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researcher

Joachim Schaeffer

15 papers hereh-index 8176 citations23 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author7
  • middle author8

Across the 15 of 15 papers where every author was matched, so the position is known.

fields
  • cs.LG5
  • eess.SY5
  • cs.AI2
  • stat.ML2
  • cs.CR1

identity via Semantic Scholar / OpenAlex

activity
20222026
most citedMachine Learning Benchmarks for the Classification of Equivalent Circuit Models from Electrochemical Impedance Spectra

43 citations · 148 across the 15 of their papers we have counts for

collaborators
Showing 2026Show all

3 papers · 1 filter

cs.CR2026

Stealing Reasoning Traces from Proprietary LLM APIs

Alexander Panfilov, David Schmotz, Ilia Shumailov +5

Leading large language model providers now conceal their models' step-by-step reasoning, or chain-of-thought, to protect intellectual property and limit information leakage. Rather…

cs.AI2026

CIAware-Bench: Benchmarking Control Intervention Awareness Across Frontier LLMs

Joachim Schaeffer, Thomas Jiralerspong, Alexander Panfilov +4

AI control protocols oversee untrusted models by monitoring their actions and modifying potentially unsafe steps, often using a trusted model. This partially tampers with the untru…

cs.AI2026

Attack Selection in Agentic AI Control Evaluations Meaningfully Decreases Safety

Catherine Ge-Wang, Tyler Crosse, Benjamin Hadad +3

An attacker that strategically chooses when to attack is much harder to catch than one that attacks indiscriminately. AI control is a safety framework for deploying capable but unt…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.