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Bernard Lange

5 accepted papers

2025

ASTPrompter: Preference-Aligned Automated Language Model Red-Teaming to Generate Low-Perplexity Unsafe Prompts

EMNLP 2025

Existing LLM red-teaming approaches prioritize high attack success rate, often resulting in high-perplexity prompts. This focus overlooks low-perplexity attacks that are more difficult to filter, more likely to arise during benign usage, and more impactful as negative downstream training examples. I

Cited by 0SourcePDFScholar
2025

Self-supervised Multi-future Occupancy Forecasting for Autonomous Driving

RSS 2025poster

Environment prediction frameworks are critical for the safe navigation of autonomous vehicles (AVs) in dynamic settings. LiDAR-generated occupancy grid maps (L-OGMs) offer a robust bird’s-eye view scene representation, enabling self-supervised joint scene predictions while exhibiting resilience to p…

Cited by 3PDFScholar
2024

Scene Informer: Anchor-based Occlusion Inference and Trajectory Prediction in Partially Observable Environments

ICRA 2024poster

Navigating complex and dynamic environments requires autonomous vehicles (AVs) to reason about both visible and occluded regions. This involves predicting the future motion of observed agents, inferring occluded ones, and modeling their interactions based on vectorized scene representations of the p…

Cited by 10SourcecodeScholar
2022

How Do We Fail? Stress Testing Perception in Autonomous Vehicles

IROS 2022poster

Autonomous vehicles (AVs) rely on environment perception and behavior prediction to reason about agents in their surroundings. These perception systems must be robust to adverse weather such as rain, fog, and snow. However, validation of these systems is challenging due to their complexity and depen…

Cited by 21SourcecodeScholar