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End-to-end autonomous driving with its holistic optimization capabilities, has gained increasing traction in academia and industry. Vectorized representations, which preserve instance-level topological information while reducing…

Robotics · Computer Science 2025-02-26 Bo Zhang , Heye Huang , Chunyang Liu , Yaqin Zhang , Zhenhua Xu

Current methodologies in point cloud analysis predominantly explore 3D geometries, often achieved through the introduction of intricate learnable geometric extractors in the encoder or by deepening networks with repeated blocks. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Lipeng Gu , Xuefeng Yan , Liangliang Nan , Dingkun Zhu , Honghua Chen , Weiming Wang , Mingqiang Wei

We present a novel deep convolutional network pipeline, LO-Net, for real-time lidar odometry estimation. Unlike most existing lidar odometry (LO) estimations that go through individually designed feature selection, feature matching, and…

Computer Vision and Pattern Recognition · Computer Science 2020-01-20 Qing Li , Shaoyang Chen , Cheng Wang , Xin Li , Chenglu Wen , Ming Cheng , Jonathan Li

Few prior works study deep learning on point sets. PointNet by Qi et al. is a pioneer in this direction. However, by design PointNet does not capture local structures induced by the metric space points live in, limiting its ability to…

Computer Vision and Pattern Recognition · Computer Science 2017-06-09 Charles R. Qi , Li Yi , Hao Su , Leonidas J. Guibas

Predicting the future can significantly improve the safety of intelligent vehicles, which is a key component in autonomous driving. 3D point clouds accurately model 3D information of surrounding environment and are crucial for intelligent…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Fan Lu , Guang Chen , Yinlong Liu , Zhijun Li , Sanqing Qu , Tianpei Zou

Traditional methods for autonomous driving are implemented with many building blocks from perception, planning and control, making them difficult to generalize to varied scenarios due to complex assumptions and interdependencies. Recently,…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Peide Cai , Yuxiang Sun , Hengli Wang , Ming Liu

In this paper, we propose PCPNet, a deep-learning based approach for estimating local 3D shape properties in point clouds. In contrast to the majority of prior techniques that concentrate on global or mid-level attributes, e.g., for shape…

Computational Geometry · Computer Science 2018-06-20 Paul Guerrero , Yanir Kleiman , Maks Ovsjanikov , Niloy J. Mitra

To reduce the reliance on high-definition (HD) maps, a growing trend in autonomous driving is leveraging onboard sensors to generate vectorized maps online. However, current methods are mostly constrained by processing only single-frame…

Robotics · Computer Science 2025-03-18 Jiagang Chen , Liangliang Pan , Shunping Ji , Ji Zhao , Zichao Zhang

We introduce an end-to-end learnable technique to robustly identify feature edges in 3D point cloud data. We represent these edges as a collection of parametric curves (i.e.,lines, circles, and B-splines). Accordingly, our deep neural…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Xiaogang Wang , Yuelang Xu , Kai Xu , Andrea Tagliasacchi , Bin Zhou , Ali Mahdavi-Amiri , Hao Zhang

In this paper we developed a hierarchical network model, called Hierarchical Prediction Network (HPNet), to understand how spatiotemporal memories might be learned and encoded in the recurrent circuits in the visual cortical hierarchy for…

Neural and Evolutionary Computing · Computer Science 2021-10-04 Jielin Qiu , Ge Huang , Tai Sing Lee

Temporal information is crucial for detecting occluded instances. Existing temporal representations have progressed from BEV or PV features to more compact query features. Compared to these aforementioned features, predictions offer the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Nan Peng , Xun Zhou , Mingming Wang , Xiaojun Yang , Songming Chen , Guisong Chen

Predicting the trajectories of road agents is essential for autonomous driving systems. The recent mainstream methods follow a static paradigm, which predicts the future trajectory by using a fixed duration of historical frames. These…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Xiaolong Tang , Meina Kan , Shiguang Shan , Zhilong Ji , Jinfeng Bai , Xilin Chen

Predicting the future motion of actors in a traffic scene is a crucial part of any autonomous driving system. Recent research in this area has focused on trajectory prediction approaches that optimize standard trajectory error metrics. In…

Robotics · Computer Science 2021-05-03 Harshayu Girase , Jerrick Hoang , Sai Yalamanchi , Micol Marchetti-Bowick

Robust localization is the cornerstone of autonomous driving, especially in challenging urban environments where GPS signals suffer from multipath errors. Traditional localization approaches rely on high-definition (HD) maps, which consist…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Hang Wu , Zhenghao Zhang , Siyuan Lin , Xiangru Mu , Qiang Zhao , Ming Yang , Tong Qin

Motion prediction is highly relevant to the perception of dynamic objects and static map elements in the scenarios of autonomous driving. In this work, we propose PIP, the first end-to-end Transformer-based framework which jointly and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Bo Jiang , Shaoyu Chen , Xinggang Wang , Bencheng Liao , Tianheng Cheng , Jiajie Chen , Helong Zhou , Qian Zhang , Wenyu Liu , Chang Huang

We propose a novel end-to-end pipeline for online long-range vectorized high-definition (HD) map construction using on-board camera sensors. The vectorized representation of HD maps, employing polylines and polygons to represent map…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Jingyi Yu , Zizhao Zhang , Shengfu Xia , Jizhang Sang

Autonomous vehicles are gradually entering city roads today, with the help of high-definition maps (HDMaps). However, the reliance on HDMaps prevents autonomous vehicles from stepping into regions without this expensive digital…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Zhou Jiang , Zhenxin Zhu , Pengfei Li , Huan-ang Gao , Tianyuan Yuan , Yongliang Shi , Hang Zhao , Hao Zhao

Recent machine learning-based multi-object tracking (MOT) frameworks are becoming popular for 3-D point clouds. Most traditional tracking approaches use filters (e.g., Kalman filter or particle filter) to predict object locations in a time…

Computer Vision and Pattern Recognition · Computer Science 2020-02-27 Sukai Wang , Yuxiang Sun , Chengju Liu , Ming Liu

Maps are a key component in image-based camera localization and visual SLAM systems: they are used to establish geometric constraints between images, correct drift in relative pose estimation, and relocalize cameras after lost tracking. The…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Samarth Brahmbhatt , Jinwei Gu , Kihwan Kim , James Hays , Jan Kautz

Lane detection plays a critical role in the field of autonomous driving. Prevailing methods generally adopt basic concepts (anchors, key points, etc.) from object detection and segmentation tasks, while these approaches require manual…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Jiayan Cao , Xueyu Zhu , Cheng Qian