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Related papers: uPLAM: Robust Panoptic Localization and Mapping Le…

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Simultaneous localization and mapping, especially the one relying solely on video data (vSLAM), is a challenging problem that has been extensively studied in robotics and computer vision. State-of-the-art vSLAM algorithms are capable of…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Andrey Bokovoy , Kirill Muraviev , Konstantin Yakovlev

Vehicle detection and localization in complex traffic scenarios pose significant challenges due to the interference of moving objects. Traditional methods often rely on outlier exclusions or semantic segmentations, which suffer from low…

Robotics · Computer Science 2025-01-29 Yinqi Chen , Meiying Zhang , Qi Hao , Guang Zhou

In the proposed study, we describe an approach to improving the computational efficiency and robustness of visual SLAM algorithms on mobile robots with multiple cameras and limited computational power by implementing an intermediate layer…

Simultaneous localization and mapping (SLAM) remains challenging for a number of downstream applications, such as visual robot navigation, because of rapid turns, featureless walls, and poor camera quality. We introduce the Differentiable…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Peter Karkus , Shaojun Cai , David Hsu

Visual place recognition (VPR) is crucial for robots to identify previously visited locations, playing an important role in autonomous navigation in both indoor and outdoor environments. However, most existing VPR datasets are limited to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Yehui Shen , Lei Zhang , Qingqiu Li , Xiongwei Zhao , Yue Wang , Huimin Lu , Xieyuanli Chen

Place recognition is key to Simultaneous Localization and Mapping (SLAM) and spatial perception. However, a place recognition in the wild often suffers from erroneous predictions due to image variations, e.g., changing viewpoints and street…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Kaiwen Cai , Chris Xiaoxuan Lu , Xiaowei Huang

Vision-Language Navigation (VLN) requires an agent to navigate 3D environments following natural language instructions. During navigation, existing agents commonly encounter perceptual uncertainty, such as insufficient evidence for reliable…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Jianzhe Gao , Rui Liu , Yuxuan Xu , Tongtong Cao , Yingxue Zhang , Zhanguang Zhang , Sida Peng , Yi Yang , Wenguan Wang

For reliable operation on urban roads, navigation using the Global Navigation Satellite System (GNSS) requires both accurately estimating the positioning detail from GNSS pseudorange measurements and determining when the estimated position…

Robotics · Computer Science 2021-10-26 Shubh Gupta , Grace X. Gao

Hand-drawn maps can be used to convey navigation instructions between humans and robots in a natural and efficient manner. However, these maps can often contain inaccuracies such as scale distortions and missing landmarks which present…

Robotics · Computer Science 2025-04-30 Aaron Hao Tan , Angus Fung , Haitong Wang , Goldie Nejat

Active Simultaneous Localization and Mapping (SLAM) is the problem of planning and controlling the motion of a robot to build the most accurate and complete model of the surrounding environment. Since the first foundational work in active…

One of the fundamental problems in computer vision is image segmentation, the task of detecting distinct regions or objects in given images. Deep Neural Networks (DNN) have been shown to be very effective in segmenting challenging images,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Jiyoung Park , Günay Doğan

We propose DeepMapping, a novel registration framework using deep neural networks (DNNs) as auxiliary functions to align multiple point clouds from scratch to a globally consistent frame. We use DNNs to model the highly non-convex mapping…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Li Ding , Chen Feng

Loop closure detection (LCD) is an indispensable part of simultaneous localization and mapping systems (SLAM); it enables robots to produce a consistent map by recognizing previously visited places. When robots operate over extended…

Robotics · Computer Science 2017-04-18 Dongdong Bai , Chaoqun Wang , Bo Zhang , Xiaodong Yi , Xuejun Yang

Fine-grained image classification remains challenging due to the large intra-class variance and small inter-class variance. Since the subtle visual differences are only in local regions of discriminative parts among subcategories, part…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Runsheng Zhang , jian zhang , Yaping Huang , Qi Zou

Accurate localization is an essential technology for the flexible navigation of robots in large-scale environments. Both SLAM-based and map-based localization will increase the computing load due to the increase in map size, which will…

Robotics · Computer Science 2024-04-30 Yixiao Feng , Zhou Jiang , Yongliang Shi , Yunlong Feng , Xiangyu Chen , Hao Zhao , Guyue Zhou

Currently, self-driving cars rely greatly on the Global Positioning System (GPS) infrastructure, albeit there is an increasing demand for alternative methods for GPS-denied environments. One of them is known as place recognition, which…

Robotics · Computer Science 2018-05-16 Avelino Forechi , Thiago Oliveira-Santos , Claudine Badue , Alberto F. De Souza

Radar SLAM is robust in challenging conditions, such as fog, dust, and smoke, but suffers from the sparsity and noisiness of radar sensing, including speckle noise and multipath effects. This study provides a performance-enhanced radar SLAM…

Robotics · Computer Science 2025-01-03 Yang Xu , Qiucan Huang , Shaojie Shen , Huan Yin

Quadruped robots are currently a widespread platform for robotics research, thanks to powerful Reinforcement Learning controllers and the availability of cheap and robust commercial platforms. However, to broaden the adoption of the…

Fully decentralized, multiagent trajectory planners enable complex tasks like search and rescue or package delivery by ensuring safe navigation in unknown environments. However, deconflicting trajectories with other agents and ensuring…

With the emergence of the low-altitude economy, radio maps have become essential for ensuring reliable wireless connectivity to aerial platforms. Autonomous aerial agents are commonly deployed for data collection using waypoint-based…

Signal Processing · Electrical Eng. & Systems 2025-08-25 Wenlihan Lu , Shijian Gao , Miaowen Wen , Yuxuan Liang , Liuqing Yang , Chan-Byoung Chae , H. Vincent Poor
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