ACM SIGIR International Conference on the Theory of Information Retrieval (2021)
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021
Fairness and Control of Exposure in Two-sided Markets
Thorsten Joachims
Effective and Privacy-preserving Federated Online Learning to Rank
Shuyi Wang
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Bing Liu
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Shengyao Zhuang
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Guido Zuccon
Towards Axiomatic Explanations for Neural Ranking Models
Michael Völske
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Alexander Bondarenko
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Maik Fröbe
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Benno Stein
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Jaspreet Singh
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Matthias Hagen
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Avishek Anand
User Fairness, Item Fairness, and Diversity for Rankings in Two-Sided Markets
Lequn Wang
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Thorsten Joachims
Pareto Solutions vs Dataset Optima: Concepts and Methods for Optimizing Competing Objectives with Constraints in Retrieval
Soumyajit Gupta
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Gurpreet Singh
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Anubrata Das
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Matthew Lease
Incorporating Widget Positioning in Interaction Models of Search Behaviour
Nirmal Roy
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Arthur Câmara
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David Maxwell
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Claudia Hauff
The Impact of Entity Cards on Learning-Oriented Search Tasks
Sara Salimzadeh
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David Maxwell
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Claudia Hauff
Untangling the Concept of Task in Information Seeking and Retrieval
Ayah Soufan
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Ian Ruthven
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Leif Azzopardi
An Integrated Model of Task, Information Needs, Sources and Uncertainty to Design Task-Aware Search Systems
Shawon Sarkar
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Chirag Shah
Sentiment Intensity Prediction using Neural Word Embeddings
Amal Htait
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Leif Azzopardi
News Article Retrieval in Context for Event-centric Narrative Creation
Nikos Voskarides
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Edgar Meij
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Sabrina Sauer
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Maarten de Rijke
Can Language Models Identify Wikipedia Articles with Readability and Style Issues?
Yang Liu
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Alan Medlar
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Dorota Glowacka
Multi-label Classification of Short Texts with Label Correlated Recurrent Neural Networks
Zhiyuan Peng
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Behnoush Abdollahi
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Min Xie
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Yi Fang
The Simplest Thing That Can Possibly Work: (Pseudo-)Relevance Feedback via Text Classification
Xiao Han
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Yuqi Liu
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Jimmy Lin
Ensemble Distillation for BERT-Based Ranking Models
Honglei Zhuang
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Zhen Qin
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Shuguang Han
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Xuanhui Wang
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Michael Bendersky
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Marc Najork
Ranking by Language Similarity for Resource Scarce Southern Bantu Languages
Catherine Chavula
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Hussein Suleman
Understanding the Effectiveness of Reviews in E-commerce Top-N Recommendation
Zhichao Xu
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Hansi Zeng
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Qingyao Ai
Asking Clarifying Questions Based on Negative Feedback in Conversational Search
Keping Bi
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Qingyao Ai
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W. Bruce Croft
Towards Facet-Driven Generation of Clarifying Questions for Conversational Search
Ivan Sekulic
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Mohammad Aliannejadi
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Fabio Crestani
Effective Query Formulation in Conversation Contextualization: A Query Specificity-based Approach
Dipasree Pal
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Debasis Ganguly
A Modern Perspective on Query Likelihood with Deep Generative Retrieval Models
Oleg Lesota
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Navid Rekabsaz
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Daniel Cohen
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Klaus Antonius Grasserbauer
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Carsten Eickhoff
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Markus Schedl
Modality Effects When Simulating User Querying Tasks
Joel Mackenzie
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Alistair Moffat
Extracting per Query Valid Explanations for Blackbox Learning-to-Rank Models
Jaspreet Singh
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Megha Khosla
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Zhenye Wang
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Avishek Anand
Recommending Search Queries in Documents Using Inter N-Gram Similarities
Eilon Sheetrit
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Yaroslav Fyodorov
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Fiana Raiber
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Oren Kurland
Decomposition and Interleaving for Variance Reduction of Post-click Metrics
Kojiro Iizuka
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Yoshifumi Seki
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Makoto P. Kato
ERR is not C/W/L: Exploring the Relationship Between Expected Reciprocal Rank and Other Metrics
Leif Azzopardi
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Joel Mackenzie
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Alistair Moffat
A Fast and Exact Randomisation Test for Comparing Two Systems with Paired Data
Rikiya Suzuki
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Tetsuya Sakai
How do Metric Score Distributions affect the Type I Error Rate of Statistical Significance Tests in Information Retrieval?
Julián Urbano
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Matteo Corsi
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Alan Hanjalic
A Discriminative Semantic Ranker for Question Retrieval
Yinqiong Cai
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Yixing Fan
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Jiafeng Guo
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Ruqing Zhang
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Yanyan Lan
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Xueqi Cheng
Evaluating BERT-based Rewards for Question Generation with Reinforcement Learning
Peide Zhu
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Claudia Hauff
Passage Similarity and Diversification in Non-factoid Question Answering
Lakshmi Vikraman
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Ali Montazeralghaem
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Helia Hashemi
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W. Bruce Croft
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James Allan
A Novel Approach for Mining Team Leaders in Community Question Answering
Sepideh Entezari Maleki
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Mahmood Neshati
More Robust Dense Retrieval with Contrastive Dual Learning
Yizhi Li
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Zhenghao Liu
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Chenyan Xiong
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Zhiyuan Liu
Pseudo-Relevance Feedback for Multiple Representation Dense Retrieval
Xiao Wang
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Craig Macdonald
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Nicola Tonellotto
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Iadh Ounis
Semantic Hilbert Space for Interactive Image Retrieval
Amit Kumar Jaiswal
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Haiming Liu
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Ingo Frommholz
BERT-based Dense Retrievers Require Interpolation with BM25 for Effective Passage Retrieval
Shuai Wang
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Shengyao Zhuang
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Guido Zuccon
Session details: Keynote Talk
Yi Fang
Session details: Session 2A - Ranking (2)
Djoerd Hiemstra
Session details: Session 4A - Question Answering
Debasis Ganguly
Session details: Session 1C - Content Analysis
Makoto P. Kato
Session details: Session 1A - Ranking (1)
Qingyao Ai
Session details: Session 4B - Semantic Retrieval
Harrie Oosterhuis
Session details: Session 3A - Queries
Guido Zuccon
Session details: Session 1B - User Interaction
Fabio Crestani
Session details: Session 2B - Conversational Search
Hamed Zamani
Session details: Session 3B - Evaluation
Mohammad Aliannejadi