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Related papers: Lidar Panoptic Segmentation in an Open World

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Moving object segmentation is a crucial task for safe and reliable autonomous mobile systems like self-driving cars, improving the reliability and robustness of subsequent tasks like SLAM or path planning. While the segmentation of camera…

Computer Vision and Pattern Recognition · Computer Science 2025-11-05 Leon Schwarzer , Matthias Zeller , Daniel Casado Herraez , Simon Dierl , Michael Heidingsfeld , Cyrill Stachniss

Semantic segmentation for robotic systems can enable a wide range of applications, from self-driving cars and augmented reality systems to domestic robots. We argue that a spherical representation is a natural one for egocentric…

Robotics · Computer Science 2022-10-26 Lukas Bernreiter , Lionel Ott , Roland Siegwart , Cesar Cadena

A more realistic object detection paradigm, Open-World Object Detection, has arisen increasing research interests in the community recently. A qualified open-world object detector can not only identify objects of known categories, but also…

Computer Vision and Pattern Recognition · Computer Science 2022-02-17 Shuo Yang , Peize Sun , Yi Jiang , Xiaobo Xia , Ruiheng Zhang , Zehuan Yuan , Changhu Wang , Ping Luo , Min Xu

This paper presents a fully unsupervised deep change detection approach for mobile robots with 3D LiDAR. In unstructured environments, it is infeasible to define a closed set of semantic classes. Instead, semantic segmentation is…

Robotics · Computer Science 2024-05-01 Alexander Krawciw , Jordy Sehn , Timothy D. Barfoot

In the efforts for safer roads, ensuring adequate vertical clearance above roadways is of great importance. Frequently, trees or other vegetation is growing above the roads, blocking the sight of traffic signs and lights and posing danger…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Miriam Louise Carnot , Eric Peukert , Bogdan Franczyk

Open-Vocabulary Semantic Segmentation (OVSS) has advanced with recent vision-language models (VLMs), enabling segmentation beyond predefined categories through various learning schemes. Notably, training-free methods offer scalable, easily…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Chanyoung Kim , Dayun Ju , Woojung Han , Ming-Hsuan Yang , Seong Jae Hwang

3D semantic segmentation (3DSS) is an essential process in the creation of a safe autonomous driving system. However, deep learning models for 3D semantic segmentation often suffer from the class imbalance problem and out-of-distribution…

Computer Vision and Pattern Recognition · Computer Science 2022-03-02 Yancheng Pan , Fan Xie , Huijing Zhao

Low-latency instance segmentation of LiDAR point clouds is crucial in real-world applications because it serves as an initial and frequently-used building block in a robot's perception pipeline, where every task adds further delay.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Andreas Reich , Mirko Maehlisch

What sorts of structure might enable a learner to discover classes from unlabeled data? Traditional approaches rely on feature-space similarity and heroic assumptions on the data. In this paper, we introduce unsupervised learning under…

Machine Learning · Computer Science 2022-12-02 Manley Roberts , Pranav Mani , Saurabh Garg , Zachary C. Lipton

We propose a simple yet effective proposal-free architecture for lidar panoptic segmentation. We jointly optimize both semantic segmentation and class-agnostic instance classification in a single network using a pillar-based bird's-eye view…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Qi Chen , Sourabh Vora

Panoptic Part Segmentation (PPS) aims to unify panoptic segmentation and part segmentation into one task. Previous work mainly utilizes separated approaches to handle thing, stuff, and part predictions individually without performing any…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Xiangtai Li , Shilin Xu , Yibo Yang , Guangliang Cheng , Yunhai Tong , Dacheng Tao

In autonomous driving, 3D LiDAR plays a crucial role in understanding the vehicle's surroundings. However, the newly emerged, unannotated objects presents few-shot learning problem for semantic segmentation. This paper addresses the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Junbao Zhou , Jilin Mei , Pengze Wu , Liang Chen , Fangzhou Zhao , Xijun Zhao , Yu Hu

In this paper, we introduce an open-vocabulary panoptic segmentation model that effectively unifies the strengths of the Segment Anything Model (SAM) with the vision-language CLIP model in an end-to-end framework. While SAM excels in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Vibashan VS , Shubhankar Borse , Hyojin Park , Debasmit Das , Vishal Patel , Munawar Hayat , Fatih Porikli

Semantic segmentation of 3D LiDAR point clouds, essential for autonomous driving and infrastructure management, is best achieved by supervised learning, which demands extensive annotated datasets and faces the problem of domain shifts. We…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Andrew Caunes , Thierry Chateau , Vincent Frémont

Mapping the environment has been an important task for robot navigation and Simultaneous Localization And Mapping (SLAM). LIDAR provides a fast and accurate 3D point cloud map of the environment which helps in map building. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-14 Aritra Mukherjee , Sourya Dipta Das , Jasorsi Ghosh , Ananda S. Chowdhury , Sanjoy Kumar Saha

Point cloud segmentation (PCS) aims to make per-point predictions and enables robots and autonomous driving cars to understand the environment. The range image is a dense representation of a large-scale outdoor point cloud, and segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Bike Chen , Chen Gong , Antti Tikanmäki , Juha Röning

Segmenting unknown or anomalous object instances is a critical task in autonomous driving applications, and it is approached traditionally as a per-pixel classification problem. However, reasoning individually about each pixel without…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Shyam Nandan Rai , Fabio Cermelli , Barbara Caputo , Carlo Masone

LiDAR point cloud analysis is a core task for 3D computer vision, especially for autonomous driving. However, due to the severe sparsity and noise interference in the single sweep LiDAR point cloud, the accurate semantic segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Xu Yan , Jiantao Gao , Jie Li , Ruimao Zhang , Zhen Li , Rui Huang , Shuguang Cui

Point cloud datasets for perception tasks in the context of autonomous driving often rely on high resolution 64-layer Light Detection and Ranging (LIDAR) scanners. They are expensive to deploy on real-world autonomous driving sensor…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Leonardo Gigli , B Ravi Kiran , Thomas Paul , Andres Serna , Nagarjuna Vemuri , Beatriz Marcotegui , Santiago Velasco-Forero

Image segmentation for video analysis plays an essential role in different research fields such as smart city, healthcare, computer vision and geoscience, and remote sensing applications. In this regard, a significant effort has been…

Computer Vision and Pattern Recognition · Computer Science 2021-11-22 Omar Elharrouss , Somaya Al-Maadeed , Nandhini Subramanian , Najmath Ottakath , Noor Almaadeed , Yassine Himeur