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The search for Galactic binary gravitational waves is a critical challenge for future space-based gravitational wave detectors, such as LISA. We propose an innovative approach to simultaneously explore gravitational waves originating from…

General Relativity and Quantum Cosmology · Physics 2026-03-10 Pin Gao , Xilong Fan , Zhoujian Cao

Galactic double white dwarf (DWD) binaries are among the guaranteed sources for the Laser Interferometer Space Antenna (LISA), an upcoming space-based gravitational wave (GW) detector. Most DWDs in the LISA band are far from merging and…

General Relativity and Quantum Cosmology · Physics 2026-01-26 Reza Ebadi , Vladimir Strokov , Erwin H. Tanin , Emanuele Berti , Ronald L. Walsworth

Using several realisations of the Galactic population of close white dwarf binaries, we have explored the selection bias for resolved binaries in the LISA data stream. We have assumed a data analysis routine that is capable of identifying…

Astrophysics · Physics 2008-11-26 M. J. Benacquista , S. L. Larson , B. E. Taylor

The Laser Interferometer Space Antenna (LISA) is designed to detect a variety of gravitational-wave events, including mergers of massive black hole binaries, stellar-mass black hole inspirals, and extreme mass-ratio inspirals. LISA's…

General Relativity and Quantum Cosmology · Physics 2025-03-28 Aasim Jan , Richard O'Shaughnessy , Deirdre Shoemaker , Jacob Lange

The presence of Galactic cirrus is an obstacle for studying both faint objects in our Galaxy and low surface brightness extragalactic structures. With the aim of studying individual cirrus filaments in SDSS Stripe 82 data, we develop…

Massive black hole binary systems are among the most interesting sources for the Laser Interferometer Space Antenna (LISA); gravitational radiation emitted during the last year of in-spiral could be detectable with a very large…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Alberto Vecchio

The observation of massive black hole binary systems is one of the main science objectives of the Laser Interferometer Space Antenna (LISA). The instrument's design requirements have recently been revised: they set a requirement at…

General Relativity and Quantum Cosmology · Physics 2023-07-05 Geraint Pratten , Antoine Klein , Christopher J. Moore , Hannah Middleton , Nathan Steinle , Patricia Schmidt , Alberto Vecchio

Stellar-mass black hole binaries (SBHBs), like those currently being detected with the ground-based gravitational-wave (GW) observatories LIGO and Virgo, are also an anticipated GW source for LISA. LISA will observe them during the early…

General Relativity and Quantum Cosmology · Physics 2021-01-07 Alexandre Toubiana , Sylvain Marsat , Stanislav Babak , John Baker , Tito Dal Canton

Cancellation of laser frequency noise in interferometers is crucial for attaining the requisite sensitivity of the triangular 3-spacecraft LISA configuration. Raw laser noise is several orders of magnitude above the other noises and thus it…

General Relativity and Quantum Cosmology · Physics 2009-11-07 S. V. Dhurandhar , K. Rajesh Nayak , J-Y. Vinet

We have undertaken a dedicated program of automatic source classification in the WISE database merged with SuperCOSMOS scans, comprehensively identifying galaxies, quasars and stars on most of the unconfused sky. We use the Support Vector…

The proposed space gravitational wave (GW) detector LISA has potential to detect stellar-mass black hole binaries (BBHs). The majority of the detected BBHs are expected to emit nearly monochromatic GWs, whose frequency evolution will be…

General Relativity and Quantum Cosmology · Physics 2024-11-21 Naoki Seto

Short-period Galactic white dwarf binaries detectable by LISA are the only guaranteed persistent sources for multi-messenger gravitational-wave astronomy. Large-scale surveys in the 2020s present an opportunity to conduct preparatory…

Astrophysics of Galaxies · Physics 2023-08-16 Matthew C. Digman , Chris M. Hirata

The Laser Interferometer Space Antenna (LISA) will enable Galactic gravitational wave (GW) astronomy by individually resolving $ > 10^4$ signals from double white dwarf (DWD) binaries throughout the Milky Way. In this work we assess for the…

Astrophysics of Galaxies · Physics 2025-10-03 Maite J. C. Wilhelm , Valeriya Korol , Elena M. Rossi , Elena D'Onghia

One of the greatest data analysis challenges for the Laser Interferometer Space Antenna (LISA) is the need to account for a large number of gravitational wave signals from compact binary systems expected to be present in the data. We…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Richard Umstätter , Nelson Christensen , Martin Hendry , Renate Meyer , Vimal Simha , John Veitch , Sarah Vigeland , Graham Woan

Ultracompact binaries with orbital periods less than a few hours will dominate the gravitational wave signal in the mHz regime. Until recently, 10 systems were expected have a predicted gravitational wave signal strong enough to be…

Solar and Stellar Astrophysics · Physics 2018-06-27 T. Kupfer , V. Korol , S. Shah , G. Nelemans , T. R. Marsh , G. Ramsay , P. J. Groot , D. T. H Steeghs , E. M. Rossi

Fully convolutional neural networks have made promising progress in joint liver and liver tumor segmentation. Instead of following the debates over 2D versus 3D networks (for example, pursuing the balance between large-scale 2D pretraining…

Image and Video Processing · Electrical Eng. & Systems 2022-03-09 Shuxin Wang , Shilei Cao , Zhizhong Chai , Dong Wei , Kai Ma , Liansheng Wang , Yefeng Zheng

Population inference in gravitational-wave astronomy allows us to connect individual detections to the astrophysics of compact objects and their environments. Current approaches employed for population inference with LIGO-Virgo-KAGRA data…

Instrumentation and Methods for Astrophysics · Physics 2026-04-07 Alexander W. Criswell , Sharan Banagiri , Vera Delfavero , Maria Jose Bustamante-Rosell , Stephen R. Taylor , Robert Rosati

Independent component analysis (ICA) is a computational method for separating a multivariate signal into subcomponents assuming the mutual statistical independence of the non-Gaussian source signals. The classical Independent Components…

Information Theory · Computer Science 2015-05-19 Huy Nguyen , Rong Zheng

Large sequences of images (or movies) can now be obtained on an unprecedented scale, which poses fundamental challenges to the existing image analysis techniques. The challenges include heterogeneity, (automatic) alignment, multiple…

Computation · Statistics 2019-02-19 Jang Ik Cho , Xiaofeng Wang , Yifan Xu , Jiayang Sun