English
Related papers

Related papers: PolarNet: An Improved Grid Representation for Onli…

200 papers

Mobile robots need to create high-definition 3D maps of the environment for applications such as remote surveillance and infrastructure mapping. Accurate semantic processing of the acquired 3D point cloud is critical for allowing the robot…

Robotics · Computer Science 2019-02-20 Jingdao Chen , Yong K. Cho , Zsolt Kira

Semantic segmentation of LiDAR data presents considerable challenges, particularly when dealing with diverse sensor types and configurations. However, incorporating semantic information can significantly enhance the accuracy and robustness…

Robotics · Computer Science 2025-09-26 Sven Ochs , Philip Schörner , Marc René Zofka , J. Marius Zöllner

During the last few years, continual learning (CL) strategies for image classification and segmentation have been widely investigated designing innovative solutions to tackle catastrophic forgetting, like knowledge distillation and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Elena Camuffo , Simone Milani

Segmenting or detecting objects in sparse Lidar point clouds are two important tasks in autonomous driving to allow a vehicle to act safely in its 3D environment. The best performing methods in 3D semantic segmentation or object detection…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Corentin Sautier , Gilles Puy , Spyros Gidaris , Alexandre Boulch , Andrei Bursuc , Renaud Marlet

Autonomous vehicles face major perception and navigation challenges in adverse weather such as rain, fog, and snow, which degrade the performance of LiDAR, RADAR, and RGB camera sensors. While each sensor type offers unique strengths, such…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Nour Alhuda Albashir , Lars Pernickel , Danial Hamoud , Idriss Gouigah , Eren Erdal Aksoy

Reliable LiDAR panoptic segmentation (LPS), including both semantic and instance segmentation, is vital for many robotic applications, such as autonomous driving. This work proposes a new LPS framework named PANet to eliminate the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Jianbiao Mei , Yu Yang , Mengmeng Wang , Xiaojun Hou , Laijian Li , Yong Liu

This paper presents novel hybrid architectures that combine grid- and point-based processing to improve the detection performance and orientation estimation of radar-based object detection networks. Purely grid-based detection models…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Michael Ulrich , Sascha Braun , Daniel Köhler , Daniel Niederlöhner , Florian Faion , Claudius Gläser , Holger Blume

Reducing the complexity of the pipeline of instance segmentation is crucial for real-world applications. This work addresses this issue by introducing an anchor-box free and single-shot instance segmentation framework, termed PolarMask,…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Enze Xie , Wenhai Wang , Mingyu Ding , Ruimao Zhang , Ping Luo

This paper presents a field-programmable gate array (FPGA) design of a segmentation algorithm based on convolutional neural network (CNN) that can process light detection and ranging (LiDAR) data in real-time. For autonomous vehicles,…

Signal Processing · Electrical Eng. & Systems 2019-03-07 Yecheng Lyu , Lin Bai , Xinming Huang

Among various sensors for assisted and autonomous driving systems, automotive radar has been considered as a robust and low-cost solution even in adverse weather or lighting conditions. With the recent development of radar technologies and…

Robotics · Computer Science 2023-02-28 Shihong Fang , Haoran Zhu , Devansh Bisla , Anna Choromanska , Satish Ravindran , Dongyin Ren , Ryan Wu

Pre-training is crucial in 3D-related fields such as autonomous driving where point cloud annotation is costly and challenging. Many recent studies on point cloud pre-training, however, have overlooked the issue of incompleteness, where…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Hao Yang , Haiyang Wang , Di Dai , Liwei Wang

Large-scale LiDAR-based point cloud semantic segmentation is a critical task in autonomous driving perception. Almost all of the previous state-of-the-art LiDAR semantic segmentation methods are variants of sparse 3D convolution. Although…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Chuanyu Luo , Nuo Cheng , Sikun Ma , Han Li , Xiaohan Li , Shengguang Lei , Pu Li

For autonomous robots to navigate a complex environment, it is crucial to understand the surrounding scene both geometrically and semantically. Modern autonomous robots employ multiple sets of sensors, including lidars, radars, and cameras.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-18 Noureldin Hendy , Cooper Sloan , Feng Tian , Pengfei Duan , Nick Charchut , Yuesong Xie , Chuang Wang , James Philbin

This paper proposes RIU-Net (for Range-Image U-Net), the adaptation of a popular semantic segmentation network for the semantic segmentation of a 3D LiDAR point cloud. The point cloud is turned into a 2D range-image by exploiting the…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Pierre Biasutti , Aurélie Bugeau , Jean-François Aujol , Mathieu Brédif

Lidar sensors are widely used in various applications, ranging from scientific fields over industrial use to integration in consumer products. With an ever growing number of different driver assistance systems, they have been introduced to…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Frederik Hasecke , Lukas Hahn , Anton Kummert

Glass-like objects can be seen everywhere in our daily life which are very hard for existing methods to segment them. The properties of transparencies pose great challenges of detecting them from the chaotic background and the vague…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 Zhiyu Xu , Qingliang Chen

The reliability of driving perception systems under unprecedented conditions is crucial for practical usage. Latest advancements have prompted increasing interest in multi-LiDAR perception. However, prevailing driving datasets predominantly…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Ye Li , Lingdong Kong , Hanjiang Hu , Xiaohao Xu , Xiaonan Huang

LiDAR-based 3D object detection pushes forward an immense influence on autonomous vehicles. Due to the limitation of the intrinsic properties of LiDAR, fewer points are collected at the objects farther away from the sensor. This imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Ziyu Li , Yuncong Yao , Zhibin Quan , Wankou Yang , Jin Xie

In this paper, we propose a novel approach to minimize the inference delay in semantic segmentation using split learning (SL), tailored to the needs of real-time computer vision (CV) applications for resource-constrained devices. Semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Nikos G. Evgenidis , Nikos A. Mitsiou , Sotiris A. Tegos , Panagiotis D. Diamantoulakis , George K. Karagiannidis

A thorough and holistic scene understanding is crucial for autonomous vehicles, where LiDAR semantic segmentation plays an indispensable role. However, most existing methods focus on the network design while neglecting the inherent…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Peishan Cong , Xinge Zhu , Yuexin Ma