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Relative State Estimation perform mutually localization between two mobile agents undergoing six-degree-of-freedom motion. Based on the principle of circular motion, the estimation accuracy is sensitive to nonlinear rotations of the…

Robotics · Computer Science 2025-11-27 Ruican Xia , Hailong Pei

In this work, we present MoMa-Pos, a framework that optimizes base placement for mobile manipulators, focusing on navigation-manipulation tasks in environments with both rigid and articulated objects. Base placement is particularly critical…

Robotics · Computer Science 2024-10-30 Beichen Shao , Nieqing Cao , Yan Ding , Xingchen Wang , Fuqiang Gu , Chao Chen

Recent Mamba-based methods for the pose-lifting task tend to model joint dependencies by 2D-to-1D mapping with diverse scanning strategies. Though effective, they struggle to model intricate joint connections and uniformly process all joint…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Ye Lu , Jie Wang , Jianjun Gao , Rui Gong , Chen Cai , Kim-Hui Yap

Accurate localization is crucial for effectively operating mobile robots in indoor environments. This paper presents a comprehensive approach to mobile robot localization by integrating an ultrasound-based indoor positioning system (IPS)…

Safety and automatic control are extremely important when operating manipulators. For large engineering manipulators, the main challenge is to accurately recognize the posture of all arm segments. In classical sensing methods, the accuracy…

Optimization and Control · Mathematics 2020-07-16 Zhi-Qiang Yao , Yi-Jue Dai , Qing-Na Li , Dang Xie , Ze-Hui Liu

Mapping and localization are two essential tasks for mobile robots in real-world applications. However, largescale and dynamic scenes challenge the accuracy and robustness of most current mature solutions. This situation becomes even worse…

Robotics · Computer Science 2022-01-19 Fan Wang , Chaofan Zhang , Fulin Tang , Hongkui Jiang , Yihong Wu , Yong Liu

Accurate and efficient tracking of surgical instruments is fundamental for Robot-Assisted Minimally Invasive Surgery. Although vision-based robot pose estimation has enabled markerless calibration without tedious physical setups, reliable…

Robotics · Computer Science 2026-03-16 Hanyang Hu , Zekai Liang , Florian Richter , Michael C. Yip

In two-way time-of-arrival (TOA) systems, a user device (UD) obtains its position by round-trip communications to a number of anchor nodes (ANs) at known locations. The objective function of the maximum likelihood (ML) method for two-way…

Signal Processing · Electrical Eng. & Systems 2021-03-18 Sihao Zhao , Xiao-Ping Zhang , Xiaowei Cui , Mingquan Lu

We are interested in long-term deployments of autonomous robots to aid astronauts with maintenance and monitoring operations in settings such as the International Space Station. Unfortunately, such environments tend to be highly dynamic and…

Robotics · Computer Science 2024-11-05 Luisa Mao , Ryan Soussan , Brian Coltin , Trey Smith , Joydeep Biswas

Precise, seamless, and efficient train localization as well as long-term railway environment monitoring is the essential property towards reliability, availability, maintainability, and safety (RAMS) engineering for railroad systems.…

Robotics · Computer Science 2023-10-30 Yusheng Wang , Weiwei Song , Yi Zhang , Fei Huang , Zhiyong Tu , Ruoying Li , Shimin Zhang , Yidong Lou

A new method for estimating the relative positions of location-unaware nodes from the location-aware nodes and the received signal strength (RSS) between the nodes, in a wireless sensor network (WSN), is proposed. In the method, a…

Networking and Internet Architecture · Computer Science 2014-02-11 R. C. Nongpiur

A key limitation of current multi-robot systems is a lack of relative localization, particularly in environments without GPS or motion capture systems. This article presents a centralized method for relatively localizing a 2D swarm using…

Robotics · Computer Science 2018-11-29 Ian Miller , Jon Wallace

This paper presents a Visual Inertial Odometry Landmark-based Simultaneous Localisation and Mapping algorithm based on a distributed block coordinate nonlinear Moving Horizon Estimation scheme. The main advantage of the proposed method is…

Robotics · Computer Science 2023-04-05 Emilien Flayac , Iman Shames

This paper addresses the robustness problem of visual-inertial state estimation for underwater operations. Underwater robots operating in a challenging environment are required to know their pose at all times. All vision-based localization…

Robotics · Computer Science 2023-04-05 Bharat Joshi , Hunter Damron , Sharmin Rahman , Ioannis Rekleitis

Localization systems based on ultra-wide band (UWB) measurements can have unsatisfactory performance in harsh environments due to the presence of non-line-of-sight (NLOS) errors. Learning-based methods for error mitigation have shown great…

Signal Processing · Electrical Eng. & Systems 2023-05-30 Yuxiao Li , Santiago Mazuelas , Yuan Shen

Estimating robot pose from RGB images is a crucial problem in computer vision and robotics. While previous methods have achieved promising performance, most of them presume full knowledge of robot internal states, e.g. ground-truth robot…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Shikun Ban , Juling Fan , Xiaoxuan Ma , Wentao Zhu , Yu Qiao , Yizhou Wang

Localization, that is the estimation of a robot's location from sensor data, is a fundamental problem in mobile robotics. This papers presents a version of Markov localization which provides accurate position estimates and which is tailored…

Artificial Intelligence · Computer Science 2011-06-02 W. Burgard , D. Fox , S. Thrun

Camera-to-robot calibration is crucial for vision-based robot control and requires effort to make it accurate. Recent advancements in markerless pose estimation methods have eliminated the need for time-consuming physical setups for…

Robotics · Computer Science 2024-09-17 Jingpei Lu , Zekai Liang , Tristin Xie , Florian Ritcher , Shan Lin , Sainan Liu , Michael C. Yip

Multi-modal object detection in autonomous driving has achieved great breakthroughs due to the usage of fusing complementary information from different sensors. The calibration in fusion between sensors such as LiDAR and camera was always…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Zhihang Song , Dingyi Yao , Ruibo Ming , Lihui Peng , Danya Yao , Yi Zhang

This paper presents a framework for the real-time initialization of unknown Ultra-Wideband (UWB) anchors in UWB-aided navigation systems. The method is designed for localization solutions where UWB modules act as supplementary sensors. Our…

Robotics · Computer Science 2026-04-23 Giulio Delama , Igor Borowski , Roland Jung , Stephan Weiss