English
Related papers

Related papers: Algebraic approach to time-delay data analysis for…

200 papers

Driver gaze estimation serves as a fundamental metric for evaluating driver attentiveness in modern monitoring systems. Beyond being vulnerable to sudden lighting changes and sensor noise, spatial-domain models struggle to disentangle…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Jun Ma , Zhenye Yang , Ruichen Zhou , Pei Zhang , Huan Li , Jinpeng Chen

LISA is a proposed space-based laser interferometer detecting gravitational waves by measuring distances between free-floating test masses housed in three satellites in a triangular constellation with laser links in-between. Each satellite…

We present a Fourier-domain approach to modulations and delays of gravitational wave signals, a problem which arises in two different contexts. For space-based detectors like LISA, the orbital motion of the detector introduces a…

General Relativity and Quantum Cosmology · Physics 2018-06-29 Sylvain Marsat , John G. Baker

In an effort to eliminate laser phase noise in laser interferometer spaceborne gravitational wave detectors, several combinations of signals have been found that allow the laser noise to be canceled out while gravitational wave signals…

General Relativity and Quantum Cosmology · Physics 2010-11-19 Neil J. Cornish , Ronald W. Hellings

The Laser Interferometer Space Antenna (LISA) is designed to detect a variety of gravitational-wave events, including mergers of massive black hole binaries, stellar-mass black hole inspirals, and extreme mass-ratio inspirals. LISA's…

General Relativity and Quantum Cosmology · Physics 2025-03-28 Aasim Jan , Richard O'Shaughnessy , Deirdre Shoemaker , Jacob Lange

The time delay interferometry (TDI) is an algorithm proposed to suppress the laser frequency noise in space-borne gravitational wave detectors. As a post-processing technique, it is implemented by constructing a virtual equal arm…

General Relativity and Quantum Cosmology · Physics 2022-07-20 Pan-Pan Wang , Wei-Liang Qian , Yu-Jie Tan , Han-Zhong Wu , Cheng-Gang Shao

We anticipate noise from the Laser Interferometer Space Antenna (LISA) will exhibit nonstationarities throughout the duration of its mission due to factors such as antenna repointing, cyclostationarities from spacecraft motion, and glitches…

General Relativity and Quantum Cosmology · Physics 2020-10-29 Matthew C. Edwards , Patricio Maturana-Russel , Renate Meyer , Jonathan Gair , Natalia Korsakova , Nelson Christensen

The noise produced by the inspiral of millions of white dwarf binaries in the Milky Way may pose a threat to one of the main goals of the space-based LISA mission: the detection of massive black hole binary mergers. We present a novel study…

General Relativity and Quantum Cosmology · Physics 2023-03-08 Charles Badger , Katarina Martinovic , Alejandro Torres-Forné , Mairi Sakellariadou , José A. Font

TianQin is a proposed geocentric space-based gravitational wave observatory mission, which requires time-delay interferometry (TDI) to cancel laser frequency noise. With high demands for precision, solar-wind plasma environment at $\sim…

General Relativity and Quantum Cosmology · Physics 2022-12-26 Yi-De Jing , Lu Zheng , Shutao Yang , Xuefeng Zhang , Lingfeng Lu , Binbin Tang , Wei Su

The LISA mission is a space interferometer aiming at the detection of gravitational waves in the [$10^{-4}$,$10^{-1}$] Hz frequency band. In order to reach the gravitational wave detection level, a Time Delay Interferometry (TDI) method…

General Relativity and Quantum Cosmology · Physics 2008-11-26 S. Pireaux

The aim of the Laser Interferometer Space Antenna (LISA) is to detect gravitational waves through a phase modulation in long (2.5 Mkm) laser light links between spacecraft. Among other noise sources to be addressed are the phase…

General Relativity and Quantum Cosmology · Physics 2020-06-14 Jean-Yves Vinet , Nelson Christensen , Nicoleta Dinu-Jaeger , Michel Lintz , Nary Man , Mikhaël Pichot

Satellite geodesy uses the measurement of the motion of one or more satellites to infer precise information about the Earth's gravitational field. In this work, we consider the achievable precision limits on such measurements by examining…

Previous work demonstrated effective laser frequency noise (LFN) suppression for Laser Interferometer Space Antenna (LISA) data from raw phasemeter measurements using a Markov Chain Monte Carlo (MCMC) algorithm with fractional delay…

General Relativity and Quantum Cosmology · Physics 2023-05-29 Jessica Page , Tyson Littenberg

Due to the sheer complexity of the Laser Interferometer Space Antenna (LISA) space mission, data gaps arising from instrumental irregularities and/or scheduled maintenance are unavoidable. Focusing on merger-dominated massive black hole…

General Relativity and Quantum Cosmology · Physics 2025-03-07 Ollie Burke , Sylvain Marsat , Jonathan R. Gair , Michael L. Katz

The random superposition of many weak sources will produce a stochastic background of gravitational waves that may dominate the response of the LISA (Laser Interferometer Space Antenna) gravitational wave observatory. Unless something can…

General Relativity and Quantum Cosmology · Physics 2014-11-17 Neil J. Cornish

Time Delay Interferometry (TDI) is an indispensable step in the whole data processing procedure of space-based gravitational wave detection, as it mitigates the overwhelming laser frequency noise, which would otherwise completely bury the…

Instrumentation and Methods for Astrophysics · Physics 2024-07-30 Minghui Du , Pengzhan Wu , Ziren Luo , Peng Xu

Tilt-to-length (TTL) noise, caused by angular jitter and misalignment, is a major noise source in the inter-satellite interferometer for gravitational wave detection. However, the required level of axis alignment of the optical components…

Instrumentation and Detectors · Physics 2025-04-11 Peng Qiu , Xiang Lin , Yurong Liang , Hao Yan , Haixing Miao , Zebing Zhou

Accurate and efficient modeling of the Laser Interferometer Space Antenna (LISA) response is crucial for gravitational-wave (GW) data analysis. A key computational challenge lies in evaluating time-delay interferometry (TDI) variables,…

General Relativity and Quantum Cosmology · Physics 2025-08-15 Jorge Valencia , Sascha Husa

Space-borne interferometric gravitational-wave detectors, sensitive in the low-frequency (mHz) band, will fly in the next decade. In these detectors, the spacecraft-to-spacecraft light-travel times will necessarily be unequal and…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Massimo Tinto , Michele Vallisneri , J. W. Armstrong

Detecting and coherently characterizing thousands of gravitational-wave signals is a core data-analysis challenge for the Laser Interferometer Space Antenna (LISA). Transient artifacts, or "glitches", with disparate morphologies are…

General Relativity and Quantum Cosmology · Physics 2023-12-22 Alice Spadaro , Riccardo Buscicchio , Daniele Vetrugno , Antoine Klein , Davide Gerosa , Stefano Vitale , Rita Dolesi , William Joseph Weber , Monica Colpi
‹ Prev 1 3 4 5 6 7 10 Next ›