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相关论文: S3Net: 3D LiDAR Sparse Semantic Segmentation Netwo…

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With the recent growth of urban mapping and autonomous driving efforts, there has been an explosion of raw 3D data collected from terrestrial platforms with lidar scanners and color cameras. However, due to high labeling costs, ground-truth…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Kyle Genova , Xiaoqi Yin , Abhijit Kundu , Caroline Pantofaru , Forrester Cole , Avneesh Sud , Brian Brewington , Brian Shucker , Thomas Funkhouser

Semantic segmentation is essential for analyzing highdefinition remote sensing images (HRSIs) because it allows the precise classification of objects and regions at the pixel level. However, remote sensing data present challenges owing to…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Sachin Verma , Frank Lindseth , Gabriel Kiss

In this study, we present a novel LiDAR-based semantic segmentation framework tailored for autonomous forklifts operating in complex outdoor environments. Central to our approach is the integration of a dual LiDAR system, which combines…

机器人学 · 计算机科学 2025-05-29 Benjamin Serfling , Hannes Reichert , Lorenzo Bayerlein , Konrad Doll , Kati Radkhah-Lens

In this paper, we propose a similarity-aware fusion network (SAFNet) to adaptively fuse 2D images and 3D point clouds for 3D semantic segmentation. Existing fusion-based methods achieve remarkable performances by integrating information…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Linqing Zhao , Jiwen Lu , Jie Zhou

Panoptic segmentation of point clouds is a crucial task that enables autonomous vehicles to comprehend their vicinity using their highly accurate and reliable LiDAR sensors. Existing top-down approaches tackle this problem by either…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Kshitij Sirohi , Rohit Mohan , Daniel Büscher , Wolfram Burgard , Abhinav Valada

Semantic segmentation of remote sensing images plays an important role in a wide range of applications including land resource management, biosphere monitoring and urban planning. Although the accuracy of semantic segmentation in remote…

图像与视频处理 · 电气工程与系统科学 2021-09-21 Rui Li , Shunyi Zheng , Chenxi Duan , Ce Zhang , Jianlin Su , P. M. Atkinson

The spatial attention mechanism captures long-range dependencies by aggregating global contextual information to each query location, which is beneficial for semantic segmentation. In this paper, we present a sparse spatial attention…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Mengyu Liu , Hujun Yin

High-resolution remote sensing images (HRRSIs) contain substantial ground object information, such as texture, shape, and spatial location. Semantic segmentation, which is an important task for element extraction, has been widely used in…

计算机视觉与模式识别 · 计算机科学 2020-05-08 Haifeng Li , Kaijian Qiu , Li Chen , Xiaoming Mei , Liang Hong , Chao Tao

Many existing approaches for 3D point cloud semantic segmentation are fully supervised. These fully supervised approaches heavily rely on large amounts of labeled training data that are difficult to obtain and cannot segment new classes…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Na Zhao , Tat-Seng Chua , Gim Hee Lee

In this paper, we present a novel neural network using multi scale feature fusion at various scales for accurate and efficient semantic image segmentation. We used ResNet based feature extractor, dilated convolutional layers in downsampling…

计算机视觉与模式识别 · 计算机科学 2020-10-02 Abhinav Sagar , RajKumar Soundrapandiyan

Semantically interpreting the traffic scene is crucial for autonomous transportation and robotics systems. However, state-of-the-art semantic segmentation pipelines are dominantly designed to work with pinhole cameras and train with narrow…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Kailun Yang , Xinxin Hu , Hao Chen , Kaite Xiang , Kaiwei Wang , Rainer Stiefelhagen

3D semantic segmentation plays a critical role in urban modelling, enabling detailed understanding and mapping of city environments. In this paper, we introduce Turin3D: a new aerial LiDAR dataset for point cloud semantic segmentation…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Luca Barco , Giacomo Blanco , Gaetano Chiriaco , Alessia Intini , Luigi La Riccia , Vittorio Scolamiero , Piero Boccardo , Paolo Garza , Fabrizio Dominici

This paper presents TE-NeXt, a novel and efficient architecture for Traversability Estimation (TE) from sparse LiDAR point clouds based on a residual convolution block. TE-NeXt block fuses notions of current trends such as attention…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Antonio Santo , Juan J. Cabrera , David Valiente , Carlos Viegas , Arturo Gil

Due to its robust and precise distance measurements, LiDAR plays an important role in scene understanding for autonomous driving. Training deep neural networks (DNNs) on LiDAR data requires large-scale point-wise annotations, which are…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Sicheng Zhao , Yezhen Wang , Bo Li , Bichen Wu , Yang Gao , Pengfei Xu , Trevor Darrell , Kurt Keutzer

LiDAR semantic segmentation plays a crucial role in enabling autonomous driving and robots to understand their surroundings accurately and robustly. A multitude of methods exist within this domain, including point-based, range-image-based,…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Rong Li , ShiJie Li , Xieyuanli Chen , Teli Ma , Juergen Gall , Junwei Liang

3D object detection based on LiDAR point clouds is a crucial module in autonomous driving particularly for long range sensing. Most of the research is focused on achieving higher accuracy and these models are not optimized for deployment on…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Sambit Mohapatra , Senthil Yogamani , Heinrich Gotzig , Stefan Milz , Patrick Mader

Accurate 3D object detection from point clouds has become a crucial component in autonomous driving. However, the volumetric representations and the projection methods in previous works fail to establish the relationships between the local…

计算机视觉与模式识别 · 计算机科学 2021-12-24 Qingdong He , Zhengning Wang , Hao Zeng , Yi Zeng , Yijun Liu

With the rapid progress of deep convolutional neural networks, in almost all robotic applications, the availability of 3D point clouds improves the accuracy of 3D semantic segmentation methods. Rendering of these irregular, unstructured,…

计算机视觉与模式识别 · 计算机科学 2019-12-30 Mobina Mahdavi , Fahimeh Fooladgar , Shohreh Kasaei

We introduce a novel superpoint-based transformer architecture for efficient semantic segmentation of large-scale 3D scenes. Our method incorporates a fast algorithm to partition point clouds into a hierarchical superpoint structure, which…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Damien Robert , Hugo Raguet , Loic Landrieu

As a rising task, panoptic segmentation is faced with challenges in both semantic segmentation and instance segmentation. However, in terms of speed and accuracy, existing LiDAR methods in the field are still limited. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Jinke Li , Xiao He , Yang Wen , Yuan Gao , Xiaoqiang Cheng , Dan Zhang