activity
20242026
collaborators

5 papers

cs.IR2026

Evaluating Multi-Hop Reasoning in RAG Systems: A Comparison of LLM-Based Retriever Evaluation Strategies

Lorenz Brehme, Thomas Ströhle, Ruth Breu

Retrieval-augmented generation (RAG) enhances large language models (LLMs) with external knowledge to answer questions more accurately. However, research on evaluating RAG systems-…

cs.IR2025

Retrieval-Augmented Generation in Industry: An Interview Study on Use Cases, Requirements, Challenges, and Evaluation

Lorenz Brehme, Benedikt Dornauer, Thomas Ströhle +2

Retrieval-Augmented Generation (RAG) is a well-established and rapidly evolving field within AI that enhances the outputs of large language models by integrating relevant informati…

cs.CL2025

Compensating for Data with Reasoning: Low-Resource Machine Translation with LLMs

Samuel Frontull, Thomas Ströhle

Large Language Models (LLMs) have demonstrated strong capabilities in multilingual machine translation, sometimes even outperforming traditional neural systems. However, previous r…

cs.IR2025

Can LLMs Be Trusted for Evaluating RAG Systems? A Survey of Methods and Datasets

Lorenz Brehme, Thomas Ströhle, Ruth Breu

Retrieval-Augmented Generation (RAG) has advanced significantly in recent years. The complexity of RAG systems, which involve multiple components-such as indexing, retrieval, and g…

cs.CV2024

Vision Transformers for Weakly-Supervised Microorganism Enumeration

Javier Ureña Santiago, Thomas Ströhle, Antonio Rodríguez-Sánchez +1

Microorganism enumeration is an essential task in many applications, such as assessing contamination levels or ensuring health standards when evaluating surface cleanliness. Howeve…