Bart Bussmann

Joined

October 2021

Names

Bart Bussmann (Preferred)

Emails

****@gmail.com (Confirmed)

Personal Links

Career & Education History

Researcher

Independent, Independent (bbussmann.com)

2023 – 2025

PhD student

IDLab, University of Antwerpen (uantwerpen.be)

2019 – 2023

Advisors, Relations & Conflicts

Coauthor

2024 – 2025

Coauthor

2024 – 2025

PhD Advisor

2019 – 2022

Expertise

No areas of expertise listed

Publications

Emergent Mechanisms of Self-Awareness in LLMs
Matthew Bozoukov, Matthew Nguyen, Shubhkarman Singh, Bart Bussmann, Patrick Leask
- XAI4Science Workshop 2026
- Readers: Everyone
Open-Vocabulary Natural-Language Explanations of LLM Activations via Soft Prompts
Bart Bussmann
- Mech Interp Workshop (NeurIPS 2025) Poster
- Readers: Everyone
Learning Multi-Level Features with Matryoshka Sparse Autoencoders
Bart Bussmann, Noa Nabeshima, Adam Karvonen, Neel Nanda
- ICML 2025 poster
- Readers: Everyone
Sparse Autoencoders Do Not Find Canonical Units of Analysis
Patrick Leask, Bart Bussmann, Michael T Pearce, Joseph Isaac Bloom, Curt Tigges, Noura Al Moubayed, Lee Sharkey, Neel Nanda
- ICLR 2025 Poster
- Readers: Everyone
Stitching Sparse Autoencoders of Different Sizes
Patrick Leask, Bart Bussmann, Joseph Isaac Bloom, Curt Tigges, Noura Al Moubayed, Neel Nanda
- SciForDL Poster
- Readers: Everyone
BatchTopK Sparse Autoencoders
Bart Bussmann, Patrick Leask, Neel Nanda
- SciForDL Poster
- Readers: Everyone

Co-Authors