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The success of the multi-messenger astronomy relies on gravitational-wave observatories like LIGO and Virgo to provide prompt warning of merger events involving neutron stars (including both binary neutron stars and…

General Relativity and Quantum Cosmology · Physics 2021-09-15 Hang Yu , Rana X. Adhikari , Ryan Magee , Surabhi Sachdev , Yanbei Chen

The observation of gravitational wave signals from binary black hole mergers has established the field of gravitational wave astronomy. It is expected that future networks of gravitational wave detectors will possess great potential in…

General Relativity and Quantum Cosmology · Physics 2018-06-06 Joseph Mills , Vaibhav Tiwari , Stephen Fairhurst

We introduce the use of deep learning ensembles for real-time, gravitational wave detection of spinning binary black hole mergers. This analysis consists of training independent neural networks that simultaneously process strain data from…

General Relativity and Quantum Cosmology · Physics 2020-12-21 Wei Wei , Asad Khan , E. A. Huerta , Xiaobo Huang , Minyang Tian

Since the first detection of gravitational waves in 2015 by LIGO from the binary black hole merger GW150914, gravitational-wave astronomy has developed significantly, with over 200 compact binary merger events cataloged. The use of neural…

General Relativity and Quantum Cosmology · Physics 2026-01-28 Ethan Silver , Plamen Krastev , Edo Berger

We present here the latest development of a machine-learning pipeline for pre-merger alerts from gravitational waves coming from binary neutron stars. This work starts from the convolutional neural networks introduced in our previous paper…

General Relativity and Quantum Cosmology · Physics 2022-08-17 Grégory Baltus , Justin Janquart , Melissa Lopez , Harsh Narola , Jean-René Cudell

Next-generation gravitational-wave detectors will provide unprecedented sensitivity to inspiraling binary neutron stars and black holes, enabling detections at the peak of star formation and beyond. However, the signals from these systems…

Instrumentation and Methods for Astrophysics · Physics 2024-02-22 Andrew L. Miller , Neha Singh , Cristiano Palomba

Gravitational wave astronomy has emerged as a new branch of observational astronomy, since the first detection of gravitational waves in 2015. The current number of $O(100)$ detections is expected to grow by several orders of magnitude over…

General Relativity and Quantum Cosmology · Physics 2024-01-17 Nikolaos Stergioulas

As the sensitivity of the international gravitational wave detector network increases, observing binary neutron star signals will become more common. Moreover, since these signals will be louder, the chances of detecting them before their…

General Relativity and Quantum Cosmology · Physics 2024-07-16 Wouter van Straalen , Alex Kolmus , Justin Janquart , Chris Van Den Broeck

The gravitational-wave signal from the merger of two neutron stars cannot be easily differentiated from the signal produced by a comparable-mass mixed binary of a neutron star and a black hole. Indeed, both binary types can account for the…

High Energy Astrophysical Phenomena · Physics 2020-04-24 Hsin-Yu Chen , Katerina Chatziioannou

Recent developments in deep learning techniques have offered an alternative and complementary approach to traditional matched filtering methods for the identification of gravitational wave (GW) signals. The rapid and accurate identification…

General Relativity and Quantum Cosmology · Physics 2024-11-06 Yu-Xin Wang , Shang-Jie Jin , Tian-Yang Sun , Jing-Fei Zhang , Xin Zhang

Efficient searches for gravitational waves from compact binary coalescence are crucial for gravitational wave observations. We present a proof-of-concept for a method that utilizes a neural network taking an SNR map, a stack of SNR time…

General Relativity and Quantum Cosmology · Physics 2025-12-16 Takahiro S. Yamamoto , Kipp Cannon , Hayato Motohashi , Hiroaki W. H. Tahara

Contemporary astronomy is undergoing a revolution, perhaps even more important than that which took place with the advent of radioastronomy in the 1960s, and then the opening of the sky to observations in the other electromagnetic…

Popular Physics · Physics 2018-05-23 Luc Blanchet

Study of gravitational-radiation induced merging rates of relativistic binary stars (double neutron stars; neutron star + black hole; double black holes) shows that the first-generation gravitational wave interferometers with an…

Astrophysics · Physics 2016-08-30 V. M. Lipunov , K. A. Postnov , M. E. Prokhorov

Gravitational wave astronomy has been already a well-established research domain for many years. Moreover, after the detection by LIGO/Virgo collaboration, in 2017, of the first gravitational wave signal emitted during the collision of a…

Instrumentation and Methods for Astrophysics · Physics 2020-09-15 A. Caramete , A. I. Constantinescu , L. I. Caramete , T. Popescu , R. A. Balasov , D. Felea , M. V. Rusu , P. Stefanescu , O. M. Tintareanu

Gravitational waves from the merger of two neutron stars cannot be easily distinguished from those produced by a comparable-mass mixed binary in which one of the companions is a black hole. Low-mass black holes are interesting because they…

High Energy Astrophysical Phenomena · Physics 2020-07-29 Margherita Fasano , Kaze W. K. Wong , Andrea Maselli , Emanuele Berti , Valeria Ferrari , Bangalore S. Sathyaprakash

Largely motivated by the development of highly sensitive gravitational-wave detectors, our understanding of merging compact binaries and the gravitational waves they generate has improved dramatically in recent years. Breakthroughs in…

Cosmology and Nongalactic Astrophysics · Physics 2010-01-15 Scott A. Hughes

Traditionally, gravitational waves are detected with techniques such as matched filtering or unmodeled searches based on wavelets. However, in the case of generic black hole binaries with non-aligned spins, if one wants to explore the whole…

General Relativity and Quantum Cosmology · Physics 2023-07-26 Paraskevi Nousi , Alexandra E. Koloniari , Nikolaos Passalis , Panagiotis Iosif , Nikolaos Stergioulas , Anastasios Tefas

This work investigates the detection of binary neutron stars gravitational wave based on convolutional neural network (CNN). To promote the detection performance and efficiency, we proposed a scheme based on wavelet packet (WP)…

Instrumentation and Methods for Astrophysics · Physics 2023-12-27 Baijiong Lin , Xiangru Li , Woliang Yu

With the observation of gravitational waves from merging compact binary systems, a new observing window of the universe has been opened. Most of the gravitational wave events currently detected are due to the merger of binary black hole…

High Energy Astrophysical Phenomena · Physics 2023-10-03 Giacomo Bruno , Gwenhaël De Wasseige , Romain Gorski , Mathieu Lamoureux , Matthias Vereecken