IR
Anthology
Community
Haggai
Roitman
2026
doi
dblp
Sequential Recommendation with Generative Intent Prediction Utilizing User Search-Behavior.
Guy Elovici
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Bracha Shapira
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Haggai Roitman
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Yotam Eshel
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
2025
doi
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X-Cross: Dynamic Integration of Language Models for Cross-Domain Sequential Recommendation.
Jimmy Lin
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Guy Hadad
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Haggai Roitman
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Yotam Eshel
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Bracha Shapira
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Lior Rokach
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
2024
doi
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Unsupervised Search Algorithm Configuration using Query Performance Prediction.
Haggai Roitman
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024
doi
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Personalized Ordering of Recommendation-Modules on an E-Commerce Homepage.
Haggai Roitman
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Alexander Nus
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Yotam Eshel
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024
2022
doi
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Sequential Modeling with Multiple Attributes for Watchlist Recommendation in E-Commerce.
Uriel Singer
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Haggai Roitman
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Yotam Eshel
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Alexander Nus
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Ido Guy
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Or Levi
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Idan Hasson
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Eliyahu Kiperwasser
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022
2021
doi
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PreSizE: Predicting Size in E-Commerce using Transformers.
Yotam Eshel
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Or Levi
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Haggai Roitman
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Alexander Nus
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
doi
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Automatic Form Filling with Form-BERT.
Gilad Fuchs
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Haggai Roitman
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Matan Mandelbrod
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
2020
doi
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ICTIR Tutorial: Modern Query Performance Prediction: Theory and Practice.
Haggai Roitman
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020
doi
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Query Performance Prediction for Multifield Document Retrieval.
Haggai Roitman
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Yosi Mass
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Guy Feigenblat
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Roee Shraga
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020
doi
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Web Table Retrieval using Multimodal Deep Learning.
Roee Shraga
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Haggai Roitman
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Guy Feigenblat
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Mustafa Canim
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
doi
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Unsupervised Dual-Cascade Learning with Pseudo-Feedback Distillation for Query-Focused Extractive Summarization.
Haggai Roitman
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Guy Feigenblat
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Doron Cohen
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Odellia Boni
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David Konopnicki
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020
doi
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Ad Hoc Table Retrieval using Intrinsic and Extrinsic Similarities.
Roee Shraga
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Haggai Roitman
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Guy Feigenblat
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Mustafa Canim
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020
doi
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Projection-based Relevance Model for Table Retrieval.
Roee Shraga
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Haggai Roitman
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Guy Feigenblat
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Bar Weiner
Companion of The 2020 Web Conference 2020, Taipei, Taiwan, April 20-24, 2020
2019
doi
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A Study of Query Performance Prediction for Answer Quality Determination.
Haggai Roitman
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Shai Erera
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Guy Feigenblat
Proceedings of the 2019 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2019, Santa Clara, CA, USA, October 2-5, 2019.
doi
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Utilizing Passages in Fusion-based Document Retrieval.
Haggai Roitman
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Yosi Mass
Proceedings of the 2019 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2019, Santa Clara, CA, USA, October 2-5, 2019.
doi
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Normalized Query Commitment Revisited.
Haggai Roitman
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.
doi
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Query Performance Prediction for Pseudo-Feedback-Based Retrieval.
Haggai Roitman
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Oren Kurland
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.
2018
doi
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An Extended Query Performance Prediction Framework Utilizing Passage-Level Information.
Haggai Roitman
Proceedings of the 2018 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2018, Tianjin, China, September 14-17, 2018
doi
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Enhanced Performance Prediction of Fusion-based Retrieval.
Haggai Roitman
Proceedings of the 2018 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2018, Tianjin, China, September 14-17, 2018
doi
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Utilizing Pseudo-Relevance Feedback in Fusion-based Retrieval.
Haggai Roitman
Proceedings of the 2018 ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2018, Tianjin, China, September 14-17, 2018
doi
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Query Performance Prediction using Passage Information.
Haggai Roitman
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018
2017
doi
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SummIt: A Tool for Extractive Summarization, Discovery and Analysis.
Guy Feigenblat
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Odellia Boni
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Haggai Roitman
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David Konopnicki
Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, CIKM 2017, Singapore, November 06 - 10, 2017
doi
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Enhanced Probabilistic Classify and Count Methods for Multi-Label Text Quantification.
Roy Levin
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Haggai Roitman
Proceedings of the ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2017, Amsterdam, The Netherlands, October 1-4, 2017
doi
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Enhanced Mean Retrieval Score Estimation for Query Performance Prediction.
Haggai Roitman
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Shai Erera
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Oren Sar Shalom
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Bar Weiner
Proceedings of the ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2017, Amsterdam, The Netherlands, October 1-4, 2017
doi
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Robust Standard Deviation Estimation for Query Performance Prediction.
Haggai Roitman
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Shai Erera
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Bar Weiner
Proceedings of the ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2017, Amsterdam, The Netherlands, October 1-4, 2017
doi
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A User Re-Modeling Approach to Item Recommendation using Complex Usage Data.
Oren Sar Shalom
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Haggai Roitman
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Yishay Mansour
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Amihood Amir
Proceedings of the ACM SIGIR International Conference on Theory of Information Retrieval, ICTIR 2017, Amsterdam, The Netherlands, October 1-4, 2017
doi
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Unsupervised Query-Focused Multi-Document Summarization using the Cross Entropy Method.
Guy Feigenblat
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Haggai Roitman
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Odellia Boni
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David Konopnicki
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017
doi
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An Extended Relevance Model for Session Search.
Nir Levine
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Haggai Roitman
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Doron Cohen
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017
doi
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An Enhanced Approach to Query Performance Prediction Using Reference Lists.
Haggai Roitman
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017
2016
doi
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From "More Like This" to "Better Than This".
Haggai Roitman
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Doron Cohen
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Shay Hummel
Proceedings of the 2016 ACM on International Conference on the Theory of Information Retrieval, ICTIR 2016, Newark, DE, USA, September 12- 6, 2016
doi
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When Watson Went to Work: Leveraging Cognitive Computing in the Real World.
Aya Soffer
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David Konopnicki
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Haggai Roitman
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
doi
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From Diversity-based Prediction to Better Ontology & Schema Matching.
Avigdor Gal
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Haggai Roitman
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Tomer Sagi
Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11 - 15, 2016
doi
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On the Retrieval of Wikipedia Articles Containing Claims on Controversial Topics.
Haggai Roitman
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Shay Hummel
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Ella Rabinovich
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Benjamin Sznajder
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Noam Slonim
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Ehud Aharoni
Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume
2014
doi
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Using the cross-entropy method to re-rank search results.
Haggai Roitman
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Shay Hummel
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Oren Kurland
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014
doi
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A fusion approach to cluster labeling.
Haggai Roitman
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Shay Hummel
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Michal Shmueli-Scheuer
The 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR '14, Gold Coast , QLD, Australia - July 06 - 11, 2014
doi
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Measuring the effectiveness of multi-channel marketing campaigns using online chatter.
Haggai Roitman
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Gilad Barkai
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David Konopnicki
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Aya Soffer
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume
2013
doi
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Modeling the uniqueness of the user preferences for recommendation systems.
Haggai Roitman
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David Carmel
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Yosi Mass
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Iris Eiron
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013
2012
doi
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The first joint international workshop on entity-oriented and semantic search (JIWES).
Krisztian Balog
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David Carmel
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Arjen P. de Vries
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Daniel M. Herzig
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Peter Mika
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Haggai Roitman
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Ralf Schenkel
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Pavel Serdyukov
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Duc Thanh Tran
SIGIR Forum 2012 Volume 46 Issue 2
doi
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On the Relationship between Novelty and Popularity of User-Generated Content.
David Carmel
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Haggai Roitman
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Elad Yom-Tov
ACM Transactions on Intelligent Systems and Technology (TIST) 2012 Volume 3 Issue 4
doi
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Folksonomy-Based Term Extraction for Word Cloud Generation.
David Carmel
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Erel Uziel
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Ido Guy
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Yosi Mass
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Haggai Roitman
ACM Transactions on Intelligent Systems and Technology (TIST) 2012 Volume 3 Issue 4
doi
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Workshop on multimodal crowd sensing (CrowdSens 2012).
Haggai Roitman
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Iván Cantador
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Miriam Fernández
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012
doi
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Towards expressive exploratory search over entity-relationship data.
Sivan Yogev
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Haggai Roitman
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David Carmel
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Naama Zwerdling
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)
2011
doi
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Folksonomy-based term extraction for word cloud generation.
David Carmel
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Erel Uziel
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Ido Guy
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Yosi Mass
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Haggai Roitman
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011
doi
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Search and mining entity-relationship data.
Haggai Roitman
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Ralf Schenkel
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Marko Grobelnik
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011
doi
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Exploratory search over social-medical data.
Haggai Roitman
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Sivan Yogev
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Yevgenia Tsimerman
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Dae Won Kim
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Yossi Mesika
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011
2010
doi
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On the relationship between novelty and popularity of user-generated content.
David Carmel
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Haggai Roitman
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Elad Yom-Tov
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010
doi
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Extracting user profiles from large scale data.
Michal Shmueli-Scheuer
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Haggai Roitman
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David Carmel
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Yosi Mass
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David Konopnicki
Proceedings of the 2010 Workshop on Massive Data Analytics on the Cloud, MDAC 2010, In association with the 19th Annual World Wide Web Conference (WWW 2010), Raleigh, North Carolina, USA, April 26, 2010
2009
doi
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Who tags the tags?: a framework for bookmark weighting.
David Carmel
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Haggai Roitman
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Elad Yom-Tov
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009
doi
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Enhancing cluster labeling using wikipedia.
David Carmel
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Haggai Roitman
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Naama Zwerdling
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