Sebastian Hofstätter

2025

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Rank-Without-GPT: Building GPT-Independent Listwise Rerankers on Open-Source Large Language Models.
Crystina Zhang|Sebastian Hofstätter|Patrick Lewis|Raphael Tang|Jimmy Lin
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part II

2023

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FiD-Light: Efficient and Effective Retrieval-Augmented Text Generation.
Sebastian Hofstätter|Jiecao Chen|Karthik Raman|Hamed Zamani
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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TripJudge: A Relevance Judgement Test Collection for TripClick Health Retrieval.
Sophia Althammer|Sebastian Hofstätter|Suzan Verberne|Allan Hanbury
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Introducing Neural Bag of Whole-Words with ColBERTer: Contextualized Late Interactions using Enhanced Reduction.
Sebastian Hofstätter|Omar Khattab|Sophia Althammer|Mete Sertkan|Allan Hanbury
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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PARM: A Paragraph Aggregation Retrieval Model for Dense Document-to-Document Retrieval.
Sophia Althammer|Sebastian Hofstätter|Mete Sertkan|Suzan Verberne|Allan Hanbury
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part I
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Establishing Strong Baselines For TripClick Health Retrieval.
Sebastian Hofstätter|Sophia Althammer|Mete Sertkan|Allan Hanbury
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part II

2021

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Mitigating the Position Bias of Transformer Models in Passage Re-ranking.
Sebastian Hofstätter|Aldo Lipani|Sophia Althammer|Markus Zlabinger|Allan Hanbury
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part I
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Cross-Domain Retrieval in the Legal and Patent Domains: A Reproducibility Study.
Sophia Althammer|Sebastian Hofstätter|Allan Hanbury
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part II
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Efficiently Teaching an Effective Dense Retriever with Balanced Topic Aware Sampling.
Sebastian Hofstätter|Sheng-Chieh Lin|Jheng-Hong Yang|Jimmy Lin|Allan Hanbury
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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Intra-Document Cascading: Learning to Select Passages for Neural Document Ranking.
Sebastian Hofstätter|Bhaskar Mitra|Hamed Zamani|Nick Craswell|Allan Hanbury
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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Improving Transformer-Kernel Ranking Model Using Conformer and Query Term Independence.
Bhaskar Mitra|Sebastian Hofstätter|Hamed Zamani|Nick Craswell
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
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TU Wien at TREC DL and Podcast 2021: Simple Compression for Dense Retrieval.
Sebastian Hofstätter|Mete Sertkan|Allan Hanbury
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021

2020

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Learning to Re-Rank with Contextualized Stopwords.
Sebastian Hofstätter|Aldo Lipani|Markus Zlabinger|Allan Hanbury
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Fine-Grained Relevance Annotations for Multi-Task Document Ranking and Question Answering.
Sebastian Hofstätter|Markus Zlabinger|Mete Sertkan|Michael Schröder|Allan Hanbury
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Neural-IR-Explorer: A Content-Focused Tool to Explore Neural Re-ranking Results.
Sebastian Hofstätter|Markus Zlabinger|Allan Hanbury
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part II
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DSR: A Collection for the Evaluation of Graded Disease-Symptom Relations.
Markus Zlabinger|Sebastian Hofstätter|Navid Rekabsaz|Allan Hanbury
Advances in Information Retrieval - 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14-17, 2020, Proceedings, Part II
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End-to-End Contextualized Document Indexing and Retrieval with Neural Networks.
Sebastian Hofstätter
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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Local Self-Attention over Long Text for Efficient Document Retrieval.
Sebastian Hofstätter|Hamed Zamani|Bhaskar Mitra|Nick Craswell|Allan Hanbury
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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DEXA: Supporting Non-Expert Annotators with Dynamic Examples from Experts.
Markus Zlabinger|Marta Sabou|Sebastian Hofstätter|Mete Sertkan|Allan Hanbury
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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Evaluating Transformer-Kernel Models at TREC Deep Learning 2020.
Sebastian Hofstätter|Allan Hanbury
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.
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Conformer-Kernel with Query Term Independence at TREC 2020 Deep Learning Track.
Bhaskar Mitra|Sebastian Hofstätter|Hamed Zamani|Nick Craswell
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.

2019

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Enriching Word Embeddings for Patent Retrieval with Global Context.
Sebastian Hofstätter|Navid Rekabsaz|Mihai Lupu|Carsten Eickhoff|Allan Hanbury
Advances in Information Retrieval - 41st European Conference on IR Research, ECIR 2019, Cologne, Germany, April 14-18, 2019, Proceedings, Part I
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On the Effect of Low-Frequency Terms on Neural-IR Models.
Sebastian Hofstätter|Navid Rekabsaz|Carsten Eickhoff|Allan Hanbury
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.
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TU Wien @ TREC Deep Learning '19 - Simple Contextualization for Re-ranking.
Sebastian Hofstätter|Markus Zlabinger|Allan Hanbury
Proceedings of the Twenty-Eighth Text REtrieval Conference, TREC 2019, Gaithersburg, Maryland, USA, November 13-15, 2019.