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Related papers: 4D Panoptic LiDAR Segmentation

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This technical report presents the 1st place winning solution for the Waymo Open Dataset 3D semantic segmentation challenge 2022. Our network, termed LidarMultiNet, unifies the major LiDAR perception tasks such as 3D semantic segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-27 Dongqiangzi Ye , Weijia Chen , Zixiang Zhou , Yufei Xie , Yu Wang , Panqu Wang , Hassan Foroosh

LiDAR-based 3D scene perception is a fundamental and important task for autonomous driving. Most state-of-the-art methods on LiDAR-based 3D recognition tasks focus on single frame 3D point cloud data, and the temporal information is ignored…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Shi Hanyu , Wei Jiacheng , Wang Hao , Liu Fayao , Lin Guosheng

Object detection and motion parameters estimation are crucial tasks for self-driving vehicle safe navigation in a complex urban environment. In this work we propose a novel real-time approach of temporal context aggregation for motion…

Computer Vision and Pattern Recognition · Computer Science 2020-04-27 Artem Filatov , Andrey Rykov , Viacheslav Murashkin

LiDAR semantic segmentation provides 3D semantic information about the environment, an essential cue for intelligent systems during their decision making processes. Deep neural networks are achieving state-of-the-art results on large public…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Inigo Alonso , Luis Riazuelo , Luis Montesano , Ana C. Murillo

Robust cross-seasonal localization is one of the major challenges in long-term visual navigation of autonomous vehicles. In this paper, we exploit recent advances in semantic segmentation of images, i.e., where each pixel is assigned a…

Computer Vision and Pattern Recognition · Computer Science 2018-03-05 Erik Stenborg , Carl Toft , Lars Hammarstrand

Deep learning techniques have become the to-go models for most vision-related tasks on 2D images. However, their power has not been fully realised on several tasks in 3D space, e.g., 3D scene understanding. In this work, we jointly address…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Quang-Hieu Pham , Duc Thanh Nguyen , Binh-Son Hua , Gemma Roig , Sai-Kit Yeung

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

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

Zero-shot 4D segmentation and recognition of arbitrary objects in Lidar is crucial for embodied navigation, with applications ranging from streaming perception to semantic mapping and localization. However, the primary challenge in…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Yushan Zhang , Aljoša Ošep , Laura Leal-Taixé , Tim Meinhardt

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

Training autonomous driving and navigation systems requires large and diverse point cloud datasets that capture complex edge case scenarios from various dynamic urban settings. Acquiring such diverse scenarios from real-world point cloud…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Suchetan G. Uppur , Hemant Kumar , Vaibhav Kumar

In this paper we introduce a novel way to predict semantic information from sparse, single-shot LiDAR measurements in the context of autonomous driving. In particular, we fuse learned features from complementary representations. The…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Frank Bieder , Maximilian Link , Simon Romanski , Haohao Hu , Christoph Stiller

3D object detection from LiDAR point cloud is of critical importance for autonomous driving and robotics. While sequential point cloud has the potential to enhance 3D perception through temporal information, utilizing these temporal…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Zheyuan Zhou , Jiachen Lu , Yihan Zeng , Hang Xu , Li Zhang

3D semantic segmentation is a fundamental building block for several scene understanding applications such as autonomous driving, robotics and AR/VR. Several state-of-the-art semantic segmentation models suffer from the part…

Computer Vision and Pattern Recognition · Computer Science 2021-11-17 Anirud Thyagharajan , Benjamin Ummenhofer , Prashant Laddha , Om J Omer , Sreenivas Subramoney

Autonomous robots that interact with their environment require a detailed semantic scene model. For this, volumetric semantic maps are frequently used. The scene understanding can further be improved by including object-level information in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Julian Hau , Simon Bultmann , Sven Behnke

Accurate perception of dynamic traffic scenes is crucial for high-level autonomous driving systems, requiring robust object motion estimation and instance segmentation. However, traditional methods often treat them as separate tasks,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Yinqi Chen , Meiying Zhang , Qi Hao , Guang Zhou

A 3D point cloud describes the real scene precisely and intuitively.To date how to segment diversified elements in such an informative 3D scene is rarely discussed. In this paper, we first introduce a simple and flexible framework to…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Xinlong Wang , Shu Liu , Xiaoyong Shen , Chunhua Shen , Jiaya Jia

Perception systems play a crucial role in autonomous driving, incorporating multiple sensors and corresponding computer vision algorithms. 3D LiDAR sensors are widely used to capture sparse point clouds of the vehicle's surroundings.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Helin Cao , Sven Behnke

In this work, we present a simple yet effective framework to address the domain translation problem between different sensor modalities with unique data formats. By relying only on the semantics of the scene, our modular generative…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Tiago Cortinhal , Fatih Kurnaz , Eren Aksoy

Perceiving a three-dimensional (3D) scene with multiple objects while moving indoors is essential for vision-based mobile cobots, especially for enhancing their manipulation tasks. In this work, we present an end-to-end pipeline with…

Robotics · Computer Science 2024-02-20 K. Nguyen , T. Dang , M. Huber