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In this paper we investigate the impact of transient noise artifacts, or {\it glitches}, on gravitational-wave inference from ground-based interferometer data, and test how modeling and subtracting these glitches affects the inferred…

With increasing sensitivity of the gravitational wave (GW) detectors, we expect a significant rise in the detectable GW events. To process, analyse and identify such large amounts of GW signals arising from mergers of Binary Black Holes…

Instrumentation and Methods for Astrophysics · Physics 2026-01-27 Soorya Narayan , Anupreeta More , Sunil Choudhary , Sudhagar Suyamprakasam , Sukanta Bose

In the first three observation runs, ground-based gravitational wave (GW) detectors have observed close to 100 compact binary coalescence (CBC) events. The GW detection rates for CBCs are expected to increase with improvements in the…

General Relativity and Quantum Cosmology · Physics 2024-04-01 Sayantan Ghosh , Koustav Chandra , Archana Pai

Data from gravitational-wave (GW) detectors often contains a high rate of non-Gaussian transient noise, known as glitches. The parameters estimated from GW signals coinciding with detector glitches are occasionally biased away from their…

The number of astrophysical sources detected by Advanced LIGO and Virgo is expected to increase as the detectors approach their design sensitivity. Gravitational wave detectors are also sensitive to transient noise sources created by the…

Instrumentation and Methods for Astrophysics · Physics 2018-07-25 Jade Powell

Blip glitches are short noise transients present in data from ground-based gravitational-wave observatories. These glitches resemble the gravitational-wave signature of massive binary black hole mergers. Hence, the sensitivity of transient…

"Blip glitches" are a type of short duration transient noise in LIGO data. The cause for the majority of these is currently unknown. Short duration transient noise creates challenges for searches of the highest mass binary black hole…

General Relativity and Quantum Cosmology · Physics 2018-05-29 Alexander Harvey Nitz

We search for gravitational wave (GW) events from LIGO-Virgo's third run that may have been affected by gravitational lensing. Gravitational lensing delays the arrival of GWs, and alters their amplitude -- thus biasing the inferred…

Third-generation gravitational wave detectors, such as the Einstein Telescope and Cosmic Explorer, will detect a bunch of gravitational-wave (GW) signals originating from the coalescence of binary neutron star (BNS) and binary black hole…

General Relativity and Quantum Cosmology · Physics 2021-08-18 Yoshiaki Himemoto , Atsushi Nishizawa , Atsushi Taruya

"Glitches" -- transient noise artifacts in the data collected by gravitational wave interferometers like LIGO and Virgo -- are an ever-present obstacle for the search and characterization of gravitational wave signals. With some having…

General Relativity and Quantum Cosmology · Physics 2022-01-21 Jonathan Merritt , Ben Farr , Rachel Hur , Bruce Edelman , Zoheyr Doctor

Gravitational-wave observatories become more sensitive with each observing run, increasing the number of detected gravitational-wave signals. A limiting factor in identifying these signals is the presence of transient non-Gaussian noise,…

General Relativity and Quantum Cosmology · Physics 2023-09-14 Ruxandra Bondarescu , Andrew Lundgren , Ronaldas Macas

The global network of interferometric gravitational wave (GW) observatories (LIGO, Virgo, KAGRA) has detected and characterized nearly 100 mergers of binary compact objects. However, many more real GWs are lurking sub-threshold, which need…

High Energy Astrophysical Phenomena · Physics 2023-06-28 Jack Heinzel , Colm Talbot , Gregory Ashton , Salvatore Vitale

The Laser Interferometer Gravitational-Wave Observatory (LIGO) and Virgo Interferometer Collaborations have now detected all three classes of compact binary mergers: binary black hole (BBH), binary neutron star (BNS), and neutron star-black…

Instrumentation and Methods for Astrophysics · Physics 2023-03-20 Richard Qiu , Plamen Krastev , Kiranjyot Gill , Edo Berger

Data from ground-based gravitational-wave detectors contains numerous short-duration instrumental artifacts, called "glitches." The high rate of these artifacts in turn results in a significant fraction of gravitational-wave signals from…

Instrumentation and Methods for Astrophysics · Physics 2022-12-07 D. Davis , T. B. Littenberg , I. M. Romero-Shaw , M. Millhouse , J. McIver , F. Di Renzo , G. Ashton

The Advanced LIGO and Advanced Virgo detectors have enabled the confident detection of dozens of mergers of black holes and neutron stars. However, the presence of detector noise transients (glitches) hinders the search for these…

General Relativity and Quantum Cosmology · Physics 2024-02-06 Seraphim Jarov , Sarah Thiele , Siddharth Soni , Julian Ding , Jess McIver , Raymond Ng , Rikako Hatoya , Derek Davis

Neutron stars are known to show accelerated spin-up of their rotational frequency called a glitch. Highly magnetized rotating neutron stars (pulsars) are frequently observed by radio telescopes (and in other frequencies), where the glitch…

High Energy Astrophysical Phenomena · Physics 2022-11-30 Dixeena Lopez , Shubhanshu Tiwari , Marco Drago , David Keitel , Claudia Lazzaro , Giovanni Andrea Prodi

The detection of gravitational waves from compact binary coalescence by Advanced LIGO and Advanced Virgo provides an opportunity to study the strong-field, highly relativistic regime of gravity. Gravitational-wave tests of general…

General Relativity and Quantum Cosmology · Physics 2022-02-02 Jack Y. L. Kwok , Rico K. L. Lo , Alan J. Weinstein , Tjonnie G. F. Li

Advanced LIGO data contains numerous noise transients, or "glitches", that have been shown to reduce the sensitivity of matched filter searches for gravitational waves from compact binaries by increasing the rate at which random…

General Relativity and Quantum Cosmology · Physics 2020-08-26 Derek Davis , Laurel V. White , Peter R. Saulson

Non-Gaussian noise in gravitational-wave detectors, known as "glitches," can bias the inferred parameters of transient signals when they occur nearby in time and frequency. These biases are addressed with a variety of methods that remove or…

General Relativity and Quantum Cosmology · Physics 2025-10-07 Sophie Hourihane , Katerina Chatziioannou

The observation of gravitational waves is hindered by the presence of transient noise (glitches). We study data from the third observing run of the Advanced LIGO detectors, and identify new glitch classes. Using training sets assembled by…

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