Ujwal Gadiraju

2026

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From SERPs to Sound: How Search Engine Result Pages and AI-generated Podcasts Interact to Influence User Attitudes on Controversial Topics.
Junjie Wang|Gaole He|Alisa Rieger|Ujwal Gadiraju
Proceedings of the 2026 Conference on Human Information Interaction and Retrieval, CHIIR 2026, Seattle, WA, USA, March 22-26, 2026

2024

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Responsible Opinion Formation on Debated Topics in Web Search.
Mark Shovman|Alisa Rieger|David Elsweiler|Tim Draws|Nicolas Mattis|David Maxwell|Mark Shovman|David Elsweiler|Ujwal Gadiraju|Dana McKay|Alessandro Bozzon|Maria Soledad Pera
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part IV

2022

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Ready Player One! Eliciting Diverse Knowledge Using A Configurable Game.
Agathe Balayn|Gaole He|Andrea Hu|Jie Yang|Ujwal Gadiraju
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
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To Trust or Not To Trust: How a Conversational Interface Affects Trust in a Decision Support System.
Akshit Gupta|Debadeep Basu|Ramya Ghantasala|Sihang Qiu|Ujwal Gadiraju
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
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What Should You Know? A Human-In-the-Loop Approach to Unknown Unknowns Characterization in Image Recognition.
Shahin Sharifi Noorian|Sihang Qiu|Ujwal Gadiraju|Jie Yang|Alessandro Bozzon
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Topic-independent modeling of user knowledge in informational search sessions.
Ran Yu|Rui Tang|Markus Rokicki|Ujwal Gadiraju|Stefan Dietze
Discover Computing 2021 Volume 24 Issue 3
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Note the Highlight: Incorporating Active Reading Tools in a Search as Learning Environment.
Nirmal Roy|Manuel Valle Torre|Ujwal Gadiraju|David Maxwell|Claudia Hauff
CHIIR '21: ACM SIGIR Conference on Human Information Interaction and Retrieval, Canberra, ACT, Australia, March 14-19, 2021
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How Do Active Reading Strategies Affect Learning Outcomes in Web Search?
Nirmal Roy|Manuel Valle Torre|Ujwal Gadiraju|David Maxwell|Claudia Hauff
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part II
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This Is Not What We Ordered: Exploring Why Biased Search Result Rankings Affect User Attitudes on Debated Topics.
Tim Draws|Nava Tintarev|Ujwal Gadiraju|Alessandro Bozzon|Benjamin Timmermans
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

2020

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Conversational Interfaces for Search As Learning.
Sihang Qiu|Alessandro Bozzon|Ujwal Gadiraju
Proceedings of the CIKM 2020 Workshops co-located with 29th ACM International Conference on Information and Knowledge Management (CIKM 2020), Galway, Ireland, October 19-23, 2020.
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Towards Memorable Information Retrieval.
Sihang Qiu|Ujwal Gadiraju|Alessandro Bozzon
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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Crowd Worker Strategies in Relevance Judgment Tasks.
Lei Han|Eddy Maddalena|Alessandro Checco|Cristina Sarasua|Ujwal Gadiraju|Kevin Roitero|Gianluca Demartini
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

2019

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Revealing the Role of User Moods in Struggling Search Tasks.
Luyan Xu|Xuan Zhou|Ujwal Gadiraju
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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All Those Wasted Hours: On Task Abandonment in Crowdsourcing.
Lei Han|Kevin Roitero|Ujwal Gadiraju|Cristina Sarasua|Alessandro Checco|Eddy Maddalena|Gianluca Demartini
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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Analyzing Knowledge Gain of Users in Informational Search Sessions on the Web.
Ujwal Gadiraju|Ran Yu|Stefan Dietze|Peter Holtz
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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Predicting User Knowledge Gain in Informational Search Sessions.
Ran Yu|Ujwal Gadiraju|Peter Holtz|Markus Rokicki|Philipp Kemkes|Stefan Dietze
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018

2017

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JustEvents: A Crowdsourced Corpus for Event Validation with Strict Temporal Constraints.
Andrea Ceroni|Ujwal Gadiraju|Marco Fisichella
Advances in Information Retrieval - 39th European Conference on IR Research, ECIR 2017, Aberdeen, UK, April 8-13, 2017, Proceedings

2016

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Where the Event Lies: Predicting Event Occurrence in Textual Documents.
Andrea Ceroni|Ujwal Gadiraju|Jan Matschke|Simon Wingert|Marco Fisichella
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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Improving Event Detection by Automatically Assessing Validity of Event Occurrence in Text.
Andrea Ceroni|Ujwal Kumar Gadiraju|Marco Fisichella
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015
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Balancing Novelty and Salience: Adaptive Learning to Rank Entities for Timeline Summarization of High-impact Events.
Tuan Tran|Claudia Niederée|Nattiya Kanhabua|Ujwal Gadiraju|Avishek Anand
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015
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Make Hay While the Crowd Shines: Towards Efficient Crowdsourcing on the Web.
Ujwal Gadiraju
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume

2013

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Groundhog day: near-duplicate detection on Twitter.
Ke Tao|Fabian Abel|Claudia Hauff|Geert-Jan Houben|Ujwal Gadiraju
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013