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Longyu Yang

3 accepted papers

2026

Counterfactual Occlusion-Aware Learning via Visibility Intervention for LiDAR Anomaly Detection

ICML 2026poster

LiDAR point cloud anomaly detection is critical for autonomous system safety, yet most existing methods rely only on visible measurements, overlooking occlusion as a structured consequence of the LiDAR sensing process. We argue that anomalies are characterized not only by what is observed, but also …

Cited by 0SourceScholar
2026

Structure-to-Intensity Diffusion for Adverse-Weather LiDAR Generation

CVPR 2026

Adverse-weather LiDAR point cloud generation is challenged by complex weather-induced degradations. These degradations affect geometry and reflectance in fundamentally different ways, making joint modeling difficult and ambiguous, especially when diverse real-world training data is limited. To addre

Cited by 0SourceScholar
2025

Towards Explicit Geometry-Reflectance Collaboration for Generalized LiDAR Segmentation in Adverse Weather

CVPR 2025poster

Existing LiDAR semantic segmentation models often suffer from decreased accuracy when exposed to adverse weather conditions. Recent methods addressing this issue focus on enhancing training data through weather simulation or universal augmentation techniques. However, few works have studied the nega…

Cited by 0SourcePDFScholar