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Recently a type of neural networks called Generative Adversarial Networks (GANs) has been proposed as a solution for fast generation of simulation-like datasets, in an attempt to bypass heavy computations and expensive cosmological…

宇宙学与河外天体物理 · 物理学 2021-07-21 Marion Ullmo , Aurélien Decelle , Nabila Aghanim

Detection of gravitational waves (GW) from compact binary mergers provide a new window into multi-messenger astrophysics. The standard technique to determine the merger parameters is matched filtering, consisting in comparing the signal to…

广义相对论与量子宇宙学 · 物理学 2020-10-28 Juan Pablo Marulanda , Camilo Santa , Antonio Enea Romano

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…

天体物理仪器与方法 · 物理学 2024-02-27 CunLiang Ma , Sen Wang , Wei Wang , Zhoujiang Cao

Reliable training of generative adversarial networks (GANs) typically require massive datasets in order to model complicated distributions. However, in several applications, training samples obey invariances that are \textit{a priori}…

Gravitational waves from the coalescence of compact-binary sources are now routinely observed by Earth bound detectors. The most sensitive search algorithms convolve many different pre-calculated gravitational waveforms with the detector…

天体物理仪器与方法 · 物理学 2022-02-11 Marlin B. Schäfer , Alexander H. Nitz

We introduce $\texttt{WaveletNet}$, a wavelet-based neural network architecture to identify and reduce non-Gaussian noise in gravitational wave data. Traditionally, convolutional neural networks (CNNs) have been widely used as a flexible…

天体物理仪器与方法 · 物理学 2026-01-27 Arush Pimpalkar , Digvijay Wadekar , Mark Ho-Yeuk Cheung , Emanuele Berti

We propose Parallel WaveGAN, a distillation-free, fast, and small-footprint waveform generation method using a generative adversarial network. In the proposed method, a non-autoregressive WaveNet is trained by jointly optimizing…

音频与语音处理 · 电气工程与系统科学 2020-02-07 Ryuichi Yamamoto , Eunwoo Song , Jae-Min Kim

General relativity (GR) has been extensively tested in the solar system and in binary pulsars, but never in the strong-field, dynamical regime. Soon, gravitational-wave (GW) detectors like Advanced LIGO and eLISA will be able to probe this…

广义相对论与量子宇宙学 · 物理学 2015-06-11 Ryan N. Lang

Generative models based on latent variables, such as generative adversarial networks (GANs) and variational auto-encoders (VAEs), have gained lots of interests due to their impressive performance in many fields. However, many data such as…

机器学习 · 统计学 2024-09-30 Yixuan Qiu , Qingyi Gao , Xiao Wang

In a recent paper we have deduced the basic equations that predict the emission of gravitational waves (GW) according to the Einstein gravitation theory. In a subsequent paper these equations have been used to calculate the luminosities and…

广义相对论与量子宇宙学 · 物理学 2010-04-15 M. Cattani

Generative adversarial networks (GANs) are one powerful type of deep learning models that have been successfully utilized in numerous fields. They belong to a broader family called generative methods, which generate new data with a…

Generative adversarial networks (GANs) has gained tremendous popularity lately due to an ability to reinforce quality of its predictive model with generated objects and the quality of the generative model with and supervised feedback. GANs…

计算机视觉与模式识别 · 计算机科学 2017-05-31 Evgeny Zamyatin , Andrey Filchenkov

Accurate modeling of the inflationary gravitational waves (GWs) requires time-consuming, iterative numerical integrations of differential equations to take into account their backreaction on the expansion history. To improve computational…

宇宙学与河外天体物理 · 物理学 2025-04-08 Fan Zhang , Yifang Luo , Bohua Li , Ruihan Cao , Wenjin Peng , Joel Meyers , Paul R. Shapiro

Generative adversarial networks (GANs) are one of the most widely used generative models. GANs can learn complex multi-modal distributions, and generate real-like samples. Despite the major success of GANs in generating synthetic data, they…

机器学习 · 计算机科学 2021-09-07 Sanaz Mohammadjafari , Mucahit Cevik , Ayse Basar

This paper presents a deep learning-based approach for the spatio-temporal reconstruction of sound fields using Generative Adversarial Networks (GANs). The method utilises a plane wave basis and learns the underlying statistical…

音频与语音处理 · 电气工程与系统科学 2023-08-02 Xenofon Karakonstantis , Efren Fernandez-Grande

Generative Adversarial Networks (GANs) struggle to generate structured objects like molecules and game maps. The issue is that structured objects must satisfy hard requirements (e.g., molecules must be chemically valid) that are difficult…

机器学习 · 计算机科学 2020-12-01 Luca Di Liello , Pierfrancesco Ardino , Jacopo Gobbi , Paolo Morettin , Stefano Teso , Andrea Passerini

Gravitational-wave (GW) astrophysics is a field in full blossom. Since the landmark detection of GWs from a binary black hole on September 14th 2015, several compact-object binaries have been reported by the LIGO-Virgo collaboration. Such…

广义相对论与量子宇宙学 · 物理学 2022-11-04 Andrea Antonelli

Gravitational wave (GW) observations have provided a novel tool to explore the universe. In the near future, space-borne detectors will further open the window of low-frequency GW band where abundant sources exist and invaluable information…

广义相对论与量子宇宙学 · 物理学 2024-11-21 Rui Niu , Wen Zhao

Detecting unmodeled gravitational wave (GW) bursts presents significant challenges due to the lack of accurate waveform templates required for matched-filtering techniques. A primary difficulty lies in distinguishing genuine signals from…

广义相对论与量子宇宙学 · 物理学 2025-09-17 Matteo Pracchia , Sacha Peters , Maxime Fays

Generative adversarial networks (GANs) provide a way to learn deep representations without extensively annotated training data. They achieve this through deriving backpropagation signals through a competitive process involving a pair of…

计算机视觉与模式识别 · 计算机科学 2018-02-14 Antonia Creswell , Tom White , Vincent Dumoulin , Kai Arulkumaran , Biswa Sengupta , Anil A Bharath