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Felix Friedrich

13 accepted papers

2026

ActivationReasoning: Logical Reasoning in Latent Activation Spaces

ICLR 2026poster

Large language models (LLMs) excel at generating fluent text, but their internal reasoning remains opaque and difficult to control. Sparse autoencoders (SAEs) make hidden activations more interpretable by exposing latent features that often align with human concepts. Yet, these features are fragile…

Cited by 0SourcecodeScholar
2026

Inference-time Physics Alignment of Video Generative Models with Latent World Models

CVPR 2026

State-of-the-art video generative models produce promising visual content yet often violate basic physics principles, limiting their utility. While some attribute this deficiency to insufficient physics understanding from pre-training, we find that the shortfall in physics plausibility also stems fr

Cited by 0SourcecodeScholar
2026

Who Evaluates AI's Social Impacts? Mapping Coverage and Gaps in First and Third Party Evaluations

ICML 2026poster

Foundation models are increasingly central to high-stakes AI systems, and governance frameworks now depend on evaluations to assess their risks and capabilities. Although general capability evaluations are widespread, social impact assessments covering bias, fairness, privacy, environmental costs, a…

Cited by 0SourceScholar
2025

Aurora-M: Open Source Continual Pre-training for Multilingual Language and Code

COLING 2025industry

Pretrained language models are integral part of AI applications, but their high computational cost for training limits accessibility. Initiatives such as Bloom and StarCoder aim to democratize access to pretrained models for collaborative community development. Despite these efforts, such models enc…

Cited by 2SourcePDFScholar
2025

EmoNet-Face: An Expert-Annotated Benchmark for Synthetic Emotion Recognition

NeurIPS 2025poster

Effective human-AI interaction relies on AI's ability to accurately perceive and interpret human emotions. Current benchmarks for vision and vision-language models are severely limited, offering a narrow emotional spectrum that overlooks nuanced states (e.g., bitterness, intoxication) and fails to d…

Cited by 0SourceScholar
2025

LlavaGuard: An Open VLM-based Framework for Safeguarding Vision Datasets and Models

ICML 2025poster

This paper introduces Llavaguard, a suite of VLM-based vision safeguards that address the critical need for reliable tools in the era of large-scale data and models. To this end, we establish a novel open framework, describing a customizable safety taxonomy, data preprocessing, augmentation, and tra…

2025

Measuring and Guiding Monosemanticity

NeurIPS 2025spotlight

There is growing interest in leveraging mechanistic interpretability and controllability to better understand and influence the internal dynamics of large language models (LLMs). However, current methods face fundamental challenges in reliably localizing and manipulating feature representations. Spa…

Cited by 0SourceScholar
2025

Multilingual Text-to-Image Generation Magnifies Gender Stereotypes

ACL 2025long

Text-to-image (T2I) generation models have achieved great results in image quality, flexibility, and text alignment, leading to widespread use. Through improvements in multilingual abilities, a larger community can access this technology. Yet, we show that multilingual models suffer from substantial…

2024

Exploiting Cultural Biases via Homoglyphs inText-to-Image Synthesis (Abstract Reprint)

IJCAI 2024poster

Models for text-to-image synthesis, such as DALL-E 2 and Stable Diffusion, have recently drawn a lot of interest from academia and the general public. These models are capable of producing high-quality images that depict a variety of concepts and styles when conditioned on textual descriptions. Howe…

Cited by 2SourcePDFScholar
2024

LEDITS++: Limitless Image Editing using Text-to-Image Models

CVPR 2024poster

Text-to-image diffusion models have recently received increasing interest for their astonishing ability to produce high-fidelity images from solely text inputs. Subsequent research efforts aim to exploit and apply their capabilities to real image editing. However existing image-to-image methods are…

Cited by 75SourcePDFScholar
2024

Learning to Intervene on Concept Bottlenecks

ICML 2024poster

While deep learning models often lack interpretability, concept bottleneck models (CBMs) provide inherent explanations via their concept representations. Moreover, they allow users to perform interventional interactions on these concepts by updating the concept values and thus correcting the predict…

2023

MultiFusion: Fusing Pre-Trained Models for Multi-Lingual, Multi-Modal Image Generation

NeurIPS 2023poster

The recent popularity of text-to-image diffusion models (DM) can largely be attributed to the intuitive interface they provide to users. The intended generation can be expressed in natural language, with the model producing faithful interpretations of text prompts. However, expressing complex or nua…

Cited by 23SourcePDFScholar
2023

SEGA: Instructing Text-to-Image Models using Semantic Guidance

NeurIPS 2023poster

Text-to-image diffusion models have recently received a lot of interest for their astonishing ability to produce high-fidelity images from text only. However, achieving one-shot generation that aligns with the user’s intent is nearly impossible, yet small changes to the input prompt often result in…

Cited by 52SourcePDFScholar