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Jonas Henry Grebe

3 accepted papers

2026

Erased but Not Forgotten: How Backdoors Compromise Concept Erasure

ICML 2026poster

The expansion of text-to-image diffusion models has raised concerns about harmful outputs, from fabricated depictions of public figures to sexually explicit imagery. To mitigate such risks, prior work has proposed concept erasure methods that aim to sever unwanted concepts from the model via fine-tu…

Cited by 0SourceScholar
2026

GEM: Geometric Erasure by Contrastive Velocity Matching in Rectified Flows

ICML 2026spotlight

While the rapid adoption of multimodal generative models offers immense potential, it has also increased the risks of harmful content synthesis, deepfakes, and copyright infringements. To address these challenges, concept erasure has emerged as a prospective safeguard. However, as the field graduall…

Cited by 0SourceScholar
2023

IDiff-Face: Synthetic-based Face Recognition through Fizzy Identity-Conditioned Diffusion Model

ICCV 2023poster

The availability of large-scale authentic face databases has been crucial to the significant advances made in face recognition research over the past decade. However, legal and ethical concerns led to the recent retraction of many of these databases by their creators, raising questions about the con…

Cited by 73PDFcodeScholar