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We propose a 6D Bayesian-based localization framework to estimate the position and rotation angles of a mobile station (MS) within an indoor reconfigurable intelligent surface (RIS)-aided system. This framework relies on a probabilistic…

Signal Processing · Electrical Eng. & Systems 2025-08-26 Leonardo Tercas , Markku Juntti

Homogenization is an important and crucial step to improve the usage of observational data for climate analysis. This work is motivated by the analysis of long series of GNSS Integrated Water Vapour (IWV) data which have not yet been used…

Methodology · Statistics 2020-05-12 Annarosa Quarello , Olivier Bock , Emilie Lebarbier

Ground-based gravitational wave detectors are now routinely surveying the dark Universe, finding hundreds of collisions between compact objects such as black holes and neutron stars. However, terrestrial non-Gaussian noise artefacts,…

General Relativity and Quantum Cosmology · Physics 2026-04-20 Gregory Ashton , Colm Talbot , Andrew Lundgren , Ann-Kristin Malz , Joseph Areeda

We describe a novel approach to the detection and parameter estimation of a non\textendash Gaussian stochastic background of gravitational waves. The method is based on the determination of relevant statistical parameters using importance…

General Relativity and Quantum Cosmology · Physics 2023-08-22 Riccardo Buscicchio , Anirban Ain , Matteo Ballelli , Giancarlo Cella , Barbara Patricelli

Node-specific hardware biases represent significant error source in wireless Time of Arrival (ToA) and Time Difference of Arrival (TDoA) positioning. While bias estimation and treatment are well-established in Global Navigation Satellite…

Signal Processing · Electrical Eng. & Systems 2025-02-24 Miquel Garcia-Fernandez

The paper discusses the increasing use of hybridized sensor information for GNSS-based localization and navigation, including the use of 3D map-aided GNSS positioning and terrestrial systems based on different geometric measurement…

Signal Processing · Electrical Eng. & Systems 2023-09-12 Paul Schwarzbach , Albrecht Michler , Oliver Michler

To safeguard Civilian Global Navigation Satellite Systems (GNSS) external information available to the platform encompassing the GNSS receiver can be used to detect attacks. Cross-checking the GNSS-provided time against alternative multiple…

Cryptography and Security · Computer Science 2025-02-13 Marco Spanghero , Panos Papadimitratos

Understanding transportation mode from GPS (Global Positioning System) traces is an essential topic in the data mobility domain. In this paper, a framework is proposed to predict transportation modes. This framework follows a sequence of…

Other Computer Science · Computer Science 2019-02-22 Mohammad Etemad , Amilcar Soares Junior , Stan Matwin

Phase stability at low radio frequencies is severely impacted by ionospheric propagation delays. Radio interferometers such as the Giant Metrewave Radio Telescope (GMRT) are capable of detecting changes in the ionosphere's total electron…

Instrumentation and Methods for Astrophysics · Physics 2025-07-01 Dipanjan Banerjee , Abhik Ghosh , Sushanta K Mondal , Parimal Ghosh

The sensitivity of gravitational-wave (GW) detectors is characterized by their noise curves, which determine the detector's reach and ability to measure the parameters of astrophysical sources accurately. The detector noise is typically…

Instrumentation and Methods for Astrophysics · Physics 2025-03-21 Sumit Kumar , Alexander H. Nitz , Xisco Jiménez Forteza

I describe a Bayesian method to account for measurement errors in linear regression of astronomical data. The method allows for heteroscedastic and possibly correlated measurement errors, and intrinsic scatter in the regression…

Astrophysics · Physics 2009-06-23 Brandon C. Kelly

Moment-based estimation filters have successfully aided spacecraft navigation for decades. However, future missions plan to venture into deep-space regimes with significant round-trip light-time telecommunication delays, operate in…

Earth and Planetary Astrophysics · Physics 2025-08-13 Benjamin L. Hanson , Todd A. Ely , Thomas R. Bewley , Aaron J. Rosengren

The Global Positioning System (GPS), one of the Global Navigation Satellite Systems (GNSS), provides accurate position, navigation and time (PNT) information to various applications. One of the application that is highly receiving attention…

Systems and Control · Electrical Eng. & Systems 2025-01-24 Seunghyeon Park , Joon Hyo Rhee

This paper tackles the problem of finding the optimal non-coherent detector for the reacquisition of weak Global Navigation Satellite System (GNSS) signals in the presence of bits and phase uncertainty. Two solutions are derived based on…

Signal Processing · Electrical Eng. & Systems 2021-01-25 David Gómez-Casco , José A. López-Salcedo , Gonzalo Seco-Granados

With the significantly improved sensitivity and a wider frequency band, the next-generation gravitational-wave (GW) detectors are anticipated to detect $\sim 10^5$ GW signals per year with durations from hours to days, leading to inevitable…

General Relativity and Quantum Cosmology · Physics 2026-01-26 Ziming Wang , Dicong Liang , Lijing Shao

Time-varying delays adversely affect the performance of networked control sys-tems (NCS) and in the worst-case can destabilize the entire system. Therefore, modelling network delays is important for designing NCS. However, modelling…

Systems and Control · Computer Science 2015-09-24 B. Sreram , F. Bounapane , B. Subathra , Seshadhri Srinivasan

The Global Navigation Satellite Systems (GNSS) like GPS suffer from accuracy degradation and are almost unavailable in indoor environments. Indoor positioning systems (IPS) based on WiFi signals have been gaining popularity. However, owing…

Signal Processing · Electrical Eng. & Systems 2021-10-22 Pranav Sankhe , Saqib Azim , Sachin Goyal , Tanya Choudhary , Kumar Appaiah , Sukumar Srikant

Accurately estimating vehicle velocity via smartphone is critical for mobile navigation and transportation. This paper introduces a cutting-edge framework for velocity estimation that incorporates temporal learning models, utilizing…

Robotics · Computer Science 2025-05-27 Xuan Xiao , Xiaotong Ren , Haitao Li

Commercial off-the-shelf (COTS) Global Navigation Satellite System (GNSS) receivers face significant limitations under high-dynamic conditions, particularly in high-acceleration environments such as those experienced by launch vehicles.…

Signal Processing · Electrical Eng. & Systems 2025-10-28 Laura Train , Rodrigo Castellanos , Miguel Gómez-López

Stationary Random Functions have been successfully applied in geostatistical applications for decades. In some instances, the assumption of a homogeneous spatial dependence structure across the entire domain of interest is unrealistic. A…

Methodology · Statistics 2014-12-04 Francky Fouedjio , Nicolas Desassis , Thomas Romary