English
Related papers

Related papers: Efficient Stochastic Template Bank using Inner Pro…

200 papers

When searching for new gravitational-wave or electromagnetic sources, the $n$ signal parameters (masses, sky location, frequencies,...) are unknown. In practice, one hunts for signals at a discrete set of points in parameter space, with a…

Instrumentation and Methods for Astrophysics · Physics 2021-10-27 Bruce Allen

The existing matched filtering method for gravitational wave (GW) search relies on a template bank. The computational efficiency of this method scales with the size of the templates within the bank. Higher-order modes and eccentricity will…

Instrumentation and Methods for Astrophysics · Physics 2024-02-27 CunLiang Ma , Sen Wang , Wei Wang , Zhoujiang Cao

Compact binaries on eccentric orbits are another class of gravitational-wave (GW) sources that can provide a wealth of information on binary formation pathways and astrophysical environments. However, historically, eccentricity is often…

General Relativity and Quantum Cosmology · Physics 2025-02-19 Khun Sang Phukon , Patricia Schmidt , Geraint Pratten

We construct efficient banks of templates suitable for searches of continuous gravitational waves from isolated spinning neutron stars. We assume that the search algorithm is based on the time-domain maximum-likelihood…

General Relativity and Quantum Cosmology · Physics 2023-10-18 Andrzej Pisarski , Piotr Jaranowski

When searching for new gravitational-wave or electromagnetic sources, the $n$ signal parameters (masses, sky location, frequencies,...) are unknown. In practice, one hunts for signals at a discrete set of points in parameter space, called a…

General Relativity and Quantum Cosmology · Physics 2022-06-01 Bruce Allen

Matched filtering for signal detection in noisy data requires template banks that capture variation in signal waveforms while minimizing computational cost. Dimensionality reduction of signal waveforms can be important for building…

General Relativity and Quantum Cosmology · Physics 2025-11-20 Giovanni Cabass , Digvijay Wadekar , Matias Zaldarriaga , Zihan Zhou

One strategy for reducing the online computational cost of matched-filter searches for gravitational waves is to introduce a compressed basis for the waveform template bank in a grid-based search. In this paper, we propose and investigate…

Instrumentation and Methods for Astrophysics · Physics 2016-06-03 Alvin J. K. Chua , Jonathan R. Gair

Gravitational waves (GW) from coalescing stellar-mass black hole binaries (BBH) are expected to be detected by the Advanced Laser Interferometer Gravitational-wave Observatory and Advanced Virgo. Detection searches operate by…

The final inspiral phase in the evolution of a compact binary consisting of black holes and/or neutron stars is among the most probable events that a network of ground-based interferometric gravitational wave detectors is likely to observe.…

General Relativity and Quantum Cosmology · Physics 2009-12-30 R. P. Croce , Th. Demma , V. Pierro , I. M. Pinto , D. Churches , B. S. Sathyaprakash

Coalescing binary black holes (BBHs) are among the most likely sources for the Laser Interferometer Gravitational-wave Observatory (LIGO) and its international partners Virgo and KAGRA. Optimal searches for BBHs require accurate waveforms…

General Relativity and Quantum Cosmology · Physics 2013-12-10 Duncan A. Brown , Prayush Kumar , Alexander H. Nitz

We introduce TemplateGeNN, a fast stochastic template bank generation algorithm which uses Graphical Processing Units (GPUs) and a LearningMatch model (Siamese neural network). TemplateGeNN generated a binary black hole template bank (chirp…

General Relativity and Quantum Cosmology · Physics 2025-02-24 Susanna Green , Andrew Lundgren

Gravitational-wave signals from compact binary coalescences are most efficiently identified through matched filter searches, which match the data against a pre-generated bank of gravitational-wave templates. Although different techniques…

General Relativity and Quantum Cosmology · Physics 2023-03-31 Connor McIsaac , Charlie Hoy , Ian Harry

Searches for gravitational waves (GWs) from binary black holes using interferometric GW detectors require the construction of template banks for performing matched filtering while analyzing the data. Placement of templates over the…

General Relativity and Quantum Cosmology · Physics 2015-06-24 Chinmay Kalaghatgi , Parameswaran Ajith , K. G. Arun

Template-based searches for gravitational waves are often limited by the computational cost associated with searching large parameter spaces. The study of efficient template banks, in the sense of using the smallest number of templates, is…

General Relativity and Quantum Cosmology · Physics 2010-04-15 C. Messenger , R. Prix , M. A. Papa

Matched-filtering for the identification of compact object mergers in gravitational-wave antenna data involves the comparison of the data stream to a bank of template gravitational waveforms. Typically the template bank is constructed from…

General Relativity and Quantum Cosmology · Physics 2013-05-30 Kipp Cannon , J. D. Emberson , Chad Hanna , Drew Keppel , Harald Pfeiffer

Using the family of multi-detector F-statistic metrics for short duration, nonprecessing inspiral signals, we derive a marginalized metric that is directly applicable to the problem of generating template banks for coincident and coherent…

General Relativity and Quantum Cosmology · Physics 2013-07-17 Drew Keppel

Coalescence of two massive black holes is the strongest and most promising source for LISA. In fact, gravitational signal from the end of inspiral and merger will be detectable throughout the Universe. In this article we describe the first…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Stanislav Babak

Searches for gravitational-wave signals are often based on maximizing a detection statistic over a bank of waveform templates, covering a given parameter space with a variable level of correlation. Results are often evaluated using a…

General Relativity and Quantum Cosmology · Physics 2022-02-15 Rodrigo Tenorio , Luana M. Modafferi , David Keitel , Alicia M. Sintes

Templates used in a search for binary black holes and neutron stars in gravitational wave interferometer data will have to be computed on-line since the computational storage and retrieval costs for the template bank are too expensive. The…

General Relativity and Quantum Cosmology · Physics 2010-04-06 B. S. Sathyaprakash

Gravitational waveforms from the inspiral and ring-down stages of the binary black hole coalescences can be modelled accurately by approximation/perturbation techniques in general relativity. Recent progress in numerical relativity has…