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The field of autonomous driving technology is rapidly advancing, with deep learning being a key component. Particularly in the field of sensing, 3D point cloud data collected by LiDAR is utilized to run deep neural network models for 3D…

分布式、并行与集群计算 · 计算机科学 2025-11-05 Taisuke Noguchi , Takuya Azumi

Point cloud datasets for perception tasks in the context of autonomous driving often rely on high resolution 64-layer Light Detection and Ranging (LIDAR) scanners. They are expensive to deploy on real-world autonomous driving sensor…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Leonardo Gigli , B Ravi Kiran , Thomas Paul , Andres Serna , Nagarjuna Vemuri , Beatriz Marcotegui , Santiago Velasco-Forero

A unified neural network structure is presented for joint 3D object detection and point cloud segmentation in this paper. We leverage rich supervision from both detection and segmentation labels rather than using just one of them. In…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Yuanxin Zhong , Minghan Zhu , Huei Peng

The reconstruction of real-world surfaces is on high demand in various applications. Most existing reconstruction approaches apply 3D scanners for creating point clouds which are generally sparse and of low density. These points clouds will…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Rajat Sharma , Tobias Schwandt , Christian Kunert , Steffen Urban , Wolfgang Broll

Point cloud registration is a fundamental problem in 3D scanning. In this paper, we address the frequent special case of registering terrestrial LiDAR scans (or, more generally, levelled point clouds). Many current solutions still rely on…

计算机视觉与模式识别 · 计算机科学 2018-12-03 Zhipeng Cai , Tat-Jun Chin , Alvaro Parra Bustos , Konrad Schindler

Much effort has been put into developing samplers with specific properties, such as producing blue noise, low-discrepancy, lattice or Poisson disk samples. These samplers can be slow if they rely on optimization processes, may rely on a…

Change detection from traditional \added{2D} optical images has limited capability to model the changes in the height or shape of objects. Change detection using 3D point cloud \added{from photogrammetry or LiDAR surveying} can fill this…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Iris de Gélis , Sudipan Saha , Muhammad Shahzad , Thomas Corpetti , Sébastien Lefèvre , Xiao Xiang Zhu

Semi-supervised video anomaly detection (VAD) methods formulate the task of anomaly detection as detection of deviations from the learned normal patterns. Previous works in the field (reconstruction or prediction-based methods) suffer from…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Mohammad Baradaran , Robert Bergevin

Rigid point cloud registration is a fundamental problem and highly relevant in robotics and autonomous driving. Nowadays deep learning methods can be trained to match a pair of point clouds, given the transformation between them. However,…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Christian Löwens , Thorben Funke , André Wagner , Alexandru Paul Condurache

Point cloud maps generated via LiDAR sensors using extensive remotely sensed data are commonly used by autonomous vehicles and robots for localization and navigation. However, dynamic objects contained in point cloud maps not only downgrade…

机器人学 · 计算机科学 2024-02-29 Feiya Li , Chunyun Fu , Dongye Sun , Jian Li , Jianwen Wang

In autonomous driving scenarios, the collected LiDAR point clouds can be challenged by occlusion and long-range sparsity, limiting the perception of autonomous driving systems. Scene completion methods can infer the missing parts of…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Andrea Matteazzi , Dietmar Tutsch

Many types of 3D acquisition sensors have emerged in recent years and point cloud has been widely used in many areas. Accurate and fast registration of cross-source 3D point clouds from different sensors is an emerged research problem in…

计算机视觉与模式识别 · 计算机科学 2019-03-13 Xiaoshui Huang , Lixin Fan , Qiang Wu , Jian Zhang , Chun Yuan

The structured light (SL)-based three-dimensional (3D) measurement techniques with deep learning have been widely studied to improve measurement efficiency, among which fringe projection profilometry (FPP) and speckle projection…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Mingyang Lei , Jingfan Fan , Long Shao , Hong Song , Deqiang Xiao , Danni Ai , Tianyu Fu , Ying Gu , Jian Yang

3D laser scanning by LiDAR sensors plays an important role for mobile robots to understand their surroundings. Nevertheless, not all systems have high resolution and accuracy due to hardware limitations, weather conditions, and so on.…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Kazuto Nakashima , Ryo Kurazume

3D object detection has become indispensable in the field of autonomous driving. To date, gratifying breakthroughs have been recorded in 3D object detection research, attributed to deep learning. However, deep learning algorithms are…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Yucheng Zhang , Masaki Fukuda , Yasunori Ishii , Kyoko Ohshima , Takayoshi Yamashita

For current object detectors, the scale of the receptive field of feature extraction operators usually increases layer by layer. Those operators are called scale-oriented operators in this paper, such as the convolution layer in CNN, and…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Jie Li , Yu Hu

The generation of realistic LiDAR point clouds plays a crucial role in the development and evaluation of autonomous driving systems. Although recent methods for 3D LiDAR point cloud generation have shown significant improvements, they still…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Kaiwen Cai , Xinze Liu , Xia Zhou , Hengtong Hu , Jie Xiang , Luyao Zhang , Xueyang Zhang , Kun Zhan , Yifei Zhan , Xianpeng Lang

Fusing multi-modality inputs from different sensors is an effective way to improve the performance of 3D object detection. However, current methods overlook two important conflicts: point-pixel misalignment and sub-task suppression. The…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Yiheng Li , Yang Yang , Zhen Lei

Graph anomaly detection (GAD) aims to identify nodes or substructures whose behavior or attributes deviate significantly from the overall pattern in graph-structured data, with critical applications in financial risk control, social network…

机器学习 · 计算机科学 2026-05-27 Yuxin Yang , Limei Hu , Feng Chen

Deep neural networks have made significant advancements in accurately estimating scene flow using point clouds, which is vital for many applications like video analysis, action recognition, and navigation. The robustness of these…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Haniyeh Ehsani Oskouie , Mohammad-Shahram Moin , Shohreh Kasaei