collaborators

5 papers

cs.CL2025

Sycophancy Claims about Language Models: The Missing Human-in-the-Loop

Jan Batzner, Volker Stocker, Stefan Schmid +1

Sycophantic response patterns in Large Language Models (LLMs) have been increasingly claimed in the literature. We review methodological challenges in measuring LLM sycophancy and…

cs.CY2025

Whose Personae? Synthetic Persona Experiments in LLM Research and Pathways to Transparency

Jan Batzner, Volker Stocker, Bingjun Tang +4

Synthetic personae experiments have become a prominent method in Large Language Model alignment research, yet the representativeness and ecological validity of these personae vary…

cs.CY2025

GermanPartiesQA: Benchmarking Commercial Large Language Models and AI Companions for Political Alignment and Sycophancy

Jan Batzner, Volker Stocker, Stefan Schmid +1

Large language models (LLMs) are increasingly shaping citizens' information ecosystems. Products incorporating LLMs, such as chatbots and AI Companions, are now widely used for dec…

cs.DL2025

LeMat-Synth: a multi-modal toolbox to curate broad synthesis procedure databases from scientific literature

Magdalena Lederbauer, Siddharth Betala, Xiyao Li +16

The development of synthesis procedures remains a fundamental challenge in materials discovery, with procedural knowledge scattered across decades of scientific literature in unstr…

cs.CY2025

Communication Bias in Large Language Models: A Regulatory Perspective

Adrian Kuenzler, Stefan Schmid

Large language models (LLMs) are increasingly central to many applications, raising concerns about bias, fairness, and regulatory compliance. This paper reviews risks of biased out…