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Marius Hobbhahn

5 accepted papers

2026

Constitutional Black-Box Monitoring for Scheming in LLM Agents

ICML 2026poster

Safe deployment of Large Language Model (LLM) agents in autonomous settings requires reliable oversight mechanisms. A central challenge is detecting *scheming*, where agents covertly pursue misaligned goals. One approach to mitigating such risks is LLM-based monitoring: using language models to exam…

Cited by 0SourceScholar
2025

Detecting Strategic Deception with Linear Probes

ICML 2025poster

AI models might use deceptive strategies as part of scheming or misaligned behaviour. Monitoring outputs alone is insufficient, since the AI might produce seemingly benign outputs while its internal reasoning is misaligned. We thus evaluate if linear probes can robustly detect deception by monitorin…

2024

Me, Myself, and AI: The Situational Awareness Dataset (SAD) for LLMs

NeurIPS 2024poster

AI assistants such as ChatGPT are trained to respond to users by saying, "I am a large language model”. This raises questions. Do such models "know'' that they are LLMs and reliably act on this knowledge? Are they "aware" of their current circumstances, such as being deployed to the public? We refer…

2024

Position: Will we run out of data? Limits of LLM scaling based on human-generated data

ICML 2024poster

We investigate the potential constraints on LLM scaling posed by the availability of public human-generated text data. We forecast the growing demand for training data based on current trends and estimate the total stock of public human text data. Our findings indicate that if current LLM developmen…

Cited by 45SourcePDFScholar
2022

Fast predictive uncertainty for classification with Bayesian deep networks

UAI 2022poster

In Bayesian Deep Learning, distributions over the output of classification neural networks are often approximated by first constructing a Gaussian distribution over the weights, then sampling from it to receive a distribution over the softmax outputs. This is costly. We reconsider old work (Laplace…