利用独立成分分析从 KAGRA O3GK 数据中减去噪声
天体物理仪器与方法
2022-06-14 v1 广义相对论与量子宇宙学
摘要
2020年4月，KAGRA 与 GEO~600 探测器联合进行了为期两周的首次科学观测（O3GK）。根据噪声预算估计，低频段的悬架控制噪声和中频段的声学噪声被确定为主要贡献。在本研究中，我们展示了利用一种称为独立成分分析（ICA）的方法可以在离线数据分析中降低此类噪声。此处 ICA 模型在 iKAGRA 数据分析所研究模型的基础上进行了扩展，引入了频率依赖性，同时仍假设耦合的线性与平稳性。通过使用最优见证传感器，在真实观测数据中抑制了这两类主要贡献。我们还分析了整个两周数据的传递函数稳定性，以探究当前减法如何实际用于引力波搜寻。
引用
@article{arxiv.2206.05785,
title = {Noise subtraction from KAGRA O3GK data using Independent Component Analysis},
author = {KAGRA collaboration and H. Abe and T. Akutsu and M. Ando and A. Araya and N. Aritomi and H. Asada and Y. Aso and S. Bae and Y. Bae and R. Bajpai and K. Cannon and Z. Cao and E. Capocasa and M. Chan and C. Chen and D. Chen and K. Chen and Y. Chen and C-Y. Chiang and Y-K. Chu and S. Eguchi and M. Eisenmann and Y. Enomoto and R. Flaminio and H. K. Fong and Y. Fujii and Y. Fujikawa and Y. Fujimoto and I. Fukunaga and D. Gao and G. -G. Ge and S. Ha and I. P. W. Hadiputrawan and S. Haino and W. -B. Han and K. Hasegawa and K. Hattori and H. Hayakawa and K. Hayama and Y. Himemoto and N. Hirata and C. Hirose and T-C. Ho and B-H. Hsieh and H-F. Hsieh and C. Hsiung and H-Y. Huang and P. Huang and Y-C. Huang and Y. -J. Huang and D. C. Y. Hui and S. Ide and K. Inayoshi and Y. Inoue and K. Ito and Y. Itoh and C. Jeon and H. -B. Jin and k. Jung and P. Jung and K. Kaihotsu and T. Kajita and M. Kakizaki and M. Kamiizumi and N. Kanda and T. Kato and K. Kawaguchi and C. Kim and J. Kim and J. C. Kim and Y. -M. Kim and N. Kimura and T. Kiyota and Y. Kobayashi and K. Kohri and K. Kokeyama and A. K. H. Kong and N. Koyama and C. Kozakai and J. Kume and Y. Kuromiya and S. Kuroyanagi and K. Kwak and E. Lee and H. W. Lee and R. Lee and M. Leonardi and K. L. Li and P. Li and L. C. -C. Lin and C-Y. Lin and E. T. Lin and F-K. Lin and F-L. Lin and H. L. Lin and G. C. Liu and L. -W. Luo and M. Ma'arif and E. Majorana and Y. Michimura and N. Mio and O. Miyakawa and K. Miyo and S. Miyoki and Y. Mori and S. Morisaki and N. Morisue and Y. Moriwaki and K. Nagano and K. Nakamura and H. Nakano and M. Nakano and Y. Nakayama and T. Narikawa and L. Naticchioni and L. Nguyen Quynh and W. -T. Ni and T. Nishimoto and A. Nishizawa and S. Nozaki and Y. Obayashi and W. Ogaki and J. J. Oh and K. Oh and M. Ohashi and T. Ohashi and M. Ohkawa and H. Ohta and Y. Okutani and K. Oohara and S. Oshino and S. Otabe and K. -C. Pan and A. Parisi and J. Park and F. E. Peña Arellano and S. Saha and Y. Saito and K. Sakai and T. Sawada and Y. Sekiguchi and L. Shao and Y. Shikano and H. Shimizu and K. Shimode and H. Shinkai and T. Shishido and A. Shoda and K. Somiya and I. Song and R. Sugimoto and J. Suresh and T. Suzuki and T. Suzuki and T. Suzuki and H. Tagoshi and H. Takahashi and R. Takahashi and S. Takano and H. Takeda and M. Takeda and K. Tanaka and T. Tanaka and T. Tanaka and S. Tanioka and A. Taruya and T. Tomaru and T. Tomura and L. Trozzo and T. Tsang and J-S. Tsao and S. Tsuchida and T. Tsutsui and D. Tuyenbayev and N. Uchikata and T. Uchiyama and A. Ueda and T. Uehara and K. Ueno and G. Ueshima and T. Ushiba and M. H. P. M. van Putten and J. Wang and T. Washimi and C. Wu and H. Wu and T. Yamada and K. Yamamoto and T. Yamamoto and K. Yamashita and R. Yamazaki and Y. Yang and S. Yeh and J. Yokoyama and T. Yokozawa and T. Yoshioka and H. Yuzurihara and S. Zeidler and M. Zhan and H. Zhang and Y. Zhao and Z. -H. Zhu},
journal= {arXiv preprint arXiv:2206.05785},
year = {2022}
}
备注
26 pages, 10 figures