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LiDAR is an important method for autonomous driving systems to sense the environment. The point clouds obtained by LiDAR typically exhibit sparse and irregular distribution, thus posing great challenges to the detection of 3D objects,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Tai Wang , Xinge Zhu , Dahua Lin

We present a novel graph-neural-network-based system to effectively represent large-scale 3D point clouds with the applications to autonomous driving. Many previous works studied the representations of 3D point clouds based on two…

Signal Processing · Electrical Eng. & Systems 2019-06-28 Siheng Chen , Sufeng. Niu , Tian Lan , Baoan Liu

LiDAR is crucial for robust 3D scene perception in autonomous driving. LiDAR perception has the largest body of literature after camera perception. However, multi-task learning across tasks like detection, segmentation, and motion…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Sambit Mohapatra , Senthil Yogamani , Varun Ravi Kumar , Stefan Milz , Heinrich Gotzig , Patrick Mäder

Masked autoencoding has become a successful pretraining paradigm for Transformer models for text, images, and, recently, point clouds. Raw automotive datasets are suitable candidates for self-supervised pre-training as they generally are…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Georg Hess , Johan Jaxing , Elias Svensson , David Hagerman , Christoffer Petersson , Lennart Svensson

Over the past few years, there has been remarkable progress in research on 3D point clouds and their use in autonomous driving scenarios has become widespread. However, deep learning methods heavily rely on annotated data and often face…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Jin Fang , Dingfu Zhou , Jingjing Zhao , Chenming Wu , Chulin Tang , Cheng-Zhong Xu , Liangjun Zhang

Steering estimation is a critical task in autonomous driving, traditionally relying on 2D image-based models. In this work, we explore the advantages of incorporating 3D spatial information through hybrid architectures that combine 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Fouad Makiyeh , Huy-Dung Nguyen , Patrick Chareyre , Ramin Hasani , Marc Blanchon , Daniela Rus

This paper introduces VolMap, a real-time approach for the semantic segmentation of a 3D LiDAR surrounding view system in autonomous vehicles. We designed an optimized deep convolution neural network that can accurately segment the point…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Hager Radi , Waleed Ali

Due to the lack of depth cues in images, multi-frame inputs are important for the success of vision-based perception, prediction, and planning in autonomous driving. Observations from different angles enable the recovery of 3D object states…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Yichen Xie , Hongge Chen , Gregory P. Meyer , Yong Jae Lee , Eric M. Wolff , Masayoshi Tomizuka , Wei Zhan , Yuning Chai , Xin Huang

The 3D object detection capabilities in urban environments have been enormously improved by recent developments in Light Detection and Range (LiDAR) technology. This paper presents a novel framework that transforms the detection and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Nawfal Guefrachi , Hakim Ghazzai , Ahmad Alsharoa

With the rapid development of intelligent vehicles and Advanced Driver-Assistance Systems (ADAS), a new trend is that mixed levels of human driver engagements will be involved in the transportation system. Therefore, necessary visual…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Yongkang Liu , Ziran Wang , Kyungtae Han , Zhenyu Shou , Prashant Tiwari , John H. L. Hansen

Deep neural network models have achieved remarkable progress in 3D scene understanding while trained in the closed-set setting and with full labels. However, the major bottleneck is that these models do not have the capacity to recognize…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Kangcheng Liu , Yong-Jin Liu , Baoquan Chen

Existing approaches for unsupervised point cloud pre-training are constrained to either scene-level or point/voxel-level instance discrimination. Scene-level methods tend to lose local details that are crucial for recognizing the road…

Computer Vision and Pattern Recognition · Computer Science 2022-09-05 Junbo Yin , Dingfu Zhou , Liangjun Zhang , Jin Fang , Cheng-Zhong Xu , Jianbing Shen , Wenguan Wang

We propose a methodology for lidar super-resolution with ground vehicles driving on roadways, which relies completely on a driving simulator to enhance, via deep learning, the apparent resolution of a physical lidar. To increase the…

Robotics · Computer Science 2020-04-14 Tixiao Shan , Jinkun Wang , Fanfei Chen , Paul Szenher , Brendan Englot

With the rapid advancement of technology, 3D data acquisition and utilization have become increasingly prevalent across various fields, including computer vision, robotics, and geospatial analysis. 3D data, captured through methods such as…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Siming Yan

The capability for open vocabulary perception represents a significant advancement in autonomous driving systems, facilitating the comprehension and interpretation of a wide array of textual inputs in real-time. Despite extensive research…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Xinlong Cheng , Lei Li

3D LiDAR point cloud data is crucial for scene perception in computer vision, robotics, and autonomous driving. Geometric and semantic scene understanding, involving 3D point clouds, is essential for advancing autonomous driving…

Computer Vision and Pattern Recognition · Computer Science 2024-11-04 Li Li

Pre-training for Reinforcement Learning (RL) with purely video data is a valuable yet challenging problem. Although in-the-wild videos are readily available and inhere a vast amount of prior world knowledge, the absence of action…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Hao Luo , Bohan Zhou , Zongqing Lu

Many existing autonomous driving paradigms involve a multi-stage discrete pipeline of tasks. To better predict the control signals and enhance user safety, an end-to-end approach that benefits from joint spatial-temporal feature learning is…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Shengchao Hu , Li Chen , Penghao Wu , Hongyang Li , Junchi Yan , Dacheng Tao

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…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Yucheng Zhang , Masaki Fukuda , Yasunori Ishii , Kyoko Ohshima , Takayoshi Yamashita

Procedural video representation learning is an active research area where the objective is to learn an agent which can anticipate and forecast the future given the present video input, typically in conjunction with textual annotations.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Han Lin , Tushar Nagarajan , Nicolas Ballas , Mido Assran , Mojtaba Komeili , Mohit Bansal , Koustuv Sinha