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Author

Jinfeng Xu

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Jul 2026

FPSGen: Flexible Point Cloud Scene Generation with BEV-Supported Transport Flows

Existing point-based generative methods for outdoor scenes primarily focus on LiDAR-conditioned completion. During training, noisy point clouds are constructed by perturbing complete ground-truth scenes, whereas during inference, they are initialized by adding noise to duplicated partial scans. This train-inference mis...

Wenzhe He, Meng Wang, Jiawei Qian et al. · 0 citations
Aug 2026

PointPDF V2: A Unified Framework for Continual Open-World 3D Semantic Segmentation.

This work proposes PointPDF V2, a unified framework that integrates open-set recognition (OSS) and incremental learning (IL) into a cohesive pipeline and introduces a more challenging continual OWSS protocol in 3D, where models must simultaneously preserve the known-class performance, acquire new knowledge, and still i...

Jinfeng Xu, Xianzhi Li, Yixue Hao et al. · 0 citations

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