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Gravitational wave bursts are transient signals distinct from compact binary mergers that arise from a wide variety of astrophysical phenomena. Because most of these phenomena are poorly modeled, the use of traditional search methods such…

General Relativity and Quantum Cosmology · Physics 2023-01-18 Vincent Boudart

We investigate the use of Convolutional Neural Networks (including the modern ConvNeXt network family) to classify transient noise signals (i.e.~glitches) and gravitational waves in data from the Advanced LIGO detectors. First, we use…

General Relativity and Quantum Cosmology · Physics 2023-08-28 Tiago S. Fernandes , Samuel J. Vieira , Antonio Onofre , Juan Calderón Bustillo , Alejandro Torres-Forné , José A. Font

Gravitational-wave detection pipelines have helped to identify over one hundred compact binary mergers in the data collected by the Advanced LIGO and Advanced Virgo interferometers, whose sensitivity has provided unprecedented access to the…

Instrumentation and Methods for Astrophysics · Physics 2024-10-22 Ryan Magee , Ritwik Sharma , Ananya Agrawal , Rhiannon Udall

The gravitational-wave (GW) detector data are affected by short-lived instrumental or terrestrial transients, called glitches, which can simulate GW signals. Mitigation of glitches is particularly difficult for algorithms which target…

General Relativity and Quantum Cosmology · Physics 2023-06-21 Sophie Bini , Gabriele Vedovato , Marco Drago , Francesco Salemi , Giovanni Andrea Prodi

We demonstrate the application of a convolutional neural network to the gravitational wave signals from core collapse supernovae. Using simulated time series of gravitational wave detectors, we show that based on the explosion mechanisms, a…

High Energy Astrophysical Phenomena · Physics 2020-09-02 Man Leong Chan , Ik Siong Heng , Chris Messenger

Convolutional Neural Networks (CNNs) have demonstrated potential for the real-time analysis of data from gravitational-wave detector networks for the specific case of signals from coalescing compact-object binaries such as black-hole…

Instrumentation and Methods for Astrophysics · Physics 2026-02-05 Vasileios Skliris , Michael R. K. Norman , Patrick J. Sutton

Identifying the presence of a gravitational wave transient buried in non-stationary, non-Gaussian noise which can often contain spurious noise transients (glitches) is a very challenging task. For a given data set, transient gravitational…

General Relativity and Quantum Cosmology · Physics 2020-11-18 V. Gayathri , Dixeena Lopez , R. S. Pranjal , Ik Siong Heng , Archana Pai , Chris Messenger

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…

Currently, the sub-60 Hz sensitivity of gravitational-wave (GW) detectors like Advanced LIGO is limited by the control noises from auxiliary degrees of freedom, which nonlinearly couple to the main GW readout. One particularly promising way…

Instrumentation and Methods for Astrophysics · Physics 2021-11-08 Hang Yu , Rana X. Adhikari

Gravitational wave (GW) signals were recently detected directly by LIGO from the coalescences of two black hole pairs. These detections have strengthened our belief that compact binary coalescences (CBCs) are the most promising GW detection…

General Relativity and Quantum Cosmology · Physics 2016-12-28 Sukanta Bose , Sanjeev Dhurandhar , Anuradha Gupta , Andrew Lundgren

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

We present a comprehensive study of the effectiveness of Convolution Neural Networks (CNNs) to detect long duration transient gravitational-wave signals lasting $O(hours-days)$ from isolated neutron stars. We determine that CNNs are robust…

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

Transient noise glitches in gravitational-wave detector data limit the sensitivity of searches and contaminate detected signals. In this Paper, we show how glitches can be simulated using generative adversarial networks. We produce hundreds…

Instrumentation and Methods for Astrophysics · Physics 2023-01-25 Jade Powell , Ling Sun , Katinka Gereb , Paul D. Lasky , Markus Dollmann

We present a new method for the classification of transient noise signals (or glitches) in advanced gravitational-wave interferometers. The method uses learned dictionaries (a supervised machine learning algorithm) for signal denoising, and…

Instrumentation and Methods for Astrophysics · Physics 2019-05-22 Miquel Llorens-Monteagudo , Alejandro Torres-Forné , José A. Font , Antonio Marquina

We present a convolutional neural network that is capable of searching for continuous gravitational waves, quasi-monochromatic, persistent signals arising from asymmetrically rotating neutron stars, in $\sim 1$ year of simulated data that…

General Relativity and Quantum Cosmology · Physics 2022-07-27 Takahiro S. Yamamoto , Andrew L. Miller , Magdalena Sieniawska , Takahiro Tanaka

Despite achieving sensitivities capable of detecting the extremely small amplitude of gravitational waves (GWs), LIGO and Virgo detector data contain frequent bursts of non-Gaussian transient noise, commonly known as 'glitches'. Glitches…

General Relativity and Quantum Cosmology · Physics 2023-04-21 Sofia Alvarez-Lopez , Annudesh Liyanage , Julian Ding , Raymond Ng , Jess McIver

Detecting unmodeled gravitational wave (GW) bursts presents significant challenges due to the lack of accurate waveform templates required for matched-filtering techniques. A primary difficulty lies in distinguishing genuine signals from…

General Relativity and Quantum Cosmology · Physics 2025-09-17 Matteo Pracchia , Sacha Peters , Maxime Fays

The recent advances in Gravitational-wave astronomy have greatly accelerated the study of Multimessenger astrophysics. There is a need for the development of fast and efficient algorithms to detect non-astrophysical transients and noises…

Signal Processing · Electrical Eng. & Systems 2020-09-28 Rahul Nigam , Amit Mishra , Pranath Reddy

This work investigates the problem of detecting gravitational wave (GW) events based on simulated damped sinusoid signals contaminated with white Gaussian noise. It is treated as a classification problem with one class for the interesting…

Instrumentation and Methods for Astrophysics · Physics 2020-06-01 Xiangru Li , Woliang Yu , Xilong Fan , G. Jogesh Babu
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