp
The TREC 2005 Terabyte Track.
Charles L. A. Clarke|Falk Scholer|Ian Soboroff
Proceedings of the Fourteenth Text REtrieval Conference, TREC 2005, Gaithersburg, Maryland, USA, November 15-18, 2005

2004

doi dblp
Approximating the top-m passages in a parallel question answering system.
Charles L. A. Clarke|Egidio L. Terra
Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, Washington, DC, USA, November 8-13, 2004
doi dblp
A multi-system analysis of document and term selection for blind feedback.
Thomas R. Lynam|Chris Buckley|Charles L. A. Clarke|Gordon V. Cormack
Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, Washington, DC, USA, November 8-13, 2004
doi dblp
Scoring missing terms in information retrieval tasks.
Egidio Terra|Charles L. A. Clarke
Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, Washington, DC, USA, November 8-13, 2004
doi dblp
The effect of document retrieval quality on factoid question answering performance.
Kevyn Collins-Thompson|Jamie Callan|Egidio L. Terra|Charles L. A. Clarke
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004
dblp
Domain-Specific Synonym Expansion and Validation for Biomedical Information Retrieval (MultiText Experiments for TREC 2004).
Stefan Büttcher|Charles L. A. Clarke|Gordon V. Cormack
Proceedings of the Thirteenth Text REtrieval Conference, TREC 2004, Gaithersburg, Maryland, USA, November 16-19, 2004
dblp
Overview of the TREC 2004 Terabyte Track.
Charles L. A. Clarke|Nick Craswell|Ian Soboroff
Proceedings of the Thirteenth Text REtrieval Conference, TREC 2004, Gaithersburg, Maryland, USA, November 16-19, 2004

2003

doi dblp
SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada
Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) 2003
doi dblp
A reliable storage management layer for distributed information retrieval systems.
Charles L. A. Clarke|Philip L. Tilker|Allen Quoc-Luan Tran|Kevin Harris|Antonio S. Cheng
Proceedings of the 2003 ACM CIKM International Conference on Information and Knowledge Management, New Orleans, Louisiana, USA, November 2-8, 2003
doi dblp
Passage retrieval vs. document retrieval for factoid question answering.
Charles L. A. Clarke|Egidio L. Terra
SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28 - August 1, 2003, Toronto, Canada
dblp
Task-Specific Query Expansion (MultiText Experiments for TREC 2003).
David L. Yeung|Charles L. A. Clarke|Gordon V. Cormack|Thomas R. Lynam|Egidio L. Terra
Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003

2002

doi dblp
Topic-oriented collaborative crawling.
Chiasen Chung|Charles L. A. Clarke
Proceedings of the 2002 ACM CIKM International Conference on Information and Knowledge Management, McLean, VA, USA, November 4-9, 2002
doi dblp
The impact of corpus size on question answering performance.
Charles L. A. Clarke|Gordon V. Cormack|M. Laszlo|Thomas R. Lynam|Egidio L. Terra
SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 11-15, 2002, Tampere, Finland
dblp
Statistical Selection of Exact Answers (MultiText Experiments for TREC 2002).
Charles L. A. Clarke|Gordon V. Cormack|Graeme Kemkes|M. Laszlo|Thomas R. Lynam|Egidio L. Terra|Philip L. Tilker
Proceedings of The Eleventh Text REtrieval Conference, TREC 2002, Gaithersburg, Maryland, USA, November 19-22, 2002

2001

doi dblp
Exploiting Redundancy in Question Answering.
Charles L. A. Clarke|Gordon V. Cormack|Thomas R. Lynam
SIGIR 2001: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, September 9-13, 2001, New Orleans, Louisiana, USA
dblp
Web Reinforced Question Answering (MultiTest Experiments for TREC 2001).
Charles L. A. Clarke|Gordon V. Cormack|Thomas R. Lynam|C. M. Li|G. L. McLearn
Proceedings of The Tenth Text REtrieval Conference, TREC 2001, Gaithersburg, Maryland, USA, November 13-16, 2001

2000

doi dblp
Shortest-substring retrieval and ranking.
Charles L. A. Clarke|Gordon V. Cormack
ACM Transactions on Information Systems (TOIS) 2000 Volume 18 Issue 1
doi dblp
Passage-based query refinement (MultiText experiments for TREC-6).
Gordon V. Cormack|Charles L. A. Clarke|Christopher R. Palmer|Samuel S. L. To
Information Processing and Management 2000 Volume 36 Issue 1
doi dblp
Relevance ranking for one to three term queries.
Charles L. A. Clarke|Gordon V. Cormack|Elizabeth A. Tudhope
Information Processing and Management 2000 Volume 36 Issue 2
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Question Answering by Passage Selection (MultiText Experiments for TREC-9).
Charles L. A. Clarke|Gordon V. Cormack|D. I. E. Kisman|Thomas R. Lynam
Proceedings of The Ninth Text REtrieval Conference, TREC 2000, Gaithersburg, Maryland, USA, November 13-16, 2000

1999

doi dblp
Searching Program Source Code with a Structured Text Retrieval System (poster abstract).
Charles Clarke|Anthony Cox|Susan Elliott Sim
SIGIR '99: Proceedings of the 22nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 15-19, 1999, Berkeley, CA, USA
doi dblp
The MultiText Retrieval System (demonstration abstract).
Gordon V. Cormack|Charles L. A. Clarke|Christopher R. Palmer|Robert C. Good
SIGIR '99: Proceedings of the 22nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 15-19, 1999, Berkeley, CA, USA
dblp
Fast Automatic Passage Ranking (MultiText Experiments for TREC-8).
Gordon V. Cormack|Charles L. A. Clarke|D. I. E. Kisman|Christopher R. Palmer
Proceedings of The Eighth Text REtrieval Conference, TREC 1999, Gaithersburg, Maryland, USA, November 17-19, 1999

1998

doi dblp
An Overview of MultiText.
Charles L. A. Clarke|Gordon V. Cormack|Christopher R. Palmer
SIGIR Forum 1998 Volume 32 Issue 2
doi dblp
Efficient Construction of Large Test Collections.
Gordon V. Cormack|Christopher R. Palmer|Charles L. A. Clarke
SIGIR '98: Proceedings of the 21st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 24-28 1998, Melbourne, Australia
dblp
Deriving Very Short Queries for High Precision and Recall (MultiText Experiments for TREC-7).
Gordon V. Cormack|Christopher R. Palmer|Michael Van Biesbrouck|Charles L. A. Clarke
Proceedings of The Seventh Text REtrieval Conference, TREC 1998, Gaithersburg, Maryland, USA, November 9-11, 1998

1997

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Relevance Ranking for one to Three Term Queries.
Charles L. A. Clarke|Gordon V. Cormack|Elizabeth A. Tudhope
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 1997, 5th International Conference, McGill University, Montreal, Canada, June 25-27, 1997. Proceedings
dblp
Passage-Based Refinement (MultiText Experiements for TREC-6).
Gordon V. Cormack|Charles L. A. Clarke|Christopher R. Palmer|Samuel S. L. To
Proceedings of The Sixth Text REtrieval Conference, TREC 1997, Gaithersburg, Maryland, USA, November 19-21, 1997

1996

dblp
Interactive Substring Retrieval (MultiText Experiments for TREC-5).
Charles L. A. Clarke|Gordon V. Cormack
Proceedings of The Fifth Text REtrieval Conference, TREC 1996, Gaithersburg, Maryland, USA, November 20-22, 1996

1995

dblp
Shortest Substring Ranking (MultiText Experiments for TREC-4).
Charles L. A. Clarke|Gordon V. Cormack|Forbes J. Burkowski
Proceedings of The Fourth Text REtrieval Conference, TREC 1995, Gaithersburg, Maryland, USA, November 1-3, 1995