2023

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Proactive Conversational Agents
Lizi Liao | Grace Hui Yang | Chirag Shah
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023

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A Synthetic Search Session Generator for Task-Aware Information Seeking and Retrieval
Shawon Sarkar | Chirag Shah
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023

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Representing Tasks with a Graph-Based Method for Supporting Users in Complex Search Tasks
Shawon Sarkar | Maryam Amirizaniani | Chirag Shah
Proceedings of the 2023 Conference on Human Information Interaction and Retrieval, CHIIR 2023, Austin, TX, USA, March 19-23, 2023

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Taking Search to Task
Chirag Shah | Ryen White | Paul Thomas | Bhaskar Mitra | Shawon Sarkar | Nicholas J. Belkin
Proceedings of the 2023 Conference on Human Information Interaction and Retrieval, CHIIR 2023, Austin, TX, USA, March 19-23, 2023

2022

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Unifying telescope and microscope: A multi-lens framework with open data for modeling emerging events
Yunhe Feng | Chirag Shah
2022 Volume 59 Issue 2

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Authentic versus synthetic: An investigation of the influences of study settings and task configurations on search behaviors
Yiwei Wang | Chirag Shah
2022 Volume 73 Issue 3

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FAIR: Fairness-aware information retrieval evaluation
Ruoyuan Gao | Yingqiang Ge | Chirag Shah
2022 Volume 73 Issue 10

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Situating Search
Chirag Shah | Emily M. Bender
CHIIR '22: ACM SIGIR Conference on Human Information Interaction and Retrieval, Regensburg, Germany, March 14 - 18, 2022

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ExpScore: Learning Metrics for Recommendation Explanation
Bingbing Wen | Yunhe Feng | Yongfeng Zhang | Chirag Shah
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Task Intelligence for Search and Recommendation
Chirag Shah | Ryen W. White
2021

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Report on the 44th international ACM SIGIR conference on research and development in information retrieval (SIGIR 2021)
Chirag Shah | Torsten Suel | Fernando Diaz | Bhaskar Mitra | Bárbara Poblete | Hussein Suleman | Suzan Verberne
2021 Volume 55 Issue 2

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An iSchool approach to data science: Human-centered, socially responsible, and context-driven
Chirag Shah | Theresa Anderson | Loni Hagen | Yin Zhang
2021 Volume 72 Issue 6

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An Integrated Model of Task, Information Needs, Sources and Uncertainty to Design Task-Aware Search Systems
Shawon Sarkar | Chirag Shah
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021

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Addressing Bias and Fairness in Search Systems
Ruoyuan Gao | Chirag Shah
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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SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

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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Bridging Task Expressions and Search Queries
Chirag Shah | Ryen W. White
CHIIR '21: ACM SIGIR Conference on Human Information Interaction and Retrieval, Canberra, ACT, Australia, March 14-19, 2021

2020

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Implicit information need as explicit problems, help, and behavioral signals
Shawon Sarkar | Matthew Mitsui | Jiqun Liu | Chirag Shah
2020 Volume 57 Issue 2

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Toward creating a fairer ranking in search engine results
Ruoyuan Gao | Chirag Shah
2020 Volume 57 Issue 1

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University of Washington at TREC 2020 Fairness Ranking Track
Yunhe Feng | Daniel Saelid | Ke Li | Chirag Shah | Ruoyuan Gao
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020

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EARS 2020: The 3rd International Workshop on ExplainAble Recommendation and Search
Yongfeng Zhang | Xu Chen | Yi Zhang | Min Zhang | Chirag Shah
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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Tutorial on Task-Based Search and Assistance
Chirag Shah | Ryen W. White
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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Fairness-Aware Explainable Recommendation over Knowledge Graphs
Zuohui Fu | Yikun Xian | Ruoyuan Gao | Jieyu Zhao | Qiaoying Huang | Yingqiang Ge | Shuyuan Xu | Shijie Geng | Chirag Shah | Yongfeng Zhang | Gerard de Melo
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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Identifying and Predicting the States of Complex Search Tasks
Jiqun Liu | Shawon Sarkar | Chirag Shah
CHIIR '20: Conference on Human Information Interaction and Retrieval, Vancouver, BC, Canada, March 14-18, 2020

2019

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Interactive IR User Study Design, Evaluation, and Reporting
Jiqun Liu | Chirag Shah
2019

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Exploring the immediate and short-term effects of peer advice and cognitive authority on Web search behavior
Jiqun Liu | Yiwei Wang | Soumik Mandal | Chirag Shah
2019 Volume 56 Issue 3

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A comparison of unimodal and multimodal models for implicit detection of relevance in interactive IR
Roberto I. González-Ibáñez | Aileen Esparza-Villamán | Juan Carlos Vargas-Godoy | Chirag Shah
2019 Volume 70 Issue 11

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How Fair Can We Go: Detecting the Boundaries of Fairness Optimization in Information Retrieval
Ruoyuan Gao | Chirag Shah
Proceedings of the 2019 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2019, Santa Clara, CA, USA, October 2-5, 2019

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EARS 2019: The 2nd International Workshop on ExplainAble Recommendation and Search
Yongfeng Zhang | Yi Zhang | Min Zhang | Chirag Shah
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019

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Bridging Gaps: Predicting User and Task Characteristics from Partial User Information
Matthew Mitsui | Chirag Shah
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019

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Session-based Search Behavior in Naturalistic Settings for Learning-related Tasks
Souvick Ghosh | Chirag Shah
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019

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Coagmento v3.0: Rapid Prototyping of Web Search Experiments
Diana Soltani | Matthew Mitsui | Chirag Shah
Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019

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Investigating the Impacts of Expectation Disconfirmation on Web Search
Jiqun Liu | Chirag Shah
Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019

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Task, Information Seeking Intentions, and User Behavior: Toward A Multi-level Understanding of Web Search
Jiqun Liu | Matthew Mitsui | Nicholas J. Belkin | Chirag Shah
Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019

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Reading Protocol: Understanding what has been Read in Interactive Information Retrieval Tasks
Daniel Hienert | Dagmar Kern | Matthew Mitsui | Chirag Shah | Nicholas J. Belkin
Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019

2018

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Retrieving people: Identifying potential answerers in Community Question-Answering
Long T. Le | Chirag Shah
2018 Volume 69 Issue 10

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The Broad View of Task Type Using Path Analysis
Matthew Mitsui | Chirag Shah
Proceedings of the 2018 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2018, Tianjin, China, September 14-17, 2018

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How Much is Too Much?: Whole Session vs. First Query Behaviors in Task Type Prediction
Matthew Mitsui | Jiqun Liu | Chirag Shah
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

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Information Retrieval and Interaction System (IRIS): A Toolkit for Investigating Information Retrieval and Interaction Activities
Jonathan Pulliza | Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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Coagmento: Past, Present, and Future of an Individual and Collaborative Information Seeking Platform
Matthew Mitsui | Jiqun Liu | Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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Exploring Online and Offline Search Behavior Based on the Varying Task Complexity
Manasa Rath | Souvick Ghosh | Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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The Paradox of Personalization: Does Task Prediction Require Individualized Models?
Matthew Mitsui | Jiqun Liu | Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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Juggling with Information Sources, Task Type, and Information Quality
Yiwei Wang | Shawon Sarkar | Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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The Role of the Task Topic in Web Search of Different Task Types
Daniel Hienert | Matthew Mitsui | Philipp Mayr | Chirag Shah | Nicholas J. Belkin
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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Information Fostering - Being Proactive with Information Seeking and Retrieval: Perspective Paper
Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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Searching as Learning: Exploring Search Behavior and Learning Outcomes in Learning-related Tasks
Souvick Ghosh | Manasa Rath | Chirag Shah
Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

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Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

Proceedings of the 2018 Conference on Human Information Interaction and Retrieval, CHIIR 2018, New Brunswick, NJ, USA, March 11-15, 2018

2017

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Social Information Seeking - Leveraging the Wisdom of the Crowd
Chirag Shah
2017 Volume 38

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Report on the Second International Workshop on the Evaluation on Collaborative Information Seeking and Retrieval (ECol?2017 @ CHIIR)
Leif Azzopardi | Jeremy Pickens | Chirag Shah | Laure Soulier | Lynda Tamine
2017 Volume 51 Issue 3

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The orchestration of a collaborative information seeking learning task
Simon Knight | Bart Rienties | Karen Littleton | Dirk T. Tempelaar | Matthew Mitsui | Chirag Shah
2017 Volume 20 Issue 5

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Evaluating user search trails in exploratory search tasks
Chathra Hendahewa | Chirag Shah
2017 Volume 53 Issue 4

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Shared values, new vision: Collaboration and communities of practice in virtual reference and SQA
Marie L. Radford | Lynn Silipigni Connaway | Stephanie Mikitish | Mark Alpert | Chirag Shah | Nicole A. Cooke
2017 Volume 68 Issue 2

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Predicting Information Seeking Intentions from Search Behaviors
Matthew Mitsui | Jiqun Liu | Nicholas J. Belkin | Chirag Shah
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

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Second International Workshop On the Evaluation of Collaborative Information Seeking and Retrieval (Ecol'17)
Leif Azzopardi | Jeremy Pickens | Chirag Shah | Laure Soulier | Lynda Tamine
Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, CHIIR 2017, Oslo, Norway, March 7-11, 2017

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Investigating Information Seekers' Selection of Interpersonal and Impersonal Sources
Yiwei Wang | Shawon Sarkar | Chirag Shah
Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, CHIIR 2017, Oslo, Norway, March 7-11, 2017

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Discerning the Quality of Questions in Educational Q&Ausing Textual Features
Manasa Rath | Long T. Le | Chirag Shah
Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, CHIIR 2017, Oslo, Norway, March 7-11, 2017

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Bad Users or Bad Content?: Breaking the Vicious Cycle by Finding Struggling Students in Community Question-Answering
Long T. Le | Chirag Shah | Erik Choi
Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, CHIIR 2017, Oslo, Norway, March 7-11, 2017

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Data Requirements for Evaluation of Personalization of Information Retrieval. A Position Paper
Nicholas J. Belkin | Daniel Hienert | Philipp Mayr | Chirag Shah
Working Notes of CLEF 2017 - Conference and Labs of the Evaluation Forum, Dublin, Ireland, September 11-14, 2017

2016

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MineRank: Leveraging users' latent roles for unsupervised collaborative information retrieval
Laure Soulier | Lynda Tamine | Chirag Shah
2016 Volume 52 Issue 6

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Rain or shine? Forecasting search process performance in exploratory search tasks
Chirag Shah | Chathra Hendahewa | Roberto I. González-Ibáñez
2016 Volume 67 Issue 7

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User motivations for asking questions in online Q&A services
Erik Choi | Chirag Shah
2016 Volume 67 Issue 5

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Collaborative Information Seeking: Art and Science of Achieving 1+12 in IR
Chirag Shah
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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Extracting Information Seeking Intentions for Web Search Sessions
Matthew Mitsui | Chirag Shah | Nicholas J. Belkin
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016

2015

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Workshop on Social and Collaborative Information Seeking (SCIS)
Chirag Shah | Robert G. Capra | Preben Hansen
2015 Volume 49 Issue 2

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User Activity Patterns During Information Search
Michael J. Cole | Chathra Hendahewa | Nicholas J. Belkin | Chirag Shah
2015 Volume 33 Issue 1

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Implicit search feature based approach to assist users in exploratory search tasks
Chathra Hendahewa | Chirag Shah
2015 Volume 51 Issue 5

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Capturing Collabportunities: A method to evaluate collaboration opportunities in information search using pseudocollaboration
Roberto I. González-Ibáñez | Chirag Shah | Ryen W. White
2015 Volume 66 Issue 9

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Social and Collaborative Information Seeking: State of the Union
Chirag Shah
Proceedings of the 2015 Workshop on Evaluation on Collaborative Information Retrieval and Seeking, ECol 2015, Melbourne, Australia, October 23, 2015

2014

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Collaborative information seeking
Chirag Shah
2014 Volume 65 Issue 2

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Discrimination between tasks with user activity patterns during information search
Michael J. Cole | Chathra Hendahewa | Nicholas J. Belkin | Chirag Shah
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

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User-driven system-mediated collaborative information retrieval
Laure Soulier | Chirag Shah | Lynda Tamine
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014

2013

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Let's search together, but not too close! An analysis of communication and performance in collaborative information seeking
Roberto I. González-Ibáñez | Müge Haseki | Chirag Shah
2013 Volume 49 Issue 5

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Effects of awareness on coordination in collaborative information seeking
Chirag Shah
2013 Volume 64 Issue 6

2012

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Social Q&A and virtual reference - comparing apples and oranges with the help of experts and users
Chirag Shah | Vanessa Kitzie
2012 Volume 63 Issue 10

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Collaborative information seeking: understanding users, systems, and content
Chirag Shah
Proceedings of the Fifth International Conference on Web Search and Web Data Mining, WSDM 2012, Seattle, WA, USA, February 8-12, 2012

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Collaborative information seeking: art and science of achieving 1+12 in IR
Chirag Shah
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

2011

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Evaluating the synergic effect of collaboration in information seeking
Chirag Shah | Roberto I. González-Ibáñez
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

2010

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A framework for supporting user-centric collaborative information seeking
Chirag Shah
2010 Volume 44 Issue 2

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Effects of position and number of relevant documents retrieved on users' evaluations of system performance
Diane Kelly | Xin Fu | Chirag Shah
2010 Volume 28 Issue 2

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Role-based results redistribution for collaborative information retrieval
Chirag Shah | Jeremy Pickens | Gene Golovchinsky
2010 Volume 46 Issue 6

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Awareness in collaborative information seeking
Chirag Shah | Gary Marchionini
2010 Volume 61 Issue 10

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Evaluating and predicting answer quality in community QA
Chirag Shah | Jeffrey Pomerantz
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010

2008

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Understanding system implementation and user behavior in a collaborative information seeking environment
Chirag Shah
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

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Algorithmic mediation for collaborative exploratory search
Jeremy Pickens | Gene Golovchinsky | Chirag Shah | Pernilla Qvarfordt | Maribeth Back
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008

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Effects of performance feedback on users' evaluations of an interactive IR system
Diane Kelly | Chirag Shah | Cassidy R. Sugimoto | Earl W. Bailey | Rachael A. Clemens | Ann K. Irvine | Nicholas A. Johnson | Weimao Ke | Sanghee Oh | Anezka Poljakova | Marcos A. Rodriguez | Megan G. van Noord | Yan Zhang
Proceedings of the 2nd International Conference on Information Interaction in Context, IIiX 2008, London, UK, October 14-17, 2008

2007

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DiscoverInfo: a tool for discovering information with relevance and novelty
Chirag Shah | Gary Marchionini
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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Using collaborative queries to improve retrieval for difficult topics
Xin Fu | Diane Kelly | Chirag Shah
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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Making mind and machine meet: a study of combining cognitive and algorithmic relevance feedback
Chirag Shah | Diane Kelly | Xin Fu
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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Use of Topicality and Information Measures to Improve Document Representation for Story Link Detection
Chirag Shah | Koji Eguchi
Advances in Information Retrieval, 29th European Conference on IR Research, ECIR 2007, Rome, Italy, April 2-5, 2007, Proceedings

2006

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Opinion Retrieval Experiments Using Generative Models: Experiments for the TREC 2006 Blog Track
Koji Eguchi | Chirag Shah
Proceedings of the Fifteenth Text REtrieval Conference, TREC 2006, Gaithersburg, Maryland, USA, November 14-17, 2006

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Representing documents with named entities for story link detection (SLD)
Chirag Shah | W. Bruce Croft | David D. Jensen
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, Arlington, Virginia, USA, November 6-11, 2006

2004

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Evaluating high accuracy retrieval techniques
Chirag Shah | W. Bruce Croft
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004

2003

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Generic Text Summarization Using Wordnet for Novelty and Hard
Ganesh Ramakrishnan | Kedar Bellare | Chirag Shah | Deepa Paranjpe
Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003

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