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Global Navigation Satellite Systems (GNSS) applications are often hindered by various sources of error, with multipath interference being one of the most challenging, particularly in urban environments. In this work, we build on previous…

系统与控制 · 电气工程与系统科学 2025-12-03 Abdelgabar Ahmed , Tarig Ballal , Xing Liu , Mohanad Ahmed , Tareq Y. Al-Naffouri

Non-Gaussian noise and the uncertainty of noise distribution are the common factors that reduce accuracy in dynamic state estimation of power systems (PS). In addition, the optimal value of the free coefficients in the unscented Kalman…

信号处理 · 电气工程与系统科学 2025-04-11 Duc Viet Nguyen , Haiquan Zhao , Jinhui Hu , Le Ngoc Giang

Precise indoor localization of moving targets is a challenging activity which cannot be easily accomplished without combining different sources of information. In this sense, the combination of different data sources with an appropriate…

网络与互联网体系结构 · 计算机科学 2013-05-09 Alberto Savioli , Emanuele Goldoni , Pietro Savazzi , Paolo Gamba

User location is a piece of critical information for network management and control. However, location uncertainty is unavoidable in certain settings leading to localization errors. In this paper, we consider the user location uncertainty…

系统与控制 · 电气工程与系统科学 2022-08-04 Yujie Yao , Hao Zhou , Melike Erol-Kantarci

Future cellular networks that utilize millimeter wave signals provide new opportunities in positioning and situational awareness. Large bandwidths combined with large antenna arrays provide unparalleled delay and angle resolution, allowing…

信号处理 · 电气工程与系统科学 2021-08-04 Ossi Kaltiokallio , Yu Ge , Jukka Talvitie , Henk Wymeersch , Mikko Valkama

Accurate state estimation of nonlinear dynamical systems is fundamental to modern aerospace operations across air, sea, and space domains. Online tracking of adversarial unmanned aerial vehicles (UAVs) is especially challenging due to agile…

机器学习 · 计算机科学 2026-05-01 Akhil Gupta , Erhan Guven

State-of-the-art ensemble Kalman filtering (EnKF) algorithms require incorporating localization techniques to cope with the rank deficiency and the inherited spurious correlations in their error covariance matrices. Localization techniques…

大气与海洋物理 · 物理学 2026-03-05 Boujemaa Ait-El-Fquih , Ibrahim Hoteit

Autonomous Underwater Vehicles (AUVs) and Remotely Operated Vehicles (ROVs) are used for a wide variety of missions related to exploration and scientific research. Successful navigation by these systems requires a good localization system.…

机器人学 · 计算机科学 2021-05-27 Sharan Balasubramanian , Ayush Rajput , Rodra W. Hascaryo , Chirag Rastogi , William R. Norris

Extended Kalman Filter (EKF) has been a popular approach to localization a mobile robot. However, the performance of the EKF and the quality of the estimation depends on the correct a priori knowledge of process and measurement noise…

其他计算机科学 · 计算机科学 2010-04-20 Ramazan Havangi , Mohammad Ali Nekoui , Mohammad Teshnehlab

In literature, Extended Object Tracking (EOT) algorithms developed for autonomous driving predominantly provide obstacles state estimation in cartesian coordinates in the Vehicle Reference Frame. However, in many scenarios, state…

Many interventional surgical procedures rely on medical imaging to visualise and track instruments. Such imaging methods not only need to be real-time capable, but also provide accurate and robust positional information. In ultrasound…

This paper is the second of a two-part series that discusses the implementation issues and test results of a robust Unscented Kalman Filter (UKF) for power system dynamic state estimation with non-Gaussian synchrophasor measurement noise.…

系统与控制 · 计算机科学 2020-06-02 Junbo Zhao , Lamine Mili

Accurate vehicle positioning requires effective IMU-GPS fusion, yet prior methods-EKF, UKF, ML, GA, and DE-suffer from nonlinearity, instability, or high computational cost. This study introduces a PSO-based adaptive tuning framework for…

新兴技术 · 计算机科学 2026-01-06 Psyche T. Malabo , Bobby D. Gerardo

Digital twins (DTs) rely on continuous synchronization between physical systems and their virtual counterparts through online parameter estimation under uncertainty. In many practical settings, however, this task is challenged by low…

计算工程、金融与科学 · 计算机科学 2026-05-19 Yasar Yanik , Himadri Basu , Ricardo G. Sanfelice , Daniele Venturi

This work proposes a framework for the robust design of UAV-assisted wireless networks that combine 3D trajectory optimization with user mobility prediction to address dynamic resource allocation challenges. We proposed a sparse…

信号处理 · 电气工程与系统科学 2025-06-12 Asad Mahmood , Thang X. Vu , Wali Ullah Khan , Symeon Chatzinotas , Björn Ottersten

Velocity estimation is of great importance in autonomous racing. Still, existing solutions are characterized by limited accuracy, especially in the case of aggressive driving or poor generalization to unseen road conditions. To address…

机器人学 · 计算机科学 2024-08-29 Jan Węgrzynowski , Grzegorz Czechmanowski , Piotr Kicki , Krzysztof Walas

Multi-object tracking (MOT) is a crucial component of situational awareness in military defense applications. With the growing use of unmanned aerial systems (UASs), MOT methods for aerial surveillance is in high demand. Application of MOT…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Wanlin Xie , Jaime Ide , Daniel Izadi , Sean Banger , Thayne Walker , Ryan Ceresani , Dylan Spagnuolo , Christopher Guagliano , Henry Diaz , Jason Twedt

Although the unscented Kalman filter (UKF) is applicable to nonlinear systems, it turns out that, for linear systems, UKF does not specialize to the classical Kalman filter. This situation suggests that it may be advantageous to modify UKF…

系统与控制 · 电气工程与系统科学 2021-04-05 Ankit Goel , Dennis S. Bernstein

The advent of 6G is expected to enable many use cases which may rely on accurate knowledge of the location and orientation of user equipment (UE). The conventional localization methods suffer from limitations such as synchronization and…

信号处理 · 电气工程与系统科学 2025-05-06 Srikar Sharma Sadhu , Praful D. Mankar , Santosh Nannuru

Fueled by applications in sensor networks, these years have witnessed a surge of interest in distributed estimation and filtering. A new approach is hereby proposed for the Distributed Kalman Filter (DKF) by integrating a local covariance…

系统与控制 · 计算机科学 2017-03-17 Ye Yuan , Ling Shi , Jun Liu , Zhiyong Chen , Hai-Tao Zhang , Jorge Goncalves