{"id":16,"date":"2018-11-09T20:00:16","date_gmt":"2018-11-09T20:00:16","guid":{"rendered":"http:\/\/groups.cs.umass.edu\/zamani\/?page_id=16"},"modified":"2026-10-02T12:39:54","modified_gmt":"2026-10-02T17:39:54","slug":"publications","status":"publish","type":"page","link":"https:\/\/groups.cs.umass.edu\/zamani\/publications\/","title":{"rendered":"Publications"},"content":{"rendered":"
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Publications in reversed chronological order.<\/p>\n

dblp<\/a>,\u00a0Google Scholar<\/a><\/p>\n

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\u00a02026\u00a0<\/span><\/h1>\n<\/div>\n
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LLM-based Multi-Agent Blackboard System for Information Discovery in Data Science<\/strong><\/div>\n
Alireza Salemi, Mihir Parmar, Palash Goyal, Yiwen Song, Jinsung Yoon, Hamed Zamani<\/em>, Hamid Palangi, and Tomas Pfister<\/div>\n
In Proceedings of the 40th Conference on Neural Information Processing Systems, <\/em>2026 (NeurIPS \u201926)
<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n<\/div>\n<\/header><\/header>\n
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\u00a0<\/div>\n
RICE-PO: Turning Retrieval Interactions into Credit Signals for Reasoning Agents<\/strong><\/div>\n
Mingchen Li, Hansi Zeng, Zhuo Qian, Jiatan Huang, Sunjae Kwon, Hamed Zamani<\/em>, and Hong Yu<\/div>\n
In Proceedings of the 40th Conference on Neural Information Processing Systems, <\/em>2026 (NeurIPS \u201926)
<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
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\u00a0<\/div>\n
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CoSearch: Joint Training of Reasoning and Document Ranking via Reinforcement Learning for Agentic Search<\/b><\/div>\n
Hansi Zeng, Liam Collins, Bhuvesh Kumar, Neil Shah, and Hamed Zamani<\/em>
<\/span>In Proceedings of the Third Conference on Language Modeling, 2026 (COLM ’26)<\/i>
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n<\/div>\n
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A Unified Model and Document Representation for On-Device Retrieval-Augmented Generation<\/b><\/div>\n
Julian Killingback, Ofer Meshi, Henry Li, Hamed Zamani<\/em>, and Maryam Karimzadehgan
<\/span>In Proceedings of the Third Conference on Language Modeling, 2026 (COLM ’26)<\/i>
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
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Beyond a Million Tokens: Benchmarking and Enhancing Long-Term Memory in LLMs<\/b><\/a><\/div>\n
Mohammad Tavakoli, Alireza Salemi, Carrie Ye, Mohamed Abdalla, Hamed Zamani<\/em>, J. Ross Mitchell
<\/span>In Proceedings of the 14th International Conference on Learning Representations, 2026 <\/em>(ICLR ’26)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n<\/div>\n
\u00a0<\/div>\n
Pathways of Thoughts: Multi-Directional Thinking for Long-form Personalized Question Answering<\/b><\/a><\/div>\n
Alireza Salemi, Cheng Li, Mingyang Zhang, Qiaozhu Mei, Zhuowan Li, Spurthi Hombaiah, Weize Kong, Tao Chen, Hamed Zamani<\/em>, and Michael Bendersky
<\/span>In Proceedings of the Web Conference, 2026 <\/em>(WWW ’26)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n<\/div>\n<\/header><\/header>\n
\u00a0<\/div>\n
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Inferential Question Answering<\/b><\/a><\/div>\n
Jamshid Mozafari, Hamed Zamani<\/em>, Guido Zuccon, and Adam Jatowat
<\/span>In Proceedings of the Web Conference, 2026 <\/em>(WWW ’26)
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[Preprint<\/a>]<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/header><\/header>\n
\u00a0<\/div>\n
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Uncertainty Quantification for Retrieval-Augmented Reasoning<\/strong><\/a><\/div>\n
Heydar Soudani, Hamed Zamani<\/em>, Faegheh Hasibi<\/div>\n
In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n<\/div>\n
Learning from Natural Language Feedback for Personalized Question Answering<\/strong><\/a><\/div>\n
Alireza Salemi and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n<\/div>\n
Scaling Laws for Embedding Dimension in Information Retrieval<\/b><\/a><\/div>\n
Julian Killingback*, Mahta Rafiee*, Madine Manas, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n<\/header>\n
\u00a0<\/div>\n
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Evaluation of Agents under Simulated AI Marketplace Dynamics<\/strong><\/a><\/div>\n
To Eun Kim, Alireza Salemi, Hamed Zamani<\/em>, and Fernando Diaz<\/div>\n
In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n<\/div>\n
Total Recall QA: A Verifiable Evaluation Suite for Deep Research Agents<\/b><\/a><\/div>\n
Mahta Rafiee, Heydar Soudani, Zahra Abbasiantaeb, Mohammad Aliannejadi, Faegheh Hasibi, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
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\u00a0<\/div>\n<\/header><\/header>\n
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Exploring and Improving Cross- and Multi-Domain Personalized Question Answering via a Dual Retrieval Augmentation Approach<\/strong><\/a><\/div>\n
Ozel Yilmazel, Hamed Zamani<\/em>, and James Allan<\/div>\n
In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i>
<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Learning to Reason for Multi-Step Retrieval of Personal Context in Personalized Question Answering<\/b><\/a><\/div>\n
Maryam Amirizaniani, Alireza Salemi, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2026 (SIGIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n<\/div>\n
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Can Instructed Retrieval Models Really Support Exploration?<\/b><\/a><\/div>\n
Piyush Maheshwari, Sheshera Mysore, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 2026 ACM SIGIR Conference on Human Information Interaction and Retrieval, 2026 (CHIIR ’26<\/i><\/em>)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n<\/header><\/div>\n<\/header>\n
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Plan-and-Refine in RAG: Generating Diverse and Comprehensive Responses through Global Exploration and Local Exploitation<\/strong><\/a><\/div>\n
Alireza Salemi, Chris Samarinas, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2026 ACM International Conference on Innovative Concepts and Theories in Information Retrieval, 2026 <\/em>(ICTIR \u201926)<\/i><\/span><\/div>\n
[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n
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Critic-R: Improving Agentic Search using Instruction-tuned Retrievers with Natural Language Introspective Feedback<\/b><\/div>\n
Zarif Alam, Alireza Salemi, and Hamed Zamani<\/em>
<\/span>In Findings of the 2026 Conference on Empirical Methods in Natural Language Processing (EMNLP ’26 Findings)<\/i>
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
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COMPREHEND: Ultra-Fine-Grained Benchmark Understanding by Entailment Hierarchy<\/b><\/div>\n<\/div>\n<\/header>\n
Sivaraaman Balakrishnan, Prakriti S. Shetty, Jeremiah Hong, Hamed Zamani<\/em>, and Haw-Shiuan Chang
<\/span>In Proceedings of the NeurIPS 2026 Workshop on Trust-AI-Eval: Can We Trust AI Evaluation?<\/em>
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UNSPECIFIC: General Constraint Synthesis for Breaking Copy-and-Paste Shortcut in LLM Instruction Following<\/strong><\/header>\n
Jeet Sharma, Balpreet Kaur, Jeremiah Hong, Hamed Zamani<\/em>, and Haw-Shiuan Chang
<\/span>In Proceedings of the NeurIPS 2026 Workshop on Verify Agents: Who Verifies the Agents?<\/em><\/span><\/div>\n
\u00a0<\/div>\n<\/div>\n
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Improving User Privacy in Personalized Generation: Client-Side Retrieval-Augmented Modification of Server-Side Generated Speculations<\/b><\/div>\n<\/div>\n<\/header>\n
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Alireza Salemi and Hamed Zamani<\/em>
<\/span>arxiv, 2026 <\/em>(preprint)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n
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Truncated Step-Level Sampling with Process Rewards for Retrieval-Augmented Reasoning<\/b><\/div>\n
Chris Samarinas, Haw-Shiuan Chang, and Hamed Zamani<\/em>
<\/span>arxiv, 2026 <\/em>(preprint)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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TERSE: Test-Time Adaptation via Retrieval of Skills and Experience for Reasoning Agents<\/b><\/div>\n
Junda Wang, Zonghai Tao, Hansi Zeng, Zhichao Yang, Hamed Zamani<\/em>, and Hong Yu
<\/span>arxiv, 2026 <\/em>(preprint)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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GrepSeek: Training Search Agents for Direct Corpus Interaction<\/b><\/div>\n<\/div>\n
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Alireza Salemi, Chang Zeng, Atharva Nijasure, Jui-Hui Chung, Razieh Rahimi, Fernando Diaz, and Hamed Zamani<\/em>
<\/span>arxiv, 2026 <\/em>(preprint)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n<\/div>\n
\u00a0<\/div>\n
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Your Mouse and Eyes Secretly Leak Your Preference: LLM Alignment using Implicit Feedback from Users<\/strong><\/div>\n
Haw-Shiuan Chang*, Jeffery Gomez*, Mehul Patwari*, Aryan Sajith, and Hamed Zamani<\/em>
<\/span>arxiv, 2026 <\/em>(preprint)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Quantifying and Expanding the Theoretical Capacity of Late-Interaction Retrieval Models<\/strong><\/div>\n
Julian Killingback, Varad Ingale, Hamed Zamani<\/em>, and Cameron Musco
<\/span>arxiv, 2026 <\/em>(preprint)
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n<\/header>
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\u00a02025\u00a0<\/span><\/h1>\n<\/div>\n
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Personalization of Large Language Models: A Survey<\/strong><\/a><\/div>\n
Zhehao Zhang et al.<\/em><\/div>\n
Transactions on Machine Learning Research, 2025<\/i><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n
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Search-R1: Training LLMs to Reason and Leverage Search Engines with Reinforcement Learning<\/strong><\/div>\n
Bowen Jin, Hansi Zeng, Zhenrui Yue, Jinsung Yoon, Sercan O. Arik, Dong Wang, Hamed Zamani, <\/em>and Jiawei Han<\/div>\n
In Proceedings of the Second Conference on Language Modeling, 2025 (COLM ’25)
<\/i>[Preprint<\/a>] [code<\/a>] [models<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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LaMP-QA: A Benchmark for Personalized Long-form Question Answering<\/strong><\/div>\n
Alireza Salemi and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2025 Conference on Empirical Methods in Natural Language Processing (EMNLP ’25)
<\/i>[Preprint<\/a>] [code and data<\/a>]<\/span><\/div>\n<\/div>\n
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\u00a0<\/div>\n<\/div>\n
Accelerating Retrieval Augmented Generation<\/b><\/a><\/div>\n
Derrick Quinn, Mohammad Nouri, Neel Patel, Alireza Salemi, Sukhan Lee, Hamed Zamani<\/em>, and Mohammad Alian
In Proceedings of the ACM International Conference on Architectural Support for Programming Languages and Operating Systems, 2025 (ASPLOS ’25)<\/em><\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n
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Hypencoder: Hypernetworks for Information Retrieval<\/strong><\/a><\/div>\n
Julian Killingback, Hansi Zeng, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2025 (SIGIR \u201925)<\/i>
<\/i>[Preprint<\/a>] [code<\/a>] [models<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Bridging Personalization and Control in Scientific Personalized Search<\/strong><\/a><\/div>\n
Sheshera Mysore, Garima Dhanania, Kishor Patil, Surya Kallumadi, Andrew McCallum, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2025 (SIGIR \u201925)<\/i>
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Scaling Sparse and Dense Retrieval in Decoder-Only LLMs<\/strong><\/a><\/div>\n
Hansi Zeng, Julian Killingback, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2025 (SIGIR \u201925)<\/i>
<\/i>[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Personalized Generation in Large Model Era: A Survey<\/strong><\/a><\/div>\n
Yiyan Xu, Jinghao Zhang, Alireza Salemi, Xinting Hu, Wenjie Wang, Fuli Feng, Hamed Zamani, <\/em>Xiangnan He, and Tat-Seng Chua<\/div>\n
In Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics, 2025 <\/em>(ACL ’25)<\/i>
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Beyond Factual Accuracy: Evaluating Coverage of Diverse Factual Information in Long-form Text Generation<\/strong><\/a><\/div>\n
Chris Samarinas, Alexander Krubner, Alireza Salemi, Youngwoo Kim, and Hamed Zamani<\/em><\/div>\n
In Findings of the 63rd Annual Meeting of the Association for Computational Linguistics, 2025 <\/em>(ACL ’25 Findings)<\/i>
<\/i>[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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ExPerT: Effective and Explainable Evaluation of Personalized Long-Form Text Generation<\/strong><\/a><\/div>\n
Alireza Salemi, Julian Killingback, and Hamed Zamani<\/em><\/div>\n
In Findings of the 63rd Annual Meeting of the Association for Computational Linguistics, 2025 <\/em>(ACL ’25 Findings)<\/i>
<\/i>[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Comparing Retrieval-Augmentation and Parameter-Efficient Fine-Tuning for Privacy-Preserving Personalization of Large Language Models<\/strong><\/a><\/div>\n
Alireza Salemi and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2025 ACM International Conference on Innovative Concepts and Theories in Information Retrieval, 2025 <\/em>(ICTIR \u201925)<\/i><\/span><\/div>\n
[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Learning to Rank for Multiple Retrieval-Augmented Models through Iterative Utility Maximization<\/strong><\/a><\/div>\n
Alireza Salemi and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2025 ACM International Conference on Innovative Concepts and Theories in Information Retrieval, 2025 <\/em>(ICTIR \u201925)<\/i><\/span><\/div>\n
[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n<\/div>\n
\u00a0<\/div>\n
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Reliable Annotations with Less Effort: Evaluation LLM-Human Collaboration in Search Clarification<\/strong><\/a><\/div>\n
Leila Tavakoli and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2025 ACM International Conference on Innovative Concepts and Theories in Information Retrieval, 2025 <\/em>(ICTIR \u201925)<\/i><\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\u00a0<\/div>\n
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Distillation and Refinement of Reasoning in Small Language Models for Document Re-Ranking<\/strong><\/a><\/div>\n
Chris Samarinas and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2025 ACM International Conference on Innovative Concepts and Theories in Information Retrieval, 2025 <\/em>(ICTIR \u201925)<\/i><\/span><\/div>\n
[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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CIIR@LiveRAG 2025: Optimizing Multi-Agent Retrieval Augmented Generation through Self-Training<\/strong><\/div>\n
Alireza Salemi, Mukta Maddipatla, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the LiveRAG Challenge at ACM SIGIR 2025<\/i>
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Reasoning-Enhanced Self-Training for Long-from Personalized Text Generation<\/strong><\/div>\n
Alireza Salemi, Cheng Li, Mingyang Zhang, Qiaozhu Mei, Weize Kong, Tao Chen, Zhuowan Li, Michael Bendersky, and Hamed Zamani<\/em><\/div>\n
arxiv, 2025 <\/i>(preprint)
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Open-Domain and Knowledge-Intensive Video Question Answering<\/strong><\/div>\n
Md Zarif Ul Alam and Hamed Zamani<\/em><\/div>\n
arxiv, 2025 <\/i>(preprint)
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Can Pre-training Indicators Reliably Predict Fine-tuning Outcomes of LLMs?<\/b><\/div>\n
Hansi Zeng, Kai Hui, Honglei Zhuang, Zhen Qin, Zhenrui Yue, Hamed Zamani, <\/em>and Dana Alon<\/div>\n
arxiv, 2025 <\/i>(preprint)
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Aligning LLMs on a Budget: Inference-Time Alignment with Heuristic Reward Models<\/strong><\/div>\n
Mason Nakamura, Saaduddin Mahmud, Kyle H. Wray, Hamed Zamani<\/em>, and Shlomo Zilberstein<\/div>\n
arxiv, 2025 <\/i>(preprint)
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Benchmarking Information Retrieval Models for Complex Retrieval Tasks<\/strong><\/div>\n
Julian Killingback and Hamed Zamani<\/em><\/div>\n
arxiv, 2025 <\/i>(preprint)
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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\u00a02024\u00a0<\/span><\/h1>\n<\/div>\n
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Future of Information Retrieval Research in the Age of Generative AI<\/strong><\/div>\n
James Allan, Eunsol Choi, Daniel Lopresti, Hamed Zamani<\/em>
CCC Report, Computing Research Association, 2024<\/span><\/div>\n<\/div>\n<\/header>\n
[Preprint<\/a>] [website<\/a>]<\/div>\n
\u00a0<\/div>\n
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Interactions with Generative Information Retrieval Systems<\/strong><\/a><\/div>\n
Mohammad Aliannejadi, Jacek Gwizdka, and Hamed Zamani<\/em><\/span><\/div>\n
Book Chapter in Information Access in the Era of Generative AI, 2024<\/i>
<\/i>[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n<\/div>\n
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Generalized Weak Supervision for Neural Information Retrieval<\/b><\/span><\/a><\/div>\n<\/header>
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Yen-Chieh Lien, Hamed Zamani<\/em>, and W. Bruce Croft
<\/span>ACM Transactions on Information Systems (TOIS), 2024<\/i>
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n
Online and Offline Evaluation in Search Clarification<\/strong><\/a><\/div>\n
Leila Tavakoli, Johanne R. Trippas, Hamed Zamani<\/em>, Falk Scholer, and Mark Sanderson<\/div>\n
ACM Transactions on Information Systems (TOIS), 2024<\/i>
<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
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The Second Workshop on Large Language Models for Individuals, Groups, and Society<\/strong><\/a><\/div>\n
Michael Bendersky, Cheng Li, Qiaozhu Mei, Vanessa Murdock, Jie Tang, Hongning Wang, Hamed Zamani<\/em>, Mingyang Zhang, and Xingjian Zhang<\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)
<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Third Workshop on Personalization and Recommendations in Search (PaRiS)<\/strong><\/a><\/div>\n
Sudarshan Lamkhede, Hamed Zamani<\/em>, Moumita Bhattacharya, and Hongning Wang<\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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Scalable and Effective Generative Information Retrieval<\/b><\/span><\/a><\/div>\n
Hansi Zeng, Chen Luo, Bowen Jin, Sheikh Sarwar, Tianxin Wei, and Hamed Zamani<\/em>
<\/span>In Proceedings of the Web Conference, 2024 <\/em>(WWW ’24)
[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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LaMP: When Large Language Models Meet Personalization<\/b><\/span><\/a><\/div>\n
Alireza Salemi, Sheshera Mysore, Michael Bendersky, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics<\/em>, 2024<\/i>\u00a0(ACL ’24)
[Preprint<\/a>][benchmark website<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
Planning Ahead in Generative Retrieval: Guiding Autoregressive Generation through Simultaneous Decoding<\/strong><\/a><\/div>\n
Hansi Zeng, Chen Luo, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)
[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Optimization Methods for Personalizing Large Language Models through Retrieval Augmentation<\/strong><\/a><\/div>\n
Alireza Salemi, Surya Kallumadi, and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)<\/span><\/div>\n
[Preprint<\/a>] [code<\/a>]<\/div>\n
\u00a0<\/div>\n
Towards a Search Engine for Machines: Unified Ranking for Multiple Retrieval-Augmented Language Models<\/strong><\/a><\/div>\n
Alireza Salemi and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
ProCIS: A Benchmark for Proactive Retrieval in Conversations<\/strong><\/a><\/div>\n
Chris Samarinas and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
\"\"<\/a><\/span>Evaluating Retrieval Quality in Retrieval-Augmented Generation<\/a><\/strong><\/div>\n
Alireza Salemi and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)<\/span><\/div>\n
[Preprint<\/a>] [code<\/a>] [Best Short Paper Award]<\/b><\/span><\/span><\/div>\n
\u00a0<\/div>\n
Stochastic RAG: End-to-End Retrieval-Augmented Generation through Expected Utility Maximization<\/strong><\/a><\/div>\n
Hamed Zamani<\/em> and Michael Bendersky<\/div>\n
In Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2024 (SIGIR \u201924)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
\n
ICXML: An In-Context Learning Framework for Zero-Shot Extreme Multi-Label Classification<\/b><\/span><\/a><\/div>\n
Yaxin Zhu and Hamed Zamani<\/em>
<\/span>In Findings of the 2024 Conference of the North American Chapter of the Association for Computational Linguistics, 2024 <\/em>(NAACL ’24 Findings)
[Preprint<\/a>] [YouTube video by Manish Gupta (Microsoft)<\/a>]<\/span><\/span><\/span><\/span><\/span><\/div>\n
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\u00a0<\/div>\n
Multimodal Reranking for Knowledge-Intensive Visual Question Answering<\/strong><\/div>\n
Haoyang Wen, Honglei Zhuang, Hamed Zamani<\/em>, Alexander G. Hauptmann, and Michael Bendersky
<\/span>In Proceedings of the 3rd Workshop on Advances in Language and Vision Research, 2024 (ALVR @ ACL 2024)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Understanding Modality Preferences in Search Clarification<\/strong><\/div>\n
Leila Tavakoli, Giovanni Castiglia, Federica Cal\u00f2, Yashar Deldjoo, Hamed Zamani<\/em>, and Johanne R. Trippas
In Proceedings of the 1st Workshop on Multimodal Search and Recommendations, 2024 (MMSR @ CIKM 2024)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\u00a0<\/div>\n
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CS^4: Measuring the Creativity of Large Language Models Automatically by Controlling the Number of Story-Writing Constraints<\/strong><\/div>\n
Anirudh Atmakuru, Jatin Nainani, Rohith S. R. Bheemreddy, Anirudh Lakkaraju, Zonghai Yao, Hamed Zamani<\/em>, and Haw-Shiuan Chang
In Proceedings of the Sixth Workshop on Narrative Understanding, 2024 (WNU @ EMNLP 2024)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\n
\n
\u00a0<\/div>\n
Simulating Task-Oriented Dialogues with State Transition Graphs and Large Language Models<\/strong><\/div>\n
Chris Samarinas*, Pracha Promthaw*, Atharva Nijasure*, Hansi Zeng, Julian Killingback, and Hamed Zamani<\/em>
arxiv, 2024 <\/i>(preprint)
<\/i>[Preprint<\/a>] [code<\/a>]<\/span><\/div>\n<\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Retrieval-Enhanced Machine Learning: Synthesis and Opportunities<\/strong><\/div>\n
To Eun Kim, Alireza Salemi, Andrew Drozdov, Fernando Diaz, and Hamed Zamani<\/em>
arxiv, 2024 <\/i>(preprint)
<\/i>[Preprint<\/a>] [Tutorial Website<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Interactive Topic Models with Optimal Transport<\/strong><\/div>\n
Garima Dhanania, Sheshera Mysore, Chau Minh Pham, Mohit Iyyer, Hamed Zamani<\/em>, and Andrew McCallum<\/div>\n
arxiv, 2024 <\/i>(preprint)
<\/i>[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
LongLaMP: A Benchmark for Personalized Long-form Text Generation<\/strong><\/div>\n
Ishita Kumar, Snigdha Viswanathan, Sushrita Yerra, Alireza Salemi, Ryan A. Rossi, Franck Dernoncourt, Hanieh Deilamsalehy, Xiang Chen, Ruiyi Zhang, Shubham Agarwal, Nedim Lipka, and Hamed Zamani<\/em><\/div>\n
arxiv, 2024 <\/i>(preprint)
<\/i>[Preprint<\/a>] [website<\/a>]<\/span><\/div>\n<\/div>\n
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\u00a0<\/div>\n<\/div>\n
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\u00a0<\/div>\n<\/div>\n<\/div>\n
\n

\u00a02023\u00a0<\/span><\/h1>\n<\/div>\n
\n
Conversational Information Seeking<\/a>
<\/span><\/strong>Hamed Zamani<\/em>, Johanne R. Trippas, Jeff Dalton, and Filip Radlinski
<\/span>Foundations and Trends in Information Retrieval (FntIR), 2023<\/i>
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Conversational Information Seeking: Theory and Application (Tutorial)
<\/span><\/strong>Jeff Dalton, Filip Radlinski, Federico Rossetto, Johanne R. Trippas, Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the Web Conference, 2023 <\/em>(WWW ’23)
[tutorial website<\/a>]<\/span><\/div>\n<\/div>\n<\/header>\n
\u00a0<\/div>\n
\n
SIGIR 2023 Workshop on Retrieval-Enhanced Machine Learning (REML @ SIGIR 2023)<\/b><\/span><\/a><\/div>\n
Michael Bendersky, Danqi Chen, Fernando Diaz, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)
[workshop website<\/a>]
<\/span><\/div>\n
\u00a0<\/div>\n<\/div>\n
A Personalized Dense Retrieval Framework for Unified Information Access<\/b><\/span><\/a><\/div>\n
Hansi Zeng, Surya Kallumadi, Zaid Alibadi, Rodrigo Nogueira, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
\n
\"\"<\/a><\/span><\/strong>A Symmetric Dual Encoding Dense Retrieval Framework for Knowledge-Intensive Visual Question Answering<\/a><\/b><\/span><\/div>\n
Alireza Salemi, Juan Altmayer Pizzorno, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)<\/span><\/div>\n
[Preprint<\/a>] [Best Student Paper Award]<\/b><\/span><\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Editing User Profiles for Controllable Text Recommendation<\/b><\/span><\/a><\/div>\n
Sheshera Mysore, Mahmood Jasim, Andrew McCallum, and Hamed Zamani<\/em>
<\/span>In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
FiD-Light: Efficient and Effective Retrieval-Augmented Text Generation<\/strong><\/a><\/div>\n
Sebastian Hofst\u00e4tter, Jiecao Chen, Karthik Raman, and Hamed Zamani<\/em>
<\/span><\/div>\n
In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Multivariate Representation Learning for Information Retrieval<\/strong><\/a><\/div>\n
Hamed Zamani<\/em> and Michael Bendersky
<\/span><\/div>\n
In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Soft Prompt Decoding for Multilingual Dense Retrieval<\/strong><\/a><\/div>\n
Zhiqi Huang, Hansi Zeng, Hamed Zamani<\/em>, and James Allan
<\/span><\/div>\n
In Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2023 (SIGIR \u201923)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\u00a0<\/div>\n
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Learning List-Level Domain-Invariant Representations for Ranking<\/strong><\/a><\/div>\n
Ruicheng Xian, Honglei Zhuang, Zhen Qin, Hamed Zamani<\/em>, Jing Lu, Ji Ma, Kai Hui, Han Zhao, Xuanhui Wang, Michael Bendersky<\/div>\n
In Proceedings of the 37th Conference on Neural Information Processing Systems, <\/em>2023 (NeurIPS \u201923)
[Preprint<\/a>] [Selected for Spotlight Presentation]<\/strong>
<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Pre-Training Multi-Modal Dense Retrievers for Outside-Knowledge Visual Question Answering<\/strong><\/a><\/div>\n
Alireza Salemi, Mahta Rafiee, and Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 2023 ACM International Conference on the Theory of Information Retrieval, 2023 <\/em>(ICTIR \u201923)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Large Language Model Augmented Narrative Driven Recommendations<\/span><\/strong><\/a><\/div>\n
Sheshera Mysore, Andrew McCallum, and Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 17th ACM Conference on Recommender Systems, <\/em>2023 (RecSys \u201923)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\n
Multi-Modal Augmentation for Large Language Models with Applications to Task-Oriented Dialogues<\/b><\/span><\/a><\/div>\n
Chris Samarinas, Pracha Promthaw, Rohan Lekhwani, Sheshera Mysore, Sung Ming Huang, Atharva Nijasure, Hansi Zeng, and Hamed Zamani<\/em>
<\/span>In Proceedings of the Second Alexa Prize TaskBot Challenge (Alexa Prize ’23)<\/em><\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
\u00a0<\/div>\n
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\n

\u00a02022\u00a0<\/span><\/h1>\n<\/div>\n
Conversational Information Seeking: Theory and Application (Tutorial)<\/a><\/span><\/strong><\/div>\n<\/header>\n
Jeff Dalton, Sophie Fischer, Paul Owoicho, Filip Radlinski, Federico Rossetto, Johanne R. Trippas, Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2022 (SIGIR \u201922)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
Analyzing Clarification in Asynchronous Information Seeking Conversations<\/a><\/strong>
<\/span>Leila Tavakoli, Hamed Zamani<\/em>, Falk Scholer, W. Bruce Croft, and Mark Sanderson
<\/span>Journal of the Association for Information Science and Technology,\u00a0<\/em>2022 (JASIST)
[Preprint<\/a>]
<\/span><\/div>\n
\u00a0<\/div>\n
Retrieval-Enhanced Machine Learning<\/a>
<\/span><\/strong>Hamed Zamani<\/em>*, Fernando Diaz*, Mostafa Dehghani, Donald Metzler, and Michael Bendersky
<\/span>In Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2022 (SIGIR \u201922)
[Preprint<\/a>]
<\/span><\/div>\n
\u00a0<\/div>\n
MIMICS-Duo: Enabling Both Offline & Online Evaluations for Search Clarification<\/a>
<\/span><\/strong>Leila Tavakoli, Johanne R. Trippas, Hamed Zamani<\/em>, Falk Scholer, and Mark Sanderson
<\/span>In Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2022 (SIGIR \u201922)
[Preprint<\/a>] [Data<\/a>]<\/span>
<\/span><\/div>\n
\u00a0<\/div>\n
\"\"<\/a>Curriculum Learning for Dense Retrieval Distillation<\/a>
<\/span><\/strong>Hansi Zeng, Hamed Zamani<\/em>, Vishwa Vinay
<\/span>In Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, <\/em>2022 (SIGIR \u201922)<\/span><\/div>\n
[Preprint<\/a>] [Code<\/a>] [Best Short Paper Award]<\/b><\/span><\/span><\/div>\n
\u00a0<\/div>\n
\n
Stochastic Retrieval-Conditioned Reranking<\/a>
<\/span><\/strong>Hamed Zamani*<\/em>, Michael Bendersky*, Donald Metzler, Honglei Zhuang, Xuanhui Wang
<\/span>In Proceedings of the 2022 ACM SIGIR International Conference on the Theory of Information Retrieval, <\/em>2022 (ICTIR \u201922)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\u00a0<\/div>\n
Revisiting Open Domain Query Facet Extraction and Generation<\/a>
<\/span><\/strong>Chris Samarinas, Arkin Dharawat, Hamed Zamani<\/em>
<\/span>In Proceedings of the 2022 ACM SIGIR International Conference on the Theory of Information Retrieval, <\/em>2022 (ICTIR \u201922)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
\n
DISAPERE: A Dataset for Discourse Structure in Peer Review Discussions<\/strong><\/a><\/div>\n
Neha Nayak Kennard, Tim O’Gorman, Akshay Sharma, Chhandak Bagchi, Matthew Clinton, Pranay Kumar Yelugam, Rajarshi Das, Hamed Zamani<\/em>, Andrew McCallum<\/div>\n
In Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, <\/em>2022 (NAACL \u201922)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
Stochastic Optimization of Text Set Generation for Learning Multiple Query Intent Representations<\/a>
<\/span><\/strong>Helia Hashemi, Hamed Zamani<\/em>, W. Bruce Croft
<\/span>In Proceedings of the 31st ACM International on Conference on Information and Knowledge Management, <\/em>2022 (CIKM \u201922)<\/span><\/div>\n
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
Predicting Prerequisite Relations for Unseen Concepts<\/strong><\/a><\/div>\n
Yaxin Zhu and Hamed Zamani<\/em><\/div>\n
In Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing (EMNLP ’22)
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
You Can’t Pick Your Neighbors, or Can You? When and How to Rely on Retrieval in the KNN-LM<\/strong><\/a><\/div>\n
Andrew Drozdov, Shufan Wang, Razieh Rahimi, Andrew McCallum, Hamed Zamani<\/em>, Mohit Iyyer<\/div>\n
In Findings of the 2022 Conference on Empirical Methods in Natural Language Processing (EMNLP ’22 Findings)
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
\n
Multi-Task Retrieval-Augmented Text Generation with Relevance Sampling
<\/b>Sebastian Hofst\u00e4tter, Jiecao Chen, Karthik Raman, Hamed Zamani<\/em>
<\/span>In Proceedings of the ICML 2022 Workshop on Knowledge Retrieval and Language Models (KRLM @ ICML ’22)<\/em><\/span><\/div>\n
[Preprint<\/a>]<\/div>\n<\/div>\n
\u00a0<\/div>\n
Maruna Bot: An Extensible Retrieval-Focused Framework for Task-Oriented Dialogues<\/a>
<\/b>Amit Hattimare, Arkin Dharawat, Yelman Khan, Yen-Chieh Lien, Chris Samarinas, George Z. Wei, Yulin Yang, Hamed Zamani<\/em>
<\/span>In Proceedings of the First Alexa Prize TaskBot Challenge (Alexa Prize ’22)<\/em><\/span><\/div>\n
[Preprint<\/a>] [CICS News<\/a>]\u00a0<\/div>\n
\u00a0<\/div>\n
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Are We There Yet? A Decision Framework for Replacing Term-Based Retrieval with Dense Retrieval Systems<\/strong><\/div>\n
Sebastian Hofst\u00e4tter, Nick Craswell, Bhaskar Mitra, Hamed Zamani, <\/em>Allan Hanbury<\/span><\/div>\n
arxiv, 2022<\/i>\u00a0(preprint)
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\n
\u00a0<\/div>\n<\/header>\n
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\u00a02021\u00a0<\/span><\/h1>\n<\/div>\n
Conversational Search and Recommendation: Introduction to the Special Issue<\/a>
<\/span><\/strong>Claudia Hauff, Julia Kiseleva, Mark Sanderson,\u00a0Hamed Zamani<\/em>, and Yongfeng Zhang
<\/span>ACM Transactions on Information Systems,\u00a0<\/em>2021 (TOIS)
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Context-Aware Target Apps Selection and Recommendation for Enhancing Personal Mobile Assistants<\/a>
<\/span><\/strong>Mohammad Aliannejadi, Hamed Zamani<\/em>, Fabio Crestani, and W. Bruce Croft
<\/span>ACM Transactions on Information Systems,\u00a0<\/em>2021 (TOIS)
<\/span>[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
A Flexible Framework for Evaluating User and Item Fairness in Recommender Systems<\/a>
<\/span><\/strong>Yashar Deldjoo, Vito Walter Anelli,\u00a0Hamed Zamani<\/em>, Alejandro Bellogin, and Tommaso Di Noia
<\/span>User Modeling and User-Adapted Interaction,\u00a0<\/em>2021 (UMUAI)
<\/span>[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Generalizing Discriminative Retrieval Models using Generative Tasks<\/a>
<\/span><\/strong>Binsheng Liu,\u00a0Hamed Zamani<\/em>, Xiaolu Lu, and J. Shane Culpepper
<\/span>In Proceedings of the 30th International Conference on World Wide Web,\u00a0<\/em>2021 (WWW \u201921)
<\/span>[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Intra-Document Cascading: Learning to Select Passages for Neural Document Ranking<\/a>
<\/span><\/strong>Sebastian Hofst\u00e4tter, Bhaskar Mitra,\u00a0Hamed Zamani<\/em>, Nick Craswell, and Allan Hanbury
<\/span>In Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2021 (SIGIR \u201921)
<\/span>[Preprint<\/a>]<\/span><\/div>\n

Towards Multi-Modal Conversational Information Seeking<\/a><\/strong>
<\/span>Yashar Deldjoo, Johanne R. Trippas, and\u00a0Hamed Zamani
<\/em><\/span>In Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2021 (SIGIR \u201921)
<\/span>[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Current Challenges and Future Directions in Podcast Information Access<\/a>
<\/span><\/strong>Rosie Jones*,\u00a0Hamed Zamani*<\/em>, Markus Schedl, Ching-Wei Chen, Sravana Reddy, Ann Clifton, Jussi Karlgren, Helia Hashemi, Aasish Pappu, Zahra Nazari, Longqi Yang, Oguz Semerci, Hugues Bouchard, and Ben Carterette
<\/span>In Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2021 (SIGIR \u201921)
<\/span>[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Learning Robust Dense Retrieval Models from Incomplete Relevance Labels<\/a><\/span><\/strong><\/div>\n
Prafull Prakash, Julian Killingback, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2021 (SIGIR \u201921)<\/span><\/div>\n
[Preprint<\/a>] [Code<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Passage Retrieval for Outside-Knowledge Visual Question Answering<\/a><\/span><\/strong><\/div>\n
Chen Qu,\u00a0Hamed Zamani<\/em>, Liu Yang, W. Bruce Croft, and Erik Learned-Miller<\/span><\/div>\n
In Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2021 (SIGIR \u201921)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Improving Transformer-Kernel Ranking Model Using Conformer and Query Term Independence<\/a><\/span><\/strong><\/div>\n
Bhaskar Mitra, Sebastian Hofst\u00e4tter,\u00a0Hamed Zamani<\/em>, and Nick Craswell<\/span><\/div>\n
In Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2021 (SIGIR \u201921)<\/span><\/div>\n
[Preprint<\/a>] [Code<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Learning Multiple Intent Representations for Search Queries<\/a><\/span><\/strong><\/div>\n
\n
Helia Hashemi, Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 30th ACM International on Conference on Information and Knowledge Management, <\/em>2021 (CIKM \u201921)
[Preprint<\/a>]<\/span>
<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
Analyzing Mixed Initiatives and Search Strategies during Conversational Search<\/a><\/span><\/strong><\/div>\n
\n
Mohammad Aliannejadi, Leif Azzopardi, Hamed Zamani<\/em>, Evangelos Kanoulas, Paul Thomas and Nick Craswell<\/span><\/div>\n
In Proceedings of the 30th ACM International on Conference on Information and Knowledge Management, <\/em>2021 (CIKM \u201921)
[Preprint<\/a>]<\/span>
<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
Tip of the Tongue Known-Item Retrieval: A Case Study in Movie Identification<\/a><\/span><\/strong><\/div>\n
Jaime Arguello, Adam Ferguson, Emery Fine, Bhaskar Mitra,\u00a0Hamed Zamani<\/em>, and Fernando Diaz<\/span><\/div>\n
In Proceedings of the Sixth ACM SIGIR Conference on Human Information Interaction and Retrieval,\u00a0<\/em>2021 (CHIIR \u201921)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Towards System-Initiative Conversational Information Seeking<\/a><\/span><\/strong><\/div>\n
Somin Wadhwa and Hamed Zamani
<\/em>In Proceedings of the Second International Conference on Design of Experimental Search and Information Retrieval Systems, <\/em>2021 (DESIRES \u201921)
[Preprint<\/a>]<\/div>\n
\u00a0<\/div>\n
CSFCube\u2013A Test Collection of Computer Science Research Articles for Faceted Query by Example<\/span><\/strong><\/a><\/div>\n
Sheshera Mysore, Tim O\u2019Gorman, Andrew McCallum, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 35th Conference on Neural Information Processing Systems, 2021<\/i> (NeurIPS ’21) – Datasets and Benchmarks Track<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
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Explaining Documents’ Relevance to Search Queries<\/strong><\/div>\n
Razieh Rahimi, Youngwoo Kim, Hamed Zamani,\u00a0<\/em>James Allan<\/span><\/div>\n
arxiv, 2021<\/i> (preprint)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n<\/div>\n
\u00a0<\/div>\n
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\u00a02020\u00a0<\/span><\/h1>\n<\/div>\n
A Deep Look into Neural Ranking Models for Information Retrieval<\/a><\/span><\/strong><\/div>\n
Jiafeng Guo, Yixing Fan, Liang Pang, Liu Yang, Qingyao Ai,\u00a0Hamed Zamani<\/em>, Chen Wu, W. Bruce Croft, and Xueqi Cheng<\/span><\/div>\n
Information Processing & Management,\u00a0<\/em>2020 (IP&M)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Generating Clarifying Questions for Information Retrieval<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Susan Dumais, Nick Craswell, Paul Bennett, and Gord Lueck<\/span><\/div>\n
In Proceedings of the 29th International Conference on World Wide Web,\u00a0<\/em>2020 (WWW \u201920)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Learning a Joint Search and Recommendation Model from User-Item Interactions<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 13th ACM International Conference on Web Search and Data Mining,\u00a0<\/em>2020 (WSDM \u201920)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Analyzing and Learning from User Interactions for Search Clarification<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Bhaskar Mitra, Everest Chen, Gord Lueck, Fernando Diaz, Paul Bennett, Nick Craswell, and Susan Dumais<\/span><\/div>\n
In Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2020 (SIGIR \u201920)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Guided Transformer: Leveraging Multiple External Sources for Representation Learning in Conversational Search<\/a><\/span><\/strong><\/div>\n
Helia Hashemi,\u00a0Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2020 (SIGIR \u201920)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n

A Reinforcement Learning Framework for Relevance Feedback<\/a><\/strong><\/span><\/div>\n
Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and James Allan
<\/span>In Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2020 (SIGIR \u201920)<\/span><\/div>\n
\u00a0<\/div>\n
Macaw: An Extensible Conversational Information Seeking Platform<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and Nick Craswell
<\/span>In Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2020 (SIGIR \u201920)<\/span><\/div>\n
[Preprint<\/a>] [Code<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Local Self-Attention over Long Text for Efficient Document Retrieval<\/a><\/span><\/strong><\/div>\n
Sebastian Hofst\u00e4tter,\u00a0Hamed Zamani<\/em>, Bhaskar Mitra, Nick Craswell, and Allan Hanbury
<\/span>In Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2020 (SIGIR \u201920)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Recipe Retrieval with Visual Query of Ingredients<\/a><\/span><\/strong><\/div>\n
Yen-Chieh Lien,\u00a0Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2020 (SIGIR \u201920)<\/span><\/div>\n

\"\"<\/a>MIMICS: A Large-Scale Data Collection for Search Clarification<\/a><\/strong><\/span><\/div>\n
Hamed Zamani<\/em>, Gord Lueck, Everest Chen, Rodolfo Quispe, Flint Luu, and Nick Craswell<\/span><\/div>\n
In Proceedings of the 29th ACM International on Conference on Information and Knowledge Management,\u00a0<\/em>2020 (CIKM \u201920)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]\u00a0[Best Paper Award – Resource Track]<\/b><\/span><\/div>\n
\u00a0<\/div>\n
ANTIQUE: A Non-Factoid Question Answering Benchmark<\/a><\/span><\/strong><\/div>\n
Helia Hashemi, Mohammad Aliannejadi,\u00a0Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 42nd European Conference on Information Retrieval,\u00a0<\/em>2020 (ECIR \u201920)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Conformer-Kernel with Query Term Independence at TREC 2020 Deep Learning Track<\/a><\/span><\/strong><\/div>\n
Bhaskar Mitra, Sebastian Hofst\u00e4tter,\u00a0Hamed Zamani<\/em>, and Nick Craswell<\/span><\/div>\n
In Proceedings of the 2020 Text REtrieval Conference,\u00a0<\/em>2020 (TREC \u201920)<\/span><\/div>\n
[Code<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Common Conversational Community Prototype: Scholarly Conversational Assistant<\/span><\/strong><\/div>\n
Krisztian Balog, Lucie Flekova, Matthias Hagen, Rosie Jones, Martin Potthast, Filip Radlinski, Mark Sanderson, Svitlana Vakulenko, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
arxiv,\u00a0<\/em>2020 (preprint)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
\n

\u00a02019\u00a0<\/span><\/h1>\n<\/div>\n
\"\"<\/a>Neural Models for Information Retrieval without Labaled Data<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em><\/span><\/div>\n
University of Massachusetts Amherst,\u00a0<\/em>2019 (Ph.D. Dissertation)<\/span><\/div>\n
[Preprint<\/a>]\u00a0[UMass CICS Outstanding Dissertation Award]<\/b><\/span><\/div>\n
\u00a0<\/div>\n
An Analysis of Approaches Taken in the ACM RecSys Challenge 2018 for Automatic Music Playlist Continuation<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Markus Schedl, Paul Lamere, and Ching-Wei Chen<\/span><\/div>\n
ACM Transactions on Intelligent Systems and Technology,\u00a0<\/em>2019 (TIST)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Asking Clarifying Questions in Open-Domain Information Seeking Conversations<\/a><\/span><\/strong><\/div>\n
Mohammad Aliannejadi,\u00a0Hamed Zamani<\/em>, Fabio Crestani, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2019 (SIGIR \u201919)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Analyzing and Predicting News Popularity in an Instant Messaging Service<\/a><\/span><\/strong><\/div>\n
Mohammad Naseri, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2019 (SIGIR \u201919)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n

\"\"<\/a><\/strong>Performance Prediction for Non-Factoid Question Answering<\/a><\/strong><\/span><\/div>\n
Helia Hashemi,\u00a0Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 2019 ACM International Conference on the Theory of Information Retrieval,\u00a0<\/em>2019 (ICTIR \u201919)<\/span><\/div>\n
[Preprint<\/a>]\u00a0[Best Short Paper Honorable Mention]<\/b><\/span><\/div>\n
\u00a0<\/div>\n
\"\"<\/a>Multi-Step Entity-Centric Information Retrieval for Multi-Hop Question Answering<\/a><\/span><\/strong><\/div>\n
Rajarshi Das, Ameya Godbole, Dilip Kavarthapu, Zhiyu Gong, Abhishek Singhal, Mo Yu, Xiaoxiao Guo, Tian Gao,\u00a0Hamed Zamani<\/em>, Manzil Zaheer, and Andrew McCallum<\/span><\/div>\n
In Proceedings of the EMNLP 2019 Workshop on Machine Reading for Question Answering,\u00a0<\/em>2019 (MRQA @ EMNLP \u201919)<\/span><\/div>\n
[Best Paper Award]<\/b><\/span><\/div>\n
\u00a0<\/div>\n
Recommender Systems Fairness Evaluation via Generalized Cross Entropy<\/a><\/span><\/strong><\/div>\n
Yashar Deldjoo, Vito Walter Anelli,\u00a0Hamed Zamani<\/em>, Alejandro Bellogin, and Tommaso Di Noia<\/span><\/div>\n
In Proceedings of the 2019 ACM RecSys Workshop on Recommendation in Multistakeholder Environments,\u00a0<\/em>2019 (RMSE @ RecSys \u201919)<\/span><\/div>\n
\u00a0<\/div>\n
Investigating the Successes and Failures of BERT for Passage Re-Ranking<\/a><\/span><\/strong><\/div>\n
Harshith Padigela,\u00a0Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
arxiv,\u00a0<\/em>2019 (preprint)<\/span><\/div>\n
\u00a0<\/div>\n
\n

\u00a02018\u00a0<\/span><\/h1>\n<\/div>\n
SIGIR Workshop on Learning from Limited or Noisy Data for Information Retrieval (LND4IR)<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Mostafa Dehghani, Fernando Diaz, Hang Li, and Nick Craswell<\/span><\/div>\n
In Proceedings of the 41st International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2018 (SIGIR \u201918)<\/span><\/div>\n
\u00a0<\/div>\n
RecSys Challenge 2018: Automatic Music Playlist Continuation<\/a><\/span><\/strong><\/div>\n
Ching-Wei Chen, Paul Lamere, Markus Schedl, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 12th ACM Conference on Recommender Systems,\u00a0<\/em>2018 (RecSys \u201918)<\/span><\/div>\n
\u00a0<\/div>\n
A Language Model-based Framework for Multi-publisher Content-based Recommender Systems<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
Information Retrieval Journal,\u00a0<\/em>2018 (IRJ)<\/span><\/div>\n
\u00a0<\/div>\n
PERSON: Personalized Information Retrieval Evaluation Based on Citation Networks<\/a><\/span><\/strong><\/div>\n
Shayan A. Tabrizi, Azadeh Shakery,\u00a0Hamed Zamani<\/em>, and Mohammad Ali Tavallaei<\/span><\/div>\n
Information Processing & Management,\u00a0<\/em>2018 (IP&M)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Current Challenges and Visions in Music Recommender Systems Research<\/a><\/span><\/strong><\/div>\n
Markus Schedl,\u00a0Hamed Zamani<\/em>, Ching-Wei Chen, Yashar Deldjoo, and Mehdi Elahi<\/span><\/div>\n
International Journal of Multimedia Information Retrieval,\u00a0<\/em>2018 (IJMIR)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Neural Ranking Models with Multiple Document Fields<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Bhaskar Mitra, Xia Song, Nick Craswell, and Saurabh Tiwary<\/span><\/div>\n
In Proceedings of the 11th ACM International Conference on Web Search and Data Mining,\u00a0<\/em>2018 (WSDM \u201918)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Neural Query Performance Prediction using Weak Supervision from Multiple Signals<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, W. Bruce Croft, and J. Shane Culpepper<\/span><\/div>\n
In Proceedings of the 41st International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2018 (SIGIR \u201918)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Target Apps Selection: Towards a Unified Search Framework for Mobile Devices<\/a><\/span><\/strong><\/div>\n
Mohammad Aliannejadi,\u00a0Hamed Zamani<\/em>, Fabio Crestani, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 41st International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2018 (SIGIR \u201918)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Universal Approximation Functions for Fast Learning to Rank<\/a><\/span><\/strong><\/div>\n
Daniel Cohen, John Foley,\u00a0Hamed Zamani<\/em>, James Allan, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 41st International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2018 (SIGIR \u201918)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Citation Worthiness of Sentences in Scientific Reports<\/a><\/span><\/strong><\/div>\n
Hamed Bonab,\u00a0Hamed Zamani<\/em>, Erik Learned-Miller, and James Allan<\/span>In Proceedings of the 41st International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2018 (SIGIR \u201918)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Theoretical Analysis of Interdependent Constraints in Pseudo-Relevance Feedback<\/a><\/span><\/strong><\/div>\n
Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 41st International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2018 (SIGIR \u201918)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
From Neural Re-Ranking to Neural Ranking: Learning a Sparse Representation for Inverted Indexing<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Mostafa Dehghani, W. Bruce Croft, Erik Learned-Miller, and Jaap Kamps<\/span><\/div>\n
In Proceedings of the 27th ACM International on Conference on Information and Knowledge Management,\u00a0<\/em>2018 (CIKM \u201918)<\/span><\/div>\n
[Preprint<\/a>] [Code<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
In Situ and Context-Aware Target Apps Selection for Unified Mobile Search<\/a><\/span><\/strong><\/div>\n
Mohammad Aliannejadi,\u00a0Hamed Zamani<\/em>, Fabio Crestani, and W. Bruce Croft<\/span>In Proceedings of the 27th ACM International on Conference on Information and Knowledge Management,\u00a0<\/em>2018 (CIKM \u201918)<\/span><\/div>\n
[Preprint<\/a>] [Data<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
On the Theory of Weak Supervision for Information Retrieval<\/a><\/span><\/strong><\/div>\n
\\Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 2018 ACM International Conference on the Theory of Information Retrieval,\u00a0<\/em>2018 (ICTIR \u201918)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Joint Modeling and Optimization of Search and Recommendation<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the First International Conference on Design of Experimental Search and Information Retrieval Systems,\u00a0<\/em>2018 (DESIRES \u201918)<\/span><\/div>\n
\u00a0<\/div>\n
Towards a Unified Supervised Approach for Ranking Triples of Type-like Relations<\/a><\/span><\/strong><\/div>\n
Mahsa S. Shahshahani, Faegheh Hasibi,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 40th European Conference on Information Retrieval,\u00a0<\/em>2018 (ECIR \u201918)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Towards Theoretical Understanding of Weak Supervision for Information Retrieval<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the SIGIR 2018 Workshop on Learning From Limited or Noisy Data for Information Retrieval,\u00a0<\/em>2018 (LND4IR \u201918)<\/span><\/div>\n
\u00a0<\/div>\n
\n

\u00a02017\u00a0<\/span><\/h1>\n<\/div>\n
An Expectation-Maximization Algorithm for Query Translation Based on Pseudo-Relevant Documents<\/a><\/span><\/strong><\/div>\n
Javid Dadashkarimi, Azadeh Shakery, Heshaam Faili, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
Information Processing & Management,\u00a0<\/em>2017 (IP&M)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Situational Context for Ranking in Personal Search<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Michael Bendersky, Xuanhui Wang, and Mingyang Zhang<\/span><\/div>\n
In Proceedings of the 26th International Conference on World Wide Web,\u00a0<\/em>2017 (WWW \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Relevance-based Word Embedding<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2017 (SIGIR \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Neural Ranking Models with Weak Supervision<\/a><\/span><\/strong><\/div>\n
Mostafa Dehghani,\u00a0Hamed Zamani<\/em>, Aliaksei Severyn, Jaap Kamps, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2017 (SIGIR \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Term Proximity Constraints for Pseudo-Relevance Feedback<\/a><\/span><\/strong><\/div>\n
Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2017 (SIGIR \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Improving Retrieval Performance for Verbose Queries via Axiomatic Analysis of Term Discrimination Heuristic<\/a><\/span><\/strong><\/div>\n
Mozhdeh Ariannezhad, Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2017 (SIGIR \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Word Embedding Causes Topic Shifting; Exploit Global Context!<\/a><\/span><\/strong><\/div>\n
Navid Rekabsaz, Mihai Lupu, Allan Hanbury, and\u00a0Hamed Zamani<\/em><\/span><\/div>\n
In Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2017 (SIGIR \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
A Semantic-Aware Profile Updating Model for Text Recommendation<\/a><\/span><\/strong><\/div>\n
Hossein Rahmatizadeh Zagheli,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the Eleventh ACM Conference on Recommender Systems,\u00a0<\/em>2017 (RecSys \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Iterative Estimation of Document Relevance Score for Pseudo-Relevance Feedback<\/a><\/span><\/strong><\/div>\n
Mozhdeh Ariannezhad, Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 39th European Conference on Information Retrieval,\u00a0<\/em>2017 (ECIR \u201917)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Neural Matching Models for Question Retrieval and Next Question Prediction in Conversation<\/a><\/span><\/strong><\/div>\n
Liu Yang,\u00a0Hamed Zamani<\/em>, Yongfeng Zhang, Jiafeng Guo, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 2017 Workshop on Neural Information Retrieval,\u00a0<\/em>2017 (NeuIR@SIGIR\u00a0\u201917)<\/span><\/div>\n
\u00a0<\/div>\n
UMass at TREC 2017 Common Core Track<\/a><\/span><\/strong><\/div>\n
Qingyao Ai,\u00a0Hamed Zamani<\/em>, Stephen Harding, Shahrzad Naseri, James Allan, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 2017 Text REtrieval Conference,\u00a0<\/em>2017 (TREC \u201917)<\/span><\/div>\n
\u00a0<\/div>\n
\n

\u00a02016\u00a0<\/span><\/h1>\n<\/div>\n
Sentence Alignment Using Local and Global Information<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Heshaam Faili, and Azadeh Shakery<\/span><\/div>\n
Computer Speech & Language,\u00a0<\/em>2016 (CSL)<\/span><\/div>\n
\u00a0<\/div>\n
Pseudo-Relevance Feedback Based on Matrix Factorization<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Javid Dadashkarimi, Azadeh Shakery, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 25th ACM International on Conference on Information and Knowledge Management,\u00a0<\/em>2016 (CIKM \u201916)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Estimating Embedding Vectors for Queries<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 2016 ACM International Conference on the Theory of Information Retrieval,\u00a0<\/em>2016 (ICTIR \u201916)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Embedding-based Query Language Models<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, and W. Bruce Croft<\/span><\/div>\n
In Proceedings of the 2016 ACM International Conference on the Theory of Information Retrieval,\u00a0<\/em>2016 (ICTIR \u201916)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Axiomatic Analysis for Improving the Log-Logistic Feedback Model<\/a><\/span><\/strong><\/div>\n
Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 39th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2016 (SIGIR \u201916)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
Cross Domain User Engagement Evaluation<\/a><\/span><\/strong><\/div>\n
Ali Montazeralghaem,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 38th European Conference on Information Retrieval,\u00a0<\/em>2016 (ECIR \u201916)<\/span><\/div>\n
[Preprint<\/a>]<\/span><\/div>\n
\u00a0<\/div>\n
\n

\u00a02015\u00a0<\/span><\/h1>\n<\/div>\n
Recommender Systems in Multi-Publisher Environments<\/span><\/strong><\/div>\n
Hamed Zamani<\/em><\/span><\/div>\n
University of Tehran,\u00a0<\/em>2015 (M.Sc. Thesis)<\/span><\/div>\n
\u00a0<\/div>\n
Adaptive User Engagement Evaluation via Multi-task Learning<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Pooya Moradi, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval,\u00a0<\/em>2015 (SIGIR \u201915)<\/span><\/div>\n
\u00a0<\/div>\n
Multitask Learning for Adaptive Quality Estimation of Automatically Transcribed Utterances<\/a><\/span><\/strong><\/div>\n
Jos\u00e9 G. Souza,\u00a0Hamed Zamani<\/em>, Matteo Negri, Marco Turchi, and Falavigna Daniele<\/span><\/div>\n
In Proceedings of the 2015 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies,\u00a0<\/em>2015 (NAACL \u201915)<\/span><\/div>\n
\u00a0<\/div>\n
Reference-free and Confidence-independent Binary Quality Estimation for Automatic Speech Recognition<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Jos\u00e9 G. Souza, Matteo Negri, Marco Turchi, and Falavigna Daniele<\/span><\/div>\n
In Proceedings of the Second Italian Conference on Computational Linguistic,\u00a0<\/em>2015 (CLiC-It \u201915)<\/span><\/div>\n
\u00a0<\/div>\n
\n

\u00a02014\u00a0<\/span><\/h1>\n<\/div>\n
Regression and Learning to Rank Aggregation for User Engagement Evaluation<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Azadeh Shakery, and Pooya Moradi<\/span><\/div>\n
In Proceedings of the 2014 Recommender Systems Challenge,\u00a0<\/em>2014 (RecSysChallenge \u201914)<\/span><\/div>\n
\u00a0<\/div>\n
Authorship Identification Using Dynamic Selection of Features from Probabilistic Feature Set<\/a><\/span><\/strong><\/div>\n
Hamed Zamani<\/em>, Hossein Nasr Esfahani, Pariya Babaie, Samira Abnar, Mostafa Dehghani, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of Information Access Evaluation. Multilinguality, Multimodality, and Interaction – 5th International Conference of the CLEF Initiative,\u00a0<\/em>2014 (CLEF \u201914)<\/span><\/div>\n
\u00a0<\/div>\n
Expanded N-Grams for Semantic Text Alignment<\/a><\/span><\/strong><\/div>\n
Samira Abnar, Mostafa Dehghani,\u00a0Hamed Zamani<\/em>, and Azadeh Shakery<\/span><\/div>\n
In Proceedings of the CLEF 2014 Workshop on Uncovering Plagiarism, Authorship, and Social Software Misuse,\u00a0<\/em>2014 (PAN \u201914)<\/span><\/div>\n\n","protected":false},"excerpt":{"rendered":"

Publications in reversed chronological order. dblp,\u00a0Google Scholar \u00a02026\u00a0 LLM-based Multi-Agent Blackboard System for Information Discovery in Data Science Alireza Salemi, Mihir Parmar, Palash Goyal, Yiwen Song, Jinsung Yoon, Hamed Zamani, Hamid Palangi, and Tomas Pfister In Proceedings of the 40th Conference on Neural Information Processing Systems, 2026 (NeurIPS \u201926) [Preprint] \u00a0 RICE-PO: Turning Retrieval Interactions … Continue reading “Publications”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-16","page","type-page","status-publish","hentry","hfeed"],"_links":{"self":[{"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/pages\/16","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/comments?post=16"}],"version-history":[{"count":202,"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/pages\/16\/revisions"}],"predecessor-version":[{"id":951,"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/pages\/16\/revisions\/951"}],"wp:attachment":[{"href":"https:\/\/groups.cs.umass.edu\/zamani\/wp-json\/wp\/v2\/media?parent=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}