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相关论文: Rotation-Adaptive Point Cloud Domain Generalizatio…

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In contrast to the generic object, aerial targets are often non-axis aligned with arbitrary orientations having the cluttered surroundings. Unlike the mainstreamed approaches regressing the bounding box orientations, this paper proposes an…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Wentong Li , Yijie Chen , Kaixuan Hu , Jianke Zhu

A promising direction for pre-training 3D point clouds is to leverage the massive amount of data in 2D, whereas the domain gap between 2D and 3D creates a fundamental challenge. This paper proposes a novel approach to point-cloud…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Siming Yan , Chen Song , Youkang Kong , Qixing Huang

Self-supervised learning of point cloud aims to leverage unlabeled 3D data to learn meaningful representations without reliance on manual annotations. However, current approaches face challenges such as limited data diversity and inadequate…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Keyi Liu , Yeqi Luo , Weidong Yang , Jingyi Xu , Zhijun Li , Wen-Ming Chen , Ben Fei

Recent advances in rotation-invariant (RI) learning for 3D point clouds typically replace raw coordinates with handcrafted RI features to ensure robustness under arbitrary rotations. However, these approaches often suffer from the loss of…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Jiaxun Guo , Manar Amayri , Nizar Bouguila , Xin Liu , Wentao Fan

In autonomous driving, 3D object detection is essential for accurately identifying and tracking objects. Despite the continuous development of various technologies for this task, a significant drawback is observed in most of them-they…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Hsin-Cheng Lu , Chung-Yi Lin , Winston H. Hsu

Recent advances in imitation learning and vision-language models highlight the need for high-fidelity tactile perception, with 6-DoF tactile object pose estimation providing a crucial foundation for precise robotic manipulation. We…

机器人学 · 计算机科学 2026-05-26 Pengfei Ye , Yuxiang Ma , Yi Zhou , Wei Chen , Wenzhen Dong , Molong Duan

Learning a powerful representation from point clouds is a fundamental and challenging problem in the field of computer vision. Different from images where RGB pixels are stored in the regular grid, for point clouds, the underlying semantic…

计算机视觉与模式识别 · 计算机科学 2022-01-28 Feng Yang , Yichao Cao , Qifan Xue , Shuai Jin , Xuanpeng Li , Weigong Zhang

Achieving top-notch performance in Intelligent Transportation detection is a critical research area. However, many challenges still need to be addressed when it comes to detecting in a cross-domain scenario. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Tong Xiang , Hongxia Zhao , Fenghua Zhu , Yuanyuan Chen , Yisheng Lv

Anomaly detection based on 3D point cloud data is an important research problem and receives more and more attention recently. Untrained anomaly detection based on only one sample is an emerging research problem motivated by real…

机器学习 · 计算机科学 2025-07-29 Juan Du , Dongheng Chen

Measuring and alleviating the discrepancies between the synthetic (source) and real scene (target) data is the core issue for domain adaptive semantic segmentation. Though recent works have introduced depth information in the source domain…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Yinghong Liao , Wending Zhou , Xu Yan , Shuguang Cui , Yizhou Yu , Zhen Li

In this study, we address a gap in existing unsupervised domain adaptation approaches on LiDAR-based 3D object detection, which have predominantly concentrated on adapting between established, high-density autonomous driving datasets. We…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Maciej K Wozniak , Mattias Hansson , Marko Thiel , Patric Jensfelt

Various recent methods attempt to implement rotation-invariant 3D deep learning by replacing the input coordinates of points with relative distances and angles. Due to the incompleteness of these low-level features, they have to undertake…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Yujing Lou , Zelin Ye , Yang You , Nianjuan Jiang , Jiangbo Lu , Weiming Wang , Lizhuang Ma , Cewu Lu

Continual Learning aims to learn multiple incoming new tasks continually, and to keep the performance of learned tasks at a consistent level. However, existing research on continual learning assumes the pose of the object is pre-defined and…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Xihao Wang , Xian Wei

Robust point cloud parsing under all-weather conditions is crucial to level-5 autonomy in autonomous driving. However, how to learn a universal 3D semantic segmentation (3DSS) model is largely neglected as most existing benchmarks are…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Aoran Xiao , Jiaxing Huang , Weihao Xuan , Ruijie Ren , Kangcheng Liu , Dayan Guan , Abdulmotaleb El Saddik , Shijian Lu , Eric Xing

Point-cloud-based 3D object detection suffers from performance degradation when encountering data with novel domain gaps. To tackle it, the single-domain generalization (SDG) aims to generalize the detection model trained in a limited…

计算机视觉与模式识别 · 计算机科学 2024-02-29 Shuangzhi Li , Lei Ma , Xingyu Li

Point cloud stands as the most widely adopted format for representing 3D shapes and scenes due to its simplicity and geometric fidelity. However, its inherent unordered and irregular nature, exacerbated by sensor noise and occlusions,…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Minhas Kamal , Hiranya Garbha Kumar , Balakrishnan Prabhakaran

Point cloud analysis without pose priors is very challenging in real applications, as the orientations of point clouds are often unknown. In this paper, we propose a brand new point-set learning framework PRIN, namely, Point-wise Rotation…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Yang You , Yujing Lou , Ruoxi Shi , Qi Liu , Yu-Wing Tai , Lizhuang Ma , Weiming Wang , Cewu Lu

Recently 3D point cloud learning has been a hot topic in computer vision and autonomous driving. Due to the fact that it is difficult to manually annotate a qualitative large-scale 3D point cloud dataset, unsupervised domain adaptation…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Qing Li , Xiaojiang Peng , Chuan Yan , Pan Gao , Qi Hao

Contemporary deep neural networks offer state-of-the-art results when applied to visual reasoning, e.g., in the context of 3D point cloud data. Point clouds are important datatype for precise modeling of three-dimensional environments, but…

机器学习 · 计算机科学 2022-05-23 Maciej Zamorski , Michał Stypułkowski , Konrad Karanowski , Tomasz Trzciński , Maciej Zięba

Domain adaptation for Cross-LiDAR 3D detection is challenging due to the large gap on the raw data representation with disparate point densities and point arrangements. By exploring domain-invariant 3D geometric characteristics and motion…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Xidong Peng , Xinge Zhu , Yuexin Ma