Nandan Thakur

2025

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Ragnarök: A Reusable RAG Framework and Baselines for TREC 2024 Retrieval-Augmented Generation Track.
Ronak Pradeep|Nandan Thakur|Sahel Sharifymoghaddam|Eric Zhang|Ryan Nguyen|Daniel Campos|Nick Craswell|Jimmy Lin
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part I
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A Large-Scale Study of Relevance Assessments with Large Language Models Using UMBRELA.
Shivani Upadhyay|Ronak Pradeep|Nandan Thakur|Daniel Campos|Nick Craswell|Ian Soboroff|Jimmy Lin
Proceedings of the 2025 International ACM SIGIR Conference on Innovative Concepts and Theories in Information Retrieval, ICTIR 2025, Padua, Italy, 18 July 2025
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The Great Nugget Recall: Automating Fact Extraction and RAG Evaluation with Large Language Models.
Ronak Pradeep|Nandan Thakur|Shivani Upadhyay|Daniel Campos|Nick Craswell|Ian Soboroff|Hoa Trang Dang|Jimmy Lin
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Assessing Support for the TREC 2024 RAG Track: A Large-Scale Comparative Study of LLM and Human Evaluations.
Nandan Thakur|Ronak Pradeep|Shivani Upadhyay|Daniel Campos|Nick Craswell|Ian Soboroff|Hoa Trang Dang|Jimmy Lin
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

2024

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Resources for Brewing BEIR: Reproducible Reference Models and Statistical Analyses.
Ehsan Kamalloo|Nandan Thakur|Carlos Lassance|Xueguang Ma|Jheng-Hong Yang|Jimmy Lin
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Systematic Evaluation of Neural Retrieval Models on the Touché 2020 Argument Retrieval Subset of BEIR.
Nandan Thakur|Luiz Bonifacio|Maik Fröbe|Alexander Bondarenko|Ehsan Kamalloo|Martin Potthast|Matthias Hagen|Jimmy Lin
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024

2023

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SPRINT: A Unified Toolkit for Evaluating and Demystifying Zero-shot Neural Sparse Retrieval.
Nandan Thakur|Kexin Wang|Iryna Gurevych|Jimmy Lin
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

2022

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Simple Yet Effective Neural Ranking and Reranking Baselines for Cross-Lingual Information Retrieval.
Jimmy Lin|David Alfonso-Hermelo|Vitor Jeronymo|Ehsan Kamalloo|Carlos Lassance|Rodrigo Nogueira|Odunayo Ogundepo|Mehdi Rezagholizadeh|Nandan Thakur|Jheng-Hong Yang|Xinyu Zhang
Proceedings of the Thirty-First Text REtrieval Conference, TREC 2022, online, November 15-19, 2022