| Vol-4070 urn:nbn:de:0074-4070-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).

# DISMISS-FAKE+IWILDS 2025
Disinformation and Misinformation in the Age of Generative AI & Investigating Learning during Web Search 2025

### Proceedings of the Joint 1st International Workshop on Disinformation and Misinformation in the Age of Generative AI (DISMISS-FAKE 2025) and the 4th International Workshop on Investigating Learning during Web Search (IWILDS 2025)
co-located with 18th International ACM WSDM Conference on Web Search and Data Mining (WSDM 2025)

### Hannover, Germany, March 14, 2025.

Edited by

### Koustav Rudra1
Niloy Ganguly 1
Jeanne Mifsud Bonnici 2
Eric Müller-Budack 3
Ritumbra Manuvie 2
Anett Hoppe 4
Ran Yu 5
Jiqun Liu 6
Nilavra Bhattacharya 7

1 Indian Institute of Technology Kharagpur, Kharagpur, India
2 University of Groningen, Groningen, The Netherlands
3 TIB – Leibniz Information Centre for Science and Technology, Hannover, Germany
4 Philipps University Marburg & Hessian Center for AI (hessian.AI), Marburg, Germany
5 GESIS – Leibniz Institute for the Social Sciences, Cologne, Germany
6 University of Oklahoma, Norman, OK, United States
7 ABB Corporate Research Centre, Mannheim, Germany

## Table of Contents

- Preface
  Summary: There were 8 papers submitted for peer review to this joint workshop. Out of these, 6 papers were accepted for this volume, 3 as regular papers and 3 as short papers.

### Workshop on Disinformation and Misinformation in the Age of Generative AI

- Breaking Language Barriers with MMTweets: Advancing Cross-Lingual Debunked Narrative Retrieval for Fact-Checking 1-19
  Iknoor Singh, Carolina Scarton, Xingyi Song, Kalina Bontcheva
- Can LLMs identify the Disinformation they create? Exploring the Role of Large Language Models in Disinformation Detection 21-30
  Pavan Sanjay Nichani, Ayaan Ahmad Siddiqui, Sakshi Tiwarii, Ark Ikhu, Marina Ernst
- Instruction-tuned Quantized Small Language Models (SLMs): A Study on Hallucination Detection 31-37
  Elijah Soba, Harika Abburi, Nirmala Pudota, Jain Aayush, Balaji Veeramani, Edward Bowen, Sanmitra Bhattacharya
- Leveraging LLMs for Identifying types of Misinformation on Reddit 39-46
  Bhavana Ramesh, Durwankur Gursale, Abram Jopaul, Marina Ernst
- Leveraging Large Language Models for News Values Analysis (Extended Abstract) 47-50
  Gullal S. Cheema, Massiollah Azimi

### Investigating Learning during Web Search

- Video Features for Predicting Knowledge Gain in Search as Learning 51-63
  Wolfgang Bitter, Ralph Ewerth, Anett Hoppe

2025-09-24: submitted by Eric Müller-Budack, metadata incl. bibliographic data published under Creative Commons CC0
2025-10-22: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|