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In the field of gravitational-wave (GW) interferometers, the most severe limitation to the detection of transient signals from astrophysical sources comes from transient noise artefacts, known as glitches, that happens at a rate around $1$…

Instrumentation and Methods for Astrophysics · Physics 2022-11-11 Melissa Lopez , Vincent Boudart , Stefano Schmidt , Sarah Caudill

The sensitivity of current gravitational wave (GW) detectors to transient GW signals is severely affected by a variety of non-Gaussian and non-stationary noise transients, such as the blip, tomte, koi fish, and low-frequency blip…

General Relativity and Quantum Cosmology · Physics 2026-03-04 Tathagata Ghosh , Sukanta Bose , Sanjeev Dhurandhar , Sunil Choudhary

Third-generation gravitational wave detectors such as Einstein Telescope and Cosmic Explorer will have significantly better sensitivities than current detectors, as well as a wider frequency bandwidth. This will increase the number and…

General Relativity and Quantum Cosmology · Physics 2025-10-22 Tomasz Baka , Harsh Narola , Justin Janquart , Anuradha Samajdar , Tim Dietrich , Chris Van Den Broeck

Due to its speed after training, machine learning is often envisaged as a solution to a manifold of the issues faced in gravitational-wave astronomy. Demonstrations have been given for various applications in gravitational-wave data…

General Relativity and Quantum Cosmology · Physics 2023-05-10 Jurriaan Langendorff , Alex Kolmus , Justin Janquart , Chris Van Den Broeck

Taiji, a Chinese space-based gravitational wave (GW) detection project, aims to explore the millihertz GW universe with unprecedented sensitivity. By observing astrophysical and cosmological sources, including Galactic binaries, massive…

The noise of gravitational-wave (GW) interferometers limits their sensitivity and impacts the data quality, hindering the detection of GW signals from astrophysical sources. For transient searches, the most problematic are transient noise…

Instrumentation and Methods for Astrophysics · Physics 2022-08-17 Melissa Lopez , Vincent Boudart , Kerwin Buijsman , Amit Reza , Sarah Caudill

The direct observation of intermediate-mass black holes (IMBH) populations would not only strengthen the possible evolutionary link between stellar and supermassive black holes, but unveil the details of the pair-instability mechanism and…

Instrumentation and Methods for Astrophysics · Physics 2025-12-16 Melissa Lopez , Giada Caneva , Ana Martins , Stefano Schmidt , Jonno Schoppink , Wouter van Straalen , Collin Capano , Sarah Caudill

Gravitational-wave searches for signals of intermediate-mass black hole binaries are hindered by detector glitches, as the increased masses from stellar-mass systems hinder current generation detectors from observing the inspiral phase of…

General Relativity and Quantum Cosmology · Physics 2024-10-11 Quirijn Meijer , Marc van der Sluys , Sarah Caudill

Understanding the properties of transient gravitational waves and their sources is of broad interest in physics and astronomy. Bayesian inference is the standard framework for astro-physical measurement in transient gravitational-wave…

General Relativity and Quantum Cosmology · Physics 2020-10-07 Rory Smith , Gregory Ashton , Avi Vajpeyi , Colm Talbot

The stochastic gravitational wave background is a broadband target from diverse astrophysical and cosmological sources. The background falls within the mHz frequency band could become a potential observable for future space-based…

Cosmology and Nongalactic Astrophysics · Physics 2026-04-21 Yang Jiang , Qing-Guo Huang

The data from the ground-based interferometric gravitational wave detectors(GW) is often masqueraded by highly localised short-duration glitches which pose a serious challenge for any transient GW search. In this work, we propose a glitch…

General Relativity and Quantum Cosmology · Physics 2020-10-21 Nirban Bose , Archana Pai , Koustav Chandra , V. Gayathri

We present a parameter estimation framework for gravitational wave (GW) signals that brings together several ideas to accelerate the inference process. First, we use the relative binning algorithm to evaluate the signal-to-noise-ratio…

General Relativity and Quantum Cosmology · Physics 2022-10-31 Tousif Islam , Javier Roulet , Tejaswi Venumadhav

We investigate the capability of the Taiji space-based gravitational wave observatory to detect stochastic gravitational wave backgrounds produced by first-order phase transitions in the early universe. Using a comprehensive simulation…

General Relativity and Quantum Cosmology · Physics 2025-07-29 Fan Huang , Zu-Cheng Chen , Qing-Guo Huang

As our ability to sense increases, we are experiencing a transition from data-poor problems, in which the central issue is a lack of relevant data, to data-rich problems, in which the central issue is to identify a few relevant features in…

Machine Learning · Computer Science 2023-02-08 Robert E. Colgan , Jingkai Yan , Zsuzsa Márka , Imre Bartos , Szabolcs Márka , John N. Wright

Transient non-gaussian noise in gravitational wave detectors, commonly referred to as glitches, pose challenges for inference of the astrophysical properties of detected signals when the two are coincident in time. Current analyses aim…

General Relativity and Quantum Cosmology · Physics 2021-02-17 Katerina Chatziioannou , Neil Cornish , Marcella Wijngaarden , Tyson B. Littenberg

Gravitational wave (GW) transient searches rely on signal-noise discriminators to distinguish astrophysical signals from noise artefacts. These discriminators are typically tuned towards expected signal morphologies, which may limit their…

General Relativity and Quantum Cosmology · Physics 2025-05-14 Johann Fernandes , Archana Pai , Koustav Chandra

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…

In recent years, much work have studied the use of convolutional neural networks for gravitational-wave detection. However little work pay attention to whether the transient noise can trigger the CNN model or not. In this paper, we study…

General Relativity and Quantum Cosmology · Physics 2021-03-08 Chao Zhan , Mingzhen Jia , Cunliang Ma , Zhongliang Lu , Wenbin Lin

Transient signals of instrumental and environmental origins ("glitches") in gravitational wave data elevate the false alarm rate of searches for astrophysical signals and reduce their sensitivity. Glitches that directly overlap…

General Relativity and Quantum Cosmology · Physics 2023-05-24 Soumya D. Mohanty , Mohammad A. T. Chowdhury

Space-based gravitational-wave detectors consist of a triangle of three spacecraft, which makes it possible to detect polarization modes of gravitational waves due to the motion of the detectors in space. In this paper we explore the…

General Relativity and Quantum Cosmology · Physics 2020-12-24 Chang Liu , Wen-Hong Ruan , Zong-Kuan Guo