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In this paper we present DS-Pnet, a novel framework for FM signal-based positioning that addresses the challenges of high computational complexity and limited deployment in resource-constrained environments. Two downsampling methods-IQ…

Signal Processing · Electrical Eng. & Systems 2025-04-11 Shilian Zheng , Xinjiang Qiu , Luxin Zhang , Quan Lin , Zhijin Zhao , Xiaoniu Yang

Accurate localization is crucial for various applications, including autonomous vehicles and next-generation wireless networks. However, the reliability and precision of Global Navigation Satellite Systems (GNSS), such as the Global…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Gouranga Charan , Tawfik Osman , Ahmed Alkhateeb

This paper presents research findings on handling faulty measurements (i.e., outliers) of global navigation satellite systems (GNSS) for vehicle localization under adverse signal conditions in field applications, where raw GNSS data are…

Robotics · Computer Science 2025-10-16 Haoming Zhang

Secure navigation is pivotal for several applications including autonomous vehicles, robotics, and aviation. The inertial navigation system estimates position, velocity, and attitude through dead reckoning especially when external…

Robotics · Computer Science 2024-10-01 Mohammed Aftatah , Khalid Zebbara

Recent localization frameworks exploit spatial information of complex channel measurements (CMs) to estimate accurate positions even in multipath propagation scenarios. State-of-the art CM fingerprinting(FP)-based methods employ…

Signal Processing · Electrical Eng. & Systems 2022-03-25 Sebastian Kram , Christopher Kraus , Tobias Feigl , Maximilian Stahlke , Jörg Robert , Christopher Mutschler

The advent of fast sensing technologies allows for real-time model updates in many applications where the model parameters are uncertain. Bayesian algorithms, such as ensemble smoothers, offer a real-time probabilistic inversion accounting…

Geophysics · Physics 2022-05-26 Muzammil Hussain Rammay , Sergey Alyaev , Ahmed H Elsheikh

Indoor positioning aims at navigation inside areas with no GPS-data availability and could be employed in many applications such as augmented reality, autonomous driving specially inside closed areas and tunnels. In this paper, a deep…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Ali Ghofrani , Rahil Mahdian Toroghi , Seyed Mojtaba Tabatabaie , Seyed Maziar Tabasi

Accurate and uncertainty-aware degradation estimation is essential for predictive maintenance in safety-critical systems like rotating machinery with rolling-element bearings. Many existing uncertainty methods lack confidence calibration,…

Machine Learning · Computer Science 2025-12-19 Waleed Razzaq , Yun-Bo Zhao

This paper presents a terrestrial localization system based on 5G infrastructure as a viable alternative to GNSS, particularly in scenarios where GNSS signals are obstructed or unavailable. It discusses network planning aimed at enabling…

This work presents a new approach for detection and exclusion (or de-weighting) of pseudo-range measurements from the Global Navigation Satellite System (GNSS) in order to improve the accuracy of single-epoch positioning, which is an…

Signal Processing · Electrical Eng. & Systems 2023-06-12 Ibrahim Sbeity , Christophe Villien , Christophe Combettes , Benoît Denis , E Veronica Belmega , Marwa Chafii

We propose a new approach for large-scale high-dynamic range computational imaging. Deep Neural Networks (DNNs) trained end-to-end can solve linear inverse imaging problems almost instantaneously. While unfolded architectures provide…

Instrumentation and Methods for Astrophysics · Physics 2023-09-28 Amir Aghabiglou , Matthieu Terris , Adrian Jackson , Yves Wiaux

Deep neural networks (DNNs) have been widely applied to solve real-world regression problems. However, selecting optimal network structures remains a significant challenge. This study addresses this issue by linking neuron selection in DNNs…

Computation · Statistics 2025-09-30 Noah Yi-Ting Hung , Li-Hsiang Lin , Vince D. Calhoun

Global navigation satellite systems (GNSSs) are essential in providing localization and navigation services to most of the world due to their superior coverage. However, due to high pathloss and inevitable atmospheric effect, the…

Systems and Control · Electrical Eng. & Systems 2023-04-07 Hongzhao Zheng , Mohamed Atia , Halim Yanikomeroglu

The increasing reliance on Global Navigation Satellite Systems (GNSS), particularly the Global Positioning System (GPS), underscores the urgent need to safeguard these technologies against malicious threats such as spoofing and jamming. As…

Cryptography and Security · Computer Science 2025-01-07 Ali Ghanbarzade , Hossein Soleimani

Indoor positioning and navigation inside an area with no GPS-data availability is a challenging problem. There are applications such as augmented reality, autonomous driving, navigation of drones inside tunnels, in which indoor positioning…

Computer Vision and Pattern Recognition · Computer Science 2019-10-15 Ali Ghofrani , Rahil Mahdian Toroghi , Sayed Mojtaba Tabatabaie

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

Fault detection in rotating machinery is a complex task, particularly in small and heterogeneous dataset scenarios. Variability in sensor placement, machinery configurations, and structural differences further increase the complexity of the…

Machine Learning · Computer Science 2025-03-25 Praveen Chopra , Himanshu Kumar , Sandeep Yadav

Global Navigation Satellite Systems (GNSS) provide the backbone of Positioning, Navigation, and Timing (PNT) but remain vulnerable to interference. Low Earth Orbit (LEO) constellations within Fifth-Generation (5G) Non-Terrestrial Networks…

Signal Processing · Electrical Eng. & Systems 2025-10-21 Idir Edjekouane , Alejandro González Garrido , Jorge Querol , Symeon Chatzinotas

Accurate and high precision of the indoor positioning is as important as ensuring reliable navigation in outdoor environments. Using the state-of-the-art deep learning models provides better reliability and accuracy to navigate and monitor…

Signal Processing · Electrical Eng. & Systems 2025-08-19 Muhammad Ammad , Paul Schwarzbach , Michael Schultz , Oliver Michler

This paper proposes a novel positioning technique suitable for use in mobile robots in urban environments in which large global navigation satellite system (GNSS) positioning errors occur because of multipath signals. During GNSS…

Robotics · Computer Science 2024-01-17 Taro Suzuki