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检索条件"主题词=Factor Graph Optimization"
95 条 记 录,以下是81-90 订阅
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Decimeter-level vehicular positioning in urban environments with factor graph-based PPP and robust regression
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GPS Solutions 2025年 第3期29卷 1-18页
作者: Li, Xin Wu, Feiyang Chang, Hanyu Li, Xingxing Tan, Yuxuan Shen, Zhiheng Zhang, Xiaohong School of Geodesy and Geomatics Wuhan University Wuhan China China Ship Development and Design Center Wuhan China Chinese Antarctic Center of Surveying and Mapping Wuhan University Wuhan China
The development of the Internet of Things and autonomous driving has significantly increased the demand for high-precision and robust vehicle positioning in modern intelligent transport systems. Nowadays, precise poin... 详细信息
来源: 评论
UVIO: Adaptive Kalman Filtering UWB-Aided Visual-Inertial SLAM System for Complex Indoor Environments
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REMOTE SENSING 2024年 第17期16卷 3245页
作者: Li, Junxi Wang, Shouwen Hao, Jiahui Ma, Biao Chu, Henry K. Hong Kong Polytech Univ Dept Mech Engn Hong Kong 999077 Peoples R China
Precise positioning in an indoor environment is a challenging task because it is difficult to receive a strong and reliable global positioning system (GPS) signal. For existing wireless indoor positioning methods, ult... 详细信息
来源: 评论
Virtual-network-reconstruction-based underwater acoustic localization framework: Theory and experiment validation
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OCEAN ENGINEERING 2024年 297卷
作者: Liu, Feng Chen, Huifang Li, Yida Xie, Lei Zhejiang Univ Coll Informat Sci & Elect Engn Hangzhou 310027 Zhejiang Peoples R China Zhejiang Prov Key Lab Informat Proc Commun & Netwo Hangzhou 310027 Zhejiang Peoples R China Zhejiang Univ Zhoushan Ocean Res Ctr Zhoushan 316021 Zhejiang Peoples R China
Due to the harsh underwater environment, it is a challenging issue to realize the high -precision localization for underwater mobile nodes. In this paper, we investigate the problem of asynchronous acoustic localizati... 详细信息
来源: 评论
factor graph-based PPP-RTK for accurate and robust positioning in urban environments
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JOURNAL OF GEODESY 2024年 第3期98卷 21-21页
作者: Li, Xin Li, Xingxing Wang, Xuanbin Chang, Hanyu Tan, Yuxuan Shen, Zhiheng Wuhan Univ Sch Geodesy & Geomat Hubei Luojia Lab 129 Luoyu Rd Wuhan 430079 Hubei Peoples R China
The PPP-RTK system, which is capable of providing a centimeter-level real-time positioning service for an unlimited number of users, is becoming a promising tool in mass-market applications such as smartphones, the In... 详细信息
来源: 评论
RTK-LIO: Tightly-Coupled RTK/LiDAR/Inertial Navigation System Based on optimization Approach
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IEEE Sensors Journal 2025年
作者: Wang, Rongtian Zhang, Yuqi Li, Tao Wang, Chao Wu, Qi Pei, Ling Zhang, Wen-An Zhejiang University of Technology College of Information Engineering Zhejiang China Shanghai Huace Navigation Technology Ltd Shanghai China Shanghai Jiao Tong University Shanghai Key Laboratory of Navigation and Location Based Services Shanghai China
Global Navigation Satellite System Real-Time Kinematic (GNSS-RTK) serves as a vital tool for providing absolute positioning for autonomous systems. However, its performance suffers considerable degradation in urban ca... 详细信息
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A new geometric approach for three view line reconstruction and motion estimation in Manhattan Scenes  18
A new geometric approach for three view line reconstruction ...
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18th Conference on Robots and Vision (CRV)
作者: Thatavarthy, Ayyappa Swamy Sharma, Tanu Krishna, K. Madhava IIIT Robot Res Ctr Hyderabad India
Owing to the inherent geometry, the extent of map reconstructed using line-based SfM(structure from motion) is superior to point-based SfM. However, with the existing methods, estimation of structure and motion from o... 详细信息
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GO-INO: graph optimization MEMS-IMU/NHC/Odometer Integration for Ground Vehicle Positioning
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MICROMACHINES 2022年 第9期13卷 1400-1400页
作者: Zhu, Kai Yu, Yating Wu, Bin Jiang, Changhui Jiangsu Univ Technol Sch Automobile & Traff Engn Changzhou 213001 Peoples R China Beijing Jiaotong Univ Sch Mech Elect & Control Engn Beijing 100044 Peoples R China Finnish Geospatial Res Inst Dept Remote Sensing & Photogrammetry FI-0245 Espoo Finland
Global navigation satellite system (GNSS) and inertial navigation system (INS) are indispensable for ground vehicle position and navigation. The Kalman filter (KF) is the first choice to integrate them and output more... 详细信息
来源: 评论
Monocular Semantic Mapping Based on 3D Cuboids Tracking  53
Monocular Semantic Mapping Based on 3D Cuboids Tracking
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IEEE International Symposium on Circuits and Systems (IEEE ISCAS)
作者: Ji, Xingwu Gong, Zheng Miao, Ruihang Xue, Wuyang Ying, Rendong Shanghai Jiao Tong Univ Dept Elect Engn Shanghai Peoples R China
Semantic mapping based on information of objects has become a crucial component for the surrounding comprehension and the more robust navigation. In this paper, we propose a system for simultaneous localization and ma... 详细信息
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Multi-Agent Collaborative GNSS/Camera/INS Integration Aided by Inter-Ranging for Vehicular Navigation in Urban Areas
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IEEE ACCESS 2020年 8卷 124323-124338页
作者: Wen, Weisong Bai, Xiwei Zhang, Guohao Chen, Shengdong Yuan, Feng Hsu, Li-Ta Hong Kong Polytech Univ Intelligent Positioning & Nav Lab IPNL Hong Kong Peoples R China Guangzhou Chinese Acad Sci Inst Software Applicat Technol Guangzhou 511458 Peoples R China
Achieving accurate and reliable positioning in dynamic urban scenarios using low-cost vehicular onboard sensors, such as the global navigation satellite systems (GNSS), camera, and inertial measurement unit (IMU), is ... 详细信息
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SLAM integrated mobile mapping system in complex urban environments
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ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2020年 166卷 316-332页
作者: Li, Shuaixin Li, Guangyun Wang, Li Qin, Yuchu PLA Informat Engn Univ Dept Geospatial Informat Zhengzhou 450001 Peoples R China Chinese Acad Sci Aerosp Informat Res Inst State Key Lab Remote Sensing Sci Beijing 100101 Peoples R China
In this paper, a SLAM-integrated MMS with the capability of efficient, consistent and robust mapping in complex environments where GNSS signal is intermittently lost is presented. The system is developed to take the f... 详细信息
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