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Related papers: DepthNet: Real-Time LiDAR Point Cloud Depth Comple…

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Shape completion, the problem of estimating the complete geometry of objects from partial observations, lies at the core of many vision and robotics applications. In this work, we propose Point Completion Network (PCN), a novel…

Computer Vision and Pattern Recognition · Computer Science 2019-09-30 Wentao Yuan , Tejas Khot , David Held , Christoph Mertz , Martial Hebert

Depth completion is crucial for many robotic tasks such as autonomous driving, 3-D reconstruction, and manipulation. Despite the significant progress, existing methods remain computationally intensive and often fail to meet the real-time…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Tianan Li , Zhehan Chen , Huan Liu , Chen Wang

Lidar has become an essential sensor for autonomous driving as it provides reliable depth estimation. Lidar is also the primary sensor used in building 3D maps which can be used even in the case of low-cost systems which do not use Lidar.…

Computer Vision and Pattern Recognition · Computer Science 2019-07-08 B Ravi Kiran , Luis Roldão , Benat Irastorza , Renzo Verastegui , Sebastian Suss , Senthil Yogamani , Victor Talpaert , Alexandre Lepoutre , Guillaume Trehard

A fast and accurate panoptic segmentation system for LiDAR point clouds is crucial for autonomous driving vehicles to understand the surrounding objects and scenes. Existing approaches usually rely on proposals or clustering to segment…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Enxu Li , Ryan Razani , Yixuan Xu , Bingbing Liu

Critical research about camera-and-LiDAR-based semantic object segmentation for autonomous driving significantly benefited from the recent development of deep learning. Specifically, the vision transformer is the novel ground-breaker that…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Junyi Gu , Mauro Bellone , Tomáš Pivoňka , Raivo Sell

Semantic Segmentation is a crucial component in the perception systems of many applications, such as robotics and autonomous driving that rely on accurate environmental perception and understanding. In literature, several approaches are…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Ran Cheng , Ryan Razani , Yuan Ren , Liu Bingbing

Estimating the complete 3D point cloud from an incomplete one is a key problem in many vision and robotics applications. Mainstream methods (e.g., PCN and TopNet) use Multi-layer Perceptrons (MLPs) to directly process point clouds, which…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Haozhe Xie , Hongxun Yao , Shangchen Zhou , Jiageng Mao , Shengping Zhang , Wenxiu Sun

Modern lidar systems can produce not only dense point clouds but also 360 degrees low-resolution images. This advancement facilitates the application of deep learning (DL) techniques initially developed for conventional RGB cameras and…

Robotics · Computer Science 2025-04-18 Sier Ha , Honghao Du , Xianjia Yu , Jian Song , Tomi Westerlund

High frame rate and accurate depth estimation plays an important role in several tasks crucial to robotics and automotive perception. To date, this can be achieved through ToF and LiDAR devices for indoor and outdoor applications,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Andrea Conti , Matteo Poggi , Valerio Cambareri , Stefano Mattoccia

Depth completion deals with the problem of recovering dense depth maps from sparse ones, where color images are often used to facilitate this task. Recent approaches mainly focus on image guided learning frameworks to predict dense depth.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Zhiqiang Yan , Kun Wang , Xiang Li , Zhenyu Zhang , Jun Li , Jian Yang

LiDAR-based 3D object detection plays an essential role in autonomous driving. Existing high-performing 3D object detectors usually build dense feature maps in the backbone network and prediction head. However, the computational costs…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Gang Zhang , Junnan Chen , Guohuan Gao , Jianmin Li , Si Liu , Xiaolin Hu

Depth estimation plays a pivotal role in advancing human-robot interactions, especially in indoor environments where accurate 3D scene reconstruction is essential for tasks like navigation and object handling. Monocular depth estimation,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Siddiqui Muhammad Yasir , Hyunsik Ahn

Autonomous vehicles operate in a dynamic environment, where the speed with which a vehicle can perceive and react impacts the safety and efficacy of the system. LiDAR provides a prominent sensory modality that informs many existing…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Wei Han , Zhengdong Zhang , Benjamin Caine , Brandon Yang , Christoph Sprunk , Ouais Alsharif , Jiquan Ngiam , Vijay Vasudevan , Jonathon Shlens , Zhifeng Chen

LiDAR-camera fusion is one of the core processes for the perception system of current automated driving systems. The typical sensor fusion process includes a list of coordinate transformation operations following system calibration.…

Robotics · Computer Science 2023-11-09 Dan Shen , Zhengming Zhang , Renran Tian , Yaobin Chen , Rini Sherony

3D object detection from LiDAR sensor data is an important topic in the context of autonomous cars and drones. In this paper, we present the results of experiments on the impact of backbone selection of a deep convolutional neural network…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Konrad Lis , Tomasz Kryjak

Autonomous vehicles deployed in remote environments typically rely on embedded processors, compact batteries, and lightweight sensors. These hardware limitations conflict with the need to derive robust representations of the environment,…

Robotics · Computer Science 2026-04-09 Timothy K Johnsen , Marco Levorato

Compressing massive LiDAR point clouds in real-time is critical to autonomous machines such as drones and self-driving cars. While most of the recent prior work has focused on compressing individual point cloud frames, this paper proposes a…

Image and Video Processing · Electrical Eng. & Systems 2020-08-18 Yu Feng , Shaoshan Liu , Yuhao Zhu

Autonomous driving in high-speed racing, as opposed to urban environments, presents significant challenges in scene understanding due to rapid changes in the track environment. Traditional sequential network approaches may struggle to meet…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Suwesh Prasad Sah

In this paper, we present LaserNet, a computationally efficient method for 3D object detection from LiDAR data for autonomous driving. The efficiency results from processing LiDAR data in the native range view of the sensor, where the input…

Computer Vision and Pattern Recognition · Computer Science 2019-03-22 Gregory P. Meyer , Ankit Laddha , Eric Kee , Carlos Vallespi-Gonzalez , Carl K. Wellington

Simulating realistic sensors is a challenging part in data generation for autonomous systems, often involving carefully handcrafted sensor design, scene properties, and physics modeling. To alleviate this, we introduce a pipeline for…