English
Related papers

Related papers: DQSEGDB: A time-interval database for storing grav…

200 papers

The 5-vector method is one of the main pipeline used by the LIGO-Virgo-KAGRA Collaboration for the analysis of continuous gravitational waves (CWs). This method is a matched filter in the frequency domain based on the splitting in five…

General Relativity and Quantum Cosmology · Physics 2023-11-27 Luca D'Onofrio , Rosario De Rosa , Cristiano Palomba

Deci-hertz Interferometer Gravitational Wave Observatory (DECIGO) is the future Japanese space mission with a frequency band of 0.1 Hz to 10 Hz. DECIGO aims at the detection of primordial gravitational waves, which could be produced during…

General Relativity and Quantum Cosmology · Physics 2020-06-25 Seiji Kawamura , Masaki Ando , Naoki Seto , Shuichi Sato , Mitsuru Musha , Isao Kawano , Jun'ichi Yokoyama , Takahiro Tanaka , Kunihito Ioka , Tomotada Akutsu , Takeshi Takashima , Kazuhiro Agatsuma , Akito Araya , Naoki Aritomi , Hideki Asada , Takeshi Chiba , Satoshi Eguchi , Motohiro Enoki , Masa-Katsu Fujimoto , Ryuichi Fujita , Toshifumi Futamase , Tomohiro Harada , Kazuhiro Hayama , Yoshiaki Himemoto , Takashi Hiramatsu , Feng-Lei Hong , Mizuhiko Hosokawa , Kiyotomo Ichiki , Satoshi Ikari , Hideki Ishihara , Tomohiro Ishikawa , Yousuke Itoh , Takahiro Ito , Shoki Iwaguchi , Kiwamu Izumi , Nobuyuki Kanda , Shinya Kanemura , Fumiko Kawazoe , Shiho Kobayashi , Kazunori Kohri , Yasufumi Kojima , Keiko Kokeyama , Kei Kotake , Sachiko Kuroyanagi , Kei-ichi Maeda , Shuhei Matsushita , Yuta Michimura , Taigen Morimoto , Shinji Mukohyama , Koji Nagano , Shigeo Nagano , Takeo Naito , Kouji Nakamura , Takashi Nakamura , Hiroyuki Nakano , Kenichi Nakao , Shinichi Nakasuka , Yoshinori Nakayama , Kazuhiro Nakazawa , Atsushi Nishizawa , Masashi Ohkawa , Kenichi Oohara , Norichika Sago , Motoyuki Saijo , Masaaki Sakagami , Shin-ichiro Sakai , Takashi Sato , Masaru Shibata , Hisaaki Shinkai , Ayaka Shoda , Kentaro Somiya , Hajime Sotani , Ryutaro Takahashi , Hirotaka Takahashi , Takamori Akiteru , Keisuke Taniguchi , Atsushi Taruya , Kimio Tsubono , Shinji Tsujikawa , Akitoshi Ueda , Ken-ichi Ueda , Izumi Watanabe , Kent Yagi , Rika Yamada , Shuichiro Yokoyama , Chul-Moon Yoo , Zong-Hong Zhu

We present the Gravitational Wave Treasure Map, a tool to coordinate, visualize, and assess the electromagnetic follow-up of gravitational wave (GW) events. With typical GW localization regions of hundreds to thousands of square degrees and…

High Energy Astrophysical Phenomena · Physics 2020-05-20 Samuel D. Wyatt , Aaron Tohuvavohu , Iair Arcavi , Michael J. Lundquist , D. Andrew Howell , David J. Sand

This chapter introduces the fundamental principles of gravitational wave detectors in a simple and comprehensive manner. Because these instruments aim for extremely high sensitivity, it is essential to understand their various noise…

Optics · Physics 2026-01-29 Marina Trad-Nery , Margherita Turconi , Walid Chaibi

LIGO's detection of gravitational waves marks a first step in measurable effects of general relativity on quantum matter. In its current operation, laser interferometer gravitational-wave detectors are already quantum limited at high…

Quantum Physics · Physics 2018-12-19 Belinda Pang , Yanbei Chen

Space-based gravitational wave detectors such as TianQin, LISA, and TaiJi have the potential to outperform themselves through joint observation. To achieve this, it is desirable to practice joint data analysis in advance on simulated data…

Searches for gravitational waves crucially depend on exact signal processing of noisy strain data from gravitational wave detectors, which are known to exhibit significant non-Gaussian behavior. In this paper, we study two distinct…

Instrumentation and Methods for Astrophysics · Physics 2021-09-29 Barak Zackay , Tejaswi Venumadhav , Javier Roulet , Liang Dai , Matias Zaldarriaga

Gravitational Wave (GW) events are physical processes that significantly perturbate space-time, e.g. compact binary coalescenses, causing the production of GWs. The detection of GWs by a worldwide network of advanced interferometers offer…

We describe a case study of translational research, applying interpretability techniques developed for computer vision to machine learning models used to search for and find gravitational waves. The models we study are trained to detect…

General Relativity and Quantum Cosmology · Physics 2022-02-16 Mohammadtaher Safarzadeh , Asad Khan , E. A. Huerta , Martin Wattenberg

We introduce the use of deep learning ensembles for real-time, gravitational wave detection of spinning binary black hole mergers. This analysis consists of training independent neural networks that simultaneously process strain data from…

General Relativity and Quantum Cosmology · Physics 2020-12-21 Wei Wei , Asad Khan , E. A. Huerta , Xiaobo Huang , Minyang Tian

The interpretation of the series recorded by the Laser Interferometer Gravitational Wave Observatory is a very important issue. Naturally, it is not free of controversy. Here we apply two methods widely used in the study of nonlinear…

Instrumentation and Methods for Astrophysics · Physics 2020-08-11 Marcelo Kovalsky , Alejandro Hnilo

LIGO interferometer is considered the most sensitive and complicated gravitational experimental equipment ever built. Its main objective is to detect the gravitational wave from the strongest events in the universe by observing if the…

General Relativity and Quantum Cosmology · Physics 2022-05-10 Reymond Mesuga , Brian James Bayanay

Ground-based gravitational wave laser interferometers (LIGO, GEO-600, Virgo and Tama-300) have now reached high sensitivity and duty cycle. We present a Bayesian evidence-based approach to the search for gravitational waves, in particular…

General Relativity and Quantum Cosmology · Physics 2008-11-26 John Veitch , Alberto Vecchio

Unlocking the full potential of Knowledge Graphs (KGs) to enable or enhance various semantic and other applications requires Data Management Systems (DMSs) to efficiently store and process the content of KGs. However, the increases in the…

Databases · Computer Science 2022-09-13 Masoud Salehpour , Joseph G. Davis

Electromagnetic (EM) follow-up observations of gravitational wave (GW) events will help shed light on the nature of the sources, and more can be learned if the EM follow-ups can start as soon as the GW event becomes observable. In this…

General Relativity and Quantum Cosmology · Physics 2015-05-30 Jing Luan , Shaun Hooper , Linqing Wen , Yanbei Chen

Continuous gravitational waves represent one of the long-sought types of signals that have yet to be detected. Due to their small amplitude, long observational datasets (months-years) have to be analyzed together, thereby vastly increasing…

General Relativity and Quantum Cosmology · Physics 2022-06-22 P. B. Covas , R. Prix

The detection of gravitational waves has inaugurated the era of gravitational astronomy and opened new avenues for the multimessenger study of cosmic sources. Thanks to their sensitivity, the Advanced LIGO and Advanced Virgo interferometers…

General Relativity and Quantum Cosmology · Physics 2018-04-05 Massimiliano Razzano , Elena Cuoco

We describe a new interactive database (GRDB) of geometric objects in the general area of differential geometry. Database objects include, but are not restricted to, exact solutions of Einstein's field equations. GRDB is designed for…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Mustapha Ishak , Kayll Lake

The direct detection of gravitational waves now provides a new channel of testing gravity theories. Despite that the parametrized post-Einsteinian framework is a powerful tool to quantitatively investigate effects of modification of gravity…

General Relativity and Quantum Cosmology · Physics 2019-11-07 Kei Yamada , Tatsuya Narikawa , Takahiro Tanaka

The Levitated Sensor Detector (LSD) is a compact resonant gravitational-wave (GW) detector based on optically trapped dielectric particles that is under construction. The LSD sensitivity has more favorable frequency scaling at high…

General Relativity and Quantum Cosmology · Physics 2020-10-27 Nancy Aggarwal , George P. Winstone , Mae Teo , Masha Baryakhtar , Shane L. Larson , Vicky Kalogera , Andrew A. Geraci