Vol-4137
urn:nbn:de:0074-4137-x

Copyright © 2025 for the individual papers by the papers' authors. Copyright © 2025 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

WOWS 2025
Workshop on Open Web Search 2025

Proceedings of the 2nd International Workshop on Open Web Search
co-located with the 47th European Conference on Information Retrieval (ECIR 2025)

Lucca, Italy, April 10, 2025.

Edited by

Sheikh Mastura Farzana¹
Maik Fröbe²
Gijs Hendriksen³
Djoerd Hiemstra³
Martin Potthast^4,5,6
Arjen P. de Vries³
Saber Zerhoudi⁷

¹ German Aerospace Center, Linder Höhe, 51147 Köln, Germany
² Friedrich-Schiller-Universität Jena, Fürstengraben 1, 07743 Jena, Germany
³ Radboud University, Houtlaan 4, 6525 XZ Nijmegen, The Netherlands
⁴ University of Kassel, Mönchebergstraße 19, 34125 Kassel, Germany
⁵ hessian.AI, Karolinenplatz 5, 64289 Darmstadt, Germany
⁶ ScaDS.AI, Humboldtstraße 25, 04105 Leipzig, Germany
⁷ University of Passau, Innstr. 41, 94032 Passau, Germany

Table of Contents

Preface
Summary: There were 6 papers submitted to this workshop. Out of these, 6 papers were accepted for this volume, 5 as regular papers and 1 as short paper.

Keynote

Annotative Indexing - Abstract 1
Charles Clarke

Papers

Investigating the Robustness of Embedding Models on Noisy Input Texts 2-12
Michael Dinzinger, Laura Caspari, Kanishka Ghosh Dastidar, Jelena Mitrović, Michael Granitzer
Document Quality Scoring for Web Crawling 13-22
Francesca Pezzuti, Ariane Mueller, Sean MacAvaney, Nicola Tonellotto
On Precomputation and Caching in Information Retrieval Experiments with Pipeline Architectures 23-35
Sean MacAvaney, Craig Macdonald
Combining Embedding Models for RAG: A Similarity-Based Approach 36-49
Kanishka Ghosh Dastidar, Michael Dinzinger, Laura Caspari, Jelena Mitrović, Michael Granitzer
Supporting Vertical Web Search and Customized Search Applications with the Modular and Open Framework MOSAIC 50-61
Sebastian Gürtl, Alexander Nussbaumer, Christian Gütl
WOWS-EVAL 2025: Efficient Baselines for Automated Relevance Label Transfer 62-71
Daria Alexander, Gijs Hendriksen, Maik Fröbe

2025-11-24: submitted by Gijs Hendriksen, metadata incl. bibliographic data published under Creative Commons CC0
2025-12-18: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|