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In this article we study a particular method of detection of chirp signals from coalescing compact binary stars -- the so-called dynamical tuning, i.e. amplification of the signal via tracking of its instantaneous frequency by the tuning of…

General Relativity and Quantum Cosmology · Physics 2015-04-29 D. A. Simakov

Current searches for gravitational waves from compact-object binaries with the LIGO and Virgo observatories employ waveform models with spins aligned (or anti-aligned) with the orbital angular momentum. Here, we derive a new statistic to…

General Relativity and Quantum Cosmology · Physics 2016-07-14 Ian Harry , Stephen Privitera , Alejandro Bohé , Alessandra Buonanno

The detection of gravitational waves from compact binaries relies on a computationally burdensome processing of gravitational-wave detector data. The parameter space of compact-binary-coalescence gravitational waves is large and optimal…

Data Analysis, Statistics and Probability · Physics 2011-05-12 Kipp Cannon , Chad Hanna , Drew Keppel , Antony C. Searle

Gravitational-wave parameter estimation for compact binary signals typically relies on sequential estimation of the properties of the detector Gaussian noise and of the binary parameters. This procedure assumes that the noise variance,…

General Relativity and Quantum Cosmology · Physics 2022-11-14 Cailin Plunkett , Sophie Hourihane , Katerina Chatziioannou

The detection of gravitational waves from compact binary coalescences has provided significant insights into our Universe, and the discovery of new and unique gravitational wave candidates from independent searches remains an ongoing field…

General Relativity and Quantum Cosmology · Physics 2025-12-05 Damon Beveridge , Alistair McLeod , Linqing Wen , Weichangfeng Guo , Andreas Wicenec

Coalescing compact binaries emitting gravitational wave (GW) signals, as recently detected by the Advanced LIGO-Virgo network, constitute a population over the multi-dimensional space of component masses and spins, redshift, and other…

Instrumentation and Methods for Astrophysics · Physics 2019-01-30 Sebastian M. Gaebel , John Veitch , Thomas Dent , Will M. Farr

Current searches for gravitational waves (GWs) from black hole binaries using the LIGO and Virgo observatories are limited to analytical models for systems with black hole spins aligned (or anti-aligned) with the orbital angular momentum of…

General Relativity and Quantum Cosmology · Physics 2024-07-26 Chetan Verma , Amit Reza , Gurudatt Gaur , Dilip Krishnaswamy , Sarah Caudill

The Einstein Telescope is a conceived third generation gravitational-wave detector that is envisioned to be an order of magnitude more sensitive than advanced LIGO, Virgo and Kagra, which would be able to detect gravitational-wave signals…

General Relativity and Quantum Cosmology · Physics 2016-01-20 Duncan Meacher , Kipp Cannon , Chad Hanna , Tania Regimbau , B. S. Sathyaprakash

In the coming years gravitational-wave detectors will undergo a series of improvements, with an increase in their detection rate by about an order of magnitude. Routine detections of gravitational-wave signals promote novel astrophysical…

Locating sources on the sky is one of the largest challenges in gravitational wave astronomy, owing to the omni-directional nature of gravitational wave detection techniques, and the often intrinsically weak signals being observed.…

Instrumentation and Methods for Astrophysics · Physics 2016-07-13 Jeffrey S. Hazboun , Shane L. Larson

In a blind search for continuous gravitational wave signals scanning a wide frequency band one looks for candidate events with significantly large values of the detection statistic. Unfortunately, a noise line in the data may also produce a…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Y. Itoh , M. A. Papa , B. Krishnan , X. Siemens

This decade will see the first direct detections of gravitational waves by observatories such as Advanced LIGO and Virgo. Among the prime sources are coalescences of binary neutron stars and black holes, which are ideal probes of dynamical…

General Relativity and Quantum Cosmology · Physics 2015-06-12 Chris Van Den Broeck

In order to analyze data produced by the kilometer-scale gravitational wave detectors that will begin operation early next century, one needs to develop robust statistical tools capable of extracting weak signals from the detector noise.…

General Relativity and Quantum Cosmology · Physics 2010-01-06 Jolien D. E. Creighton

The matched filtering technique is used to search for gravitational wave signals of a known form in the data taken by ground-based detectors. However, the analyzed data contains a number of artifacts arising from various broad-band…

General Relativity and Quantum Cosmology · Physics 2016-08-16 S. Babak , H. Grote , M. Hewitson , H. Lück , K. A. Strain

We present a time-frequency method to detect gravitational wave signals in interferometric data. This robust method can detect signals from poorly modeled and unmodeled sources. We evaluate the method on simulated data containing noise and…

General Relativity and Quantum Cosmology · Physics 2009-12-30 Warren G. Anderson , R. Balasubramanian

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

The LIGO detectors are sensitive to a variety of noise transients of non-astrophysical origin. Instrumental glitches and environmental disturbances increase the false alarm rate in the searches for gravitational waves. Using times already…

We evaluate how well EOBNR waveforms, obtained from the effective one-body formalism, perform in detecting gravitational wave (GW) signals from binary black hole (BBH) coalescences modelled by numerical relativity (NR) groups participating…

Instrumentation and Methods for Astrophysics · Physics 2013-11-21 Thilina Dayanga , Sukanta Bose

Inspiralling compact binaries are expected to circularize before their gravitational-wave signals reach the sensitive frequency band of ground-based detectors. Current searches for gravitational waves from compact binaries using the LIGO…

General Relativity and Quantum Cosmology · Physics 2010-04-06 Duncan A. Brown , Peter J. Zimmerman

Coalescences of binary neutron stars and/or black holes are amongst the most likely gravitational-wave signals to be observed in ground based interferometric detectors. Apart from the astrophysical importance of their detection, they will…

General Relativity and Quantum Cosmology · Physics 2012-05-07 T. G. F. Li , W. Del Pozzo , S. Vitale , C. Van Den Broeck , M. Agathos , J. Veitch , K. Grover , T. Sidery , R. Sturani , A. Vecchio
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