activity
20182026
most citedSaL-Lightning Dataset: Search and Eye Gaze Behavior, Resource Interactions and Knowledge Gain during Web Search

9 citations · 20 across the 11 of their papers we have counts for

collaborators

19 papers

cs.IR2026

Using Hierarchical Controlled Vocabularies to Understand CLIP Retrieval Failures in Historical Photo Collections

Ratan Sebastian, Anett Hoppe, Christoph Rippe +1

GLAM institutions (Galleries, Libraries, Archives, and Museums) organise image access using controlled vocabularies such as the Art and Architecture Thesaurus (AAT). For content-ba…

cs.HC2026

Are LLM-based Chatbots Good Enough to Support Computer Science Students in Multiple-Choice Exercises?

Markos Stamatakis, Omkar Gavali, Joshua Berger +3

Chatbots based on large language models (LLMs) are increasingly adopted for information retrieval, text generation, and writing assistance. In educational settings, their use is al…

cs.CV2025

Enhancing the Learning Experience: Using Vision-Language Models to Generate Questions for Educational Videos

Markos Stamatakis, Joshua Berger, Christian Wartena +2

Web-based educational videos offer flexible learning opportunities and are becoming increasingly popular. However, improving user engagement and knowledge retention remains a chall…

cs.HC20251 cited

From Formulas to Figures: How Visual Elements Impact User Interactions in Educational Videos

Wolfgang Gritz, Hewi Salih, Anett Hoppe +1

Educational videos have become increasingly relevant in today's learning environments. While prior research in laboratory studies has provided valuable insights, analyzing real-wor…

cs.IR2025

Validating LLM-Generated Relevance Labels for Educational Resource Search

Ratan J. Sebastian, Anett Hoppe

Manual relevance judgements in Information Retrieval are costly and require expertise, driving interest in using Large Language Models (LLMs) for automatic assessment. While LLMs h…

cs.IR2025

Unraveling the Impact of Visual Complexity on Search as Learning

Wolfgang Gritz, Anett Hoppe, Ralph Ewerth

Information search has become essential for learning and knowledge acquisition, offering broad access to information and learning resources. The visual complexity of web pages is k…