中文
相关论文

相关论文: Rapid Parameter Estimation for Merging Massive Bla…

200 篇论文

The space-borne gravitational-wave (GW) detectors will open a new mass and redshift regime, allowing us to observe massive black hole binaries (MBHBs) throughout the Universe. A subset of these systems is expected to produce electromagnetic…

广义相对论与量子宇宙学 · 物理学 2026-04-28 Xue-Ting Zhang , Jonathan Gair , Chris Messenger , Natalia Korsakova , Yi-Ming Hu , Hong-Yu Chen

In the 2030s, a new era of gravitational-wave (GW) observations will dawn as multiple space-based GW detectors, such as the Laser Interferometer Space Antenna, Taiji and TianQin, open the millihertz window for GW astronomy. These detectors…

天体物理仪器与方法 · 物理学 2023-09-07 Wen-Hong Ruan , He Wang , Chang Liu , Zong-Kuan Guo

We propose a machine learning-based approach for parameter estimation of Massive Black Hole Binaries (MBHBs), leveraging normalizing flows to approximate the likelihood function. By training these flows on simulated data, we can generate…

广义相对论与量子宇宙学 · 物理学 2025-09-18 Iván Martín Vílchez , Carlos F. Sopuerta

The Laser Interferometer Space Antenna (LISA) will detect gravitational waves from the population of merging massive black holes binaries (MBHBs) throughout the Universe. The LISA data stream will feature many superposed signals from…

广义相对论与量子宇宙学 · 物理学 2025-07-02 Senwen Deng , Stanislav Babak , Sylvain Marsat

Gravitational wave (GW) astronomy is witnessing a transformative shift from terrestrial to space-based detection, with missions like Taiji at the forefront. While the transition brings unprecedented opportunities for exploring massive black…

天体物理仪器与方法 · 物理学 2024-02-21 Minghui Du , Bo Liang , He Wang , Peng Xu , Ziren Luo , Yueliang Wu

The speed-up of parameter estimation is an active field of research in gravitational-wave data analysis. In this paper we present GP15, a deep-learning method that merges residual networks and normalizing flows into a general-purpose,…

广义相对论与量子宇宙学 · 物理学 2026-04-10 Daniel Lanchares , Osvaldo G. Freitas , Lysiane Mornas , José A. Font , Joaquín González-Nuevo , Luigi Toffolatti , Pietro Vischia

Deep learning can be used to drastically decrease the processing time of parameter estimation for coalescing binaries of compact objects including black holes and neutron stars detected in gravitational waves (GWs). As a first step, we…

天体物理仪器与方法 · 物理学 2022-01-28 Alistair McLeod , Daniel Jacobs , Chayan Chatterjee , Linqing Wen , Fiona Panther

Recent advances in numerical relativity provide a detailed description of the waveforms of coalescing massive black hole binaries (MBHBs), expected to be the strongest detectable LISA sources. We present a preliminary study of LISA's…

天体物理学 · 物理学 2014-11-18 J. I. Thorpe , S. T. McWilliams , B. J. Kelly , R. P. Fahey , K. Arnaud , J. G. Baker

Due to its speed after training, machine learning is often envisaged as a solution to a manifold of the issues faced in gravitational-wave astronomy. Demonstrations have been given for various applications in gravitational-wave data…

广义相对论与量子宇宙学 · 物理学 2023-05-10 Jurriaan Langendorff , Alex Kolmus , Justin Janquart , Chris Van Den Broeck

Coalescing massive black hole binaries (MBHBs) are one of primary sources for space-based gravitational wave (GW) observations. The mergers of these binaries are expected to give rise to detectable electromagnetic (EM) emissions with a…

天体物理仪器与方法 · 物理学 2024-06-26 Wen-Hong Ruan , Zong-Kuan Guo

The coalescence of the most massive black hole (MBH) binaries releases gravitational waves (GWs) within the detectable frequency range of Pulsar Timing Arrays (PTAs) $(10^{-9} - 10^{-6})$ Hz. The incoherent superposition of GWs from MBH…

星系天体物理 · 物理学 2024-02-19 Kate Attard , Alessia Gualandris , Justin I. Read , Walter Dehnen

The Laser Interferometer Space Antenna (LISA) will be capable of detecting gravitational waves (GWs) in the milli-Hertz band. Among various sources, LISA will detect the coalescence of supermassive black hole binaries (SMBHBs). Accurate and…

广义相对论与量子宇宙学 · 物理学 2025-02-25 Abhishek Sharma , Anand S. Sengupta , Suvodip Mukherjee

The space-based gravitational wave detector LISA will observe mergers of massive black hole binary systems (MBHBs) to cosmological distances, as well as inspiralling stellar-origin (or stellar-mass) binaries (SBHBs) years before they enter…

广义相对论与量子宇宙学 · 物理学 2021-04-21 Sylvain Marsat , John G. Baker , Tito Dal Canton

Parameter estimation of binary-black-hole merger events in gravitational-wave data relies on matched-filtering techniques, which, in turn, depend on accurate model waveforms. Here we characterize the systematic biases introduced in…

广义相对论与量子宇宙学 · 物理学 2013-05-08 Tyson B. Littenberg , John G. Baker , Alessandra Buonanno , Bernard J. Kelly

The inspiral, merger, and ringdown of Massive Black Hole Binaries (MBHBs) is one the main sources of Gravitational Waves (GWs) for the future Laser Interferometer Space Antenna (LISA), an ESA-led mission in the implementation phase. It is…

广义相对论与量子宇宙学 · 物理学 2025-03-25 Iván Martín Vílchez , Carlos F. Sopuerta

The Laser Interferometer Space Antenna will be able to detect the inspiral and merger of Super Massive Black Hole Binaries (SMBHBs) anywhere in the Universe. Standard matched filtering techniques can be used to detect and characterize these…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Neil J. Cornish , Edward K. Porter

The coalescences of massive black hole binaries are one of the main targets of space-based gravitational wave observatories. Such gravitational wave sources are expected to be accompanied by electromagnetic emissions. Low latency detection…

天体物理仪器与方法 · 物理学 2023-04-18 Wen-Hong Ruan , He Wang , Chang Liu , Zong-Kuan Guo

The coalescence of massive black hole binaries (BHBs) in galactic mergers is the primary source of gravitational waves (GWs) at low frequencies. Current estimates of GW detection rates for the Laser Interferometer Space Antenna and the…

星系天体物理 · 物理学 2020-07-08 Imran Nasim , Alessia Gualandris , Justin Read , Walter Dehnen , Maxime Delorme , Fabio Antonini

The Laser Interferometer Space Antenna is expected to observe gravitational waves from massive black hole binaries across cosmic time. Many are anticipated to be detectable hours to weeks before coalescence. We present a fast algorithm for…

天体物理仪器与方法 · 物理学 2026-02-20 Francesco Nobili , Malvina Bellotti , Riccardo Buscicchio , Massimo Dotti , Alessandro Lupi

Coalescing massive black hole binaries (MBHBs) of $10^{4-7} \rm M_{\odot}$, forming in the aftermath of galaxy mergers, are primary targets of the space mission LISA, the {\it Laser Interferometer Space Antenna}. An assessment of LISA…

星系天体物理 · 物理学 2019-05-21 Matteo Bonetti , Alberto Sesana , Francesco Haardt , Enrico Barausse , Monica Colpi
‹ 上一页 1 2 3 10 下一页 ›