English
Related papers

Related papers: MNEW: Multi-domain Neighborhood Embedding and Weig…

200 papers

In the field of autonomous driving, a variety of sensor data types exist, each representing different modalities of the same scene. Therefore, it is feasible to utilize data from other sensors to facilitate image compression. However, few…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Yiheng Jiang , Haotian Zhang , Li Li , Dong Liu , Zhu Li

Given the prominence of current 3D sensors, a fine-grained analysis on the basic point cloud data is worthy of further investigation. Particularly, real point cloud scenes can intuitively capture complex surroundings in the real world, but…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Shi Qiu , Saeed Anwar , Nick Barnes

Semantic segmentation stands as a pivotal research focus in computer vision. In the context of industrial image inspection, conventional semantic segmentation models fail to maintain the segmentation consistency of fixed components across…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Guoxuan Mao , Ting Cao , Ziyang Li , Yuan Dong

Within a perception framework for autonomous mobile and robotic systems, semantic analysis of 3D point clouds typically generated by LiDARs is key to numerous applications, such as object detection and recognition, and scene reconstruction.…

Robotics · Computer Science 2024-10-14 Samir Abou Haidar , Alexandre Chariot , Mehdi Darouich , Cyril Joly , Jean-Emmanuel Deschaud

Weakly supervised LiDAR semantic segmentation has made significant strides with limited labeled data. However, most existing methods focus on the network training under weak supervision, while efficient annotation strategies remain largely…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Yilong Chen , Zongyi Xu , xiaoshui Huang , Ruicheng Zhang , Xinqi Jiang , Xinbo Gao

It is a crucial step to achieve effective semantic segmentation of lane marking during the construction of the lane level high-precision map. In recent years, many image semantic segmentation methods have been proposed. These methods mainly…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Ruochen Yin , Biao Yu , Huapeng Wu , Yutao Song , Runxin Niu

Real-time semantic segmentation of LiDAR data is crucial for autonomously driving vehicles, which are usually equipped with an embedded platform and have limited computational resources. Approaches that operate directly on the point cloud…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Shijie Li , Xieyuanli Chen , Yun Liu , Dengxin Dai , Cyrill Stachniss , Juergen Gall

In this paper, we propose a multi-resolution deep-learning architecture to semantically segment dense large-scale pointclouds. Dense pointcloud data require a computationally expensive feature encoding process before semantic segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Liuyue Xie , Tomotake Furuhata , Kenji Shimada

Deep neural networks are widely used for understanding 3D point clouds. At each point convolution layer, features are computed from local neighborhoods of 3D points and combined for subsequent processing in order to extract semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Jiayun Wang , Rudrasis Chakraborty , Stella X. Yu

3D point cloud semantic segmentation has a wide range of applications. Recently, weakly supervised point cloud segmentation methods have been proposed, aiming to alleviate the expensive and laborious manual annotation process by leveraging…

Computer Vision and Pattern Recognition · Computer Science 2024-01-01 Xiawei Li , Qingyuan Xu , Jing Zhang , Tianyi Zhang , Qian Yu , Lu Sheng , Dong Xu

Point cloud analysis (such as 3D segmentation and detection) is a challenging task, because of not only the irregular geometries of many millions of unordered points, but also the great variations caused by depth, viewpoint, occlusion, etc.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Tuo Feng , Wenguan Wang , Xiaohan Wang , Yi Yang , Qinghua Zheng

Semantic segmentation and semantic edge detection can be seen as two dual problems with close relationships in computer vision. Despite the fast evolution of learning-based 3D semantic segmentation methods, little attention has been drawn…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Zeyu Hu , Mingmin Zhen , Xuyang Bai , Hongbo Fu , Chiew-lan Tai

Autonomous driving vehicles and robotic systems rely on accurate perception of their surroundings. Scene understanding is one of the crucial components of perception modules. Among all available sensors, LiDARs are one of the essential…

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

Panoptic segmentation is the combination of semantic and instance segmentation: assign the points in a 3D point cloud to semantic categories and partition them into distinct object instances. It has many obvious applications for outdoor…

Computer Vision and Pattern Recognition · Computer Science 2023-07-07 Binbin Xiang , Torben Peters , Theodora Kontogianni , Frawa Vetterli , Stefano Puliti , Rasmus Astrup , Konrad Schindler

Recent research has begun exploring novel view synthesis (NVS) for LiDAR point clouds, aiming to generate realistic LiDAR scans from unseen viewpoints. However, most existing approaches do not reconstruct semantic labels, which are crucial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Yi Chen , Tianchen Deng , Wentao Zhao , Xiaoning Wang , Wenqian Xi , Weidong Chen , Jingchuan Wang

Point cloud segmentation is one of the most important tasks in computer vision with widespread scientific, industrial, and commercial applications. The research thereof has resulted in many breakthroughs in 3D object and scene…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Dening Lu , Jun Zhou , Kyle Yilin Gao , Dilong Li , Jing Du , Linlin Xu , Jonathan Li

Deep learning with 3D data such as reconstructed point clouds and CAD models has received great research interests recently. However, the capability of using point clouds with convolutional neural network has been so far not fully explored.…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Binh-Son Hua , Minh-Khoi Tran , Sai-Kit Yeung

Fast and efficient semantic segmentation of large-scale LiDAR point clouds is a fundamental problem in autonomous driving. To achieve this goal, the existing point-based methods mainly choose to adopt Random Sampling strategy to process…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 XianFeng Han , Huixian Cheng , Hang Jiang , Dehong He , Guoqiang Xiao

Semantic segmentation of 3D point clouds is a challenging problem with numerous real-world applications. While deep learning has revolutionized the field of image semantic segmentation, its impact on point cloud data has been limited so…

Computer Vision and Pattern Recognition · Computer Science 2017-05-10 Felix Järemo Lawin , Martin Danelljan , Patrik Tosteberg , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

Outdoor scene completion is a challenging issue in 3D scene understanding, which plays an important role in intelligent robotics and autonomous driving. Due to the sparsity of LiDAR acquisition, it is far more complex for 3D scene…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Xuemeng Yang , Hao Zou , Xin Kong , Tianxin Huang , Yong Liu , Wanlong Li , Feng Wen , Hongbo Zhang