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The impact of physically motivated calibration errors on search pipeline detection parameters for broadband burst Signals
Milan Wils, Brad Ratto, Jeffrey S. Kissel +4
Imperfections in the calibration of gravitational wave observatories introduce frequency dependent amplitude and phase errors on the measured GW signal. Previous unmodelled burst s…
Optimizing searches for gravitational wave bursts using coherent WaveBurst 2G
Alessandro Martini, Andrea Miani, Marco Drago +11
The most general searches for gravitational wave transients (GWTs) rely on data analysis methods that do not assume prior knowledge of the signal waveform, direction, or arrival ti…
Minimally modeled characterization method of postmerger gravitational wave emission from binary neutron star coalescences
Maria Concetta Tringali, Anna Puecher, Claudia Lazzaro +5
Gravitational waves emitted during the coalescence of binary neutron star systems carry information about the equation of state describing the extremely dense matter inside neutron…
An autoencoder neural network integrated into gravitational-wave burst searches to improve the rejection of noise transients
Sophie Bini, Gabriele Vedovato, Marco Drago +2
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…
Constraints on the amplitude of gravitational wave echoes from black hole ring-down using minimal assumptions
Andrea Miani, Claudia Lazzaro, Giovanni Andrea Prodi +4
Gravitational wave echoes may appear following a compact binary coalescence if the remnant is an "exotic compact object" (ECO). ECOs are proposed alternatives to the black holes of…
Search for gravitational-wave bursts in the third Advanced LIGO-Virgo run with coherent WaveBurst enhanced by Machine Learning
Marek J. Szczepańczyk, Francesco Salemi, Sophie Bini +13
This paper presents a search for generic short-duration gravitational-wave (GW) transients (or GW bursts) in the data from the third observing run of Advanced LIGO and Advanced Vir…
Virgo Detector Characterization and Data Quality: tools
F. Acernese, M. Agathos, A. Ain +491
Detector characterization and data quality studies -- collectively referred to as {\em DetChar} activities in this article -- are paramount to the scientific exploitation of the jo…
Virgo Detector Characterization and Data Quality: results from the O3 run
F. Acernese, M. Agathos, A. Ain +491
The Advanced Virgo detector has contributed with its data to the rapid growth of the number of detected gravitational-wave (GW) signals in the past few years, alongside the two Adv…
Virgo Detector Characterization and Data Quality during the O3 run
F. Acernese, M. Agathos, A. Ain +491
The Advanced Virgo detector has contributed with its data to the rapid growth of the number of detected gravitational-wave signals in the past few years, alongside the two LIGO ins…
The Virgo O3 run and the impact of the environment
F. Acernese, M. Agathos, A. Ain +486
Sources of geophysical noise (such as wind, sea waves and earthquakes) or of anthropogenic noise impact ground-based gravitational-wave interferometric detectors, causing transient…
Search for binary black hole mergers in the third observing run of Advanced LIGO-Virgo using coherent WaveBurst enhanced with machine learning
T. Mishra, B. O'Brien, M. Szczepanczyk +8
In this work, we use the coherent WaveBurst (cWB) pipeline enhanced with machine learning (ML) to search for binary black hole (BBH) mergers in the Advanced LIGO-Virgo strain data…
The search of higher multipole radiation in gravitational waves from compact binary coalescences by a minimally-modelled pipeline
O. Halim, G. Vedovato, E. Milotti +13
The coherent WaveBurst (cWB) pipeline implements a minimally-modelled search to find a coherent response in the network of gravitational wave detectors of the LIGO-Virgo Collaborat…
Minimally-modeled search of higher multipole gravitational-wave radiation in compact binary coalescence
G. Vedovato, E. Milotti, G. A. Prodi +13
As the Advanced LIGO and Advanced Virgo interferometers, soon to be joined by the KAGRA interferometer, increase their sensitivity, they detect an ever-larger number of gravitation…
Detection of LIGO-Virgo binary black holes in the pair-instability mass gap
Brendan O'Brien, Marek Szczepanczyk, V. Gayathri +5
By probing the population of binary black hole (BBH) mergers detected by LIGO-Virgo, we can infer properties about the underlying black hole formation channels. A mechanism known a…
Coherent WaveBurst, a pipeline for unmodeled gravitational-wave data analysis
M. Drago, V. Gayathri, S. Klimenko +12
coherent WaveBurst (cWB) is a highly configurable pipeline designed to detect a broad range of gravitational-wave (GW) transients in the data of the worldwide network of GW detecto…
Astrophysical signal consistency test adapted for gravitational-wave transient searches
V. Gayathri, P. Bacon, A. Pai +3
Gravitational wave astronomy is established with direct observation of gravitational wave from merging binary black holes and binary neutron stars during the first and second obser…
A wider look at the gravitational-wave transients from GWTC-1 using an unmodeled reconstruction method
F. Salemi, E. Milotti, G. A. Prodi +6
In this paper, we investigate the morphology of the events from the GWTC-1 catalog of compact binary coalescences as reconstructed by a method based on coherent excess power: we us…
Calibration of Advanced Virgo and Reconstruction of the Gravitational Wave Signal h(t) during the Observing Run O2
Virgo Collaboration, F. Acernese, T. Adams +281
In August 2017, Advanced Virgo joined Advanced LIGO for the end of the O2 run, leading to the first gravitational waves detections with the three-detector network. This paper descr…
A Proposed Search for the Detection of Gravitational Waves from Eccentric Binary Black Holes
Vaibhav Tiwari, Sergey Klimenko, Nelson Christensen +14
Most of compact binary systems are expected to circularize before the frequency of emitted gravitational waves (GWs) enters the sensitivity band of the ground based interferometric…
Method for detection and reconstruction of gravitational wave transients with networks of advanced detectors
S. Klimenko, G. Vedovato, M. Drago +8
We present a method for detection and reconstruction of the gravitational-wave (GW) transients with the networks of advanced detectors. Originally designed to search for transients…
Regression of Environmental Noise in LIGO Data
Vaibhav Tiwari, Marco Drago, Valery Frolov +8
We address the problem of noise regression in the output of gravitational-wave (GW) interferometers, using data from the physical environmental monitors (PEM). The objective of the…
Advanced Virgo: a 2nd generation interferometric gravitational wave detector
F. Acernese, M. Agathos, K. Agatsuma +231
Advanced Virgo is the project to upgrade the Virgo interferometric detector of gravitational waves, with the aim of increasing the number of observable galaxies (and thus the detec…
Sensitivity Comparison of Searches for Binary Black Hole Coalescences with Ground-based Gravitational-Wave Detectors
Satya Mohapatra, Laura Cadonati, Sarah Caudill +7
Searches for gravitational-wave transients from binary black hole coalescences typically rely on one of two approaches: matched filtering with templates and morphology-independent…
Prospects for intermediate mass black hole binary searches with advanced gravitational-wave detectors
G. Mazzolo, F. Salemi, M. Drago +8
We estimated the sensitivity of the upcoming advanced, ground-based gravitational-wave observatories (the upgraded LIGO and Virgo and the KAGRA interferometers) to coalescing inter…