使用深度环路塑形提高引力波观测器的宇宙学覆盖范围

Jonas Buchli; Brendan Tracey; Tomislav Andric; Christopher Wipf; Yu Him Justin Chiu; Matthias Lochbrunner; Craig Donner; Rana X. Adhikari; Jan Harms; Iain Barr; Roland Hafner; Andrea Huber; Abbas Abdolmaleki; Charlie Beattie; Joseph Betzwieser; Serkan Cabi; Jonas Degrave; Yuzhu Dong; Leslie Fritz; Anchal Gupta; Oliver Groth; Sandy Huang; Tamara Norman; Hannah Openshaw; Jameson Rollins; Greg Thornton; George Van Den Driessche; Markus Wulfmeier; Pushmeet Kohli; Martin Riedmiller; LIGO Instrument Team

doi:10.1126/science.adw1291

使用深度环路塑形提高引力波观测器的宇宙学覆盖范围

天体物理仪器与方法 2025-10-14 v2 机器学习系统与控制系统与控制广义相对论与量子宇宙学

作者: Jonas Buchli , Brendan Tracey , Tomislav Andric , Christopher Wipf , Yu Him Justin Chiu , Matthias Lochbrunner , Craig Donner , Rana X. Adhikari , Jan Harms , Iain Barr , Roland Hafner , Andrea Huber , Abbas Abdolmaleki , Charlie Beattie , Joseph Betzwieser , Serkan Cabi , Jonas Degrave , Yuzhu Dong , Leslie Fritz , Anchal Gupta , Oliver Groth , Sandy Huang , Tamara Norman , Hannah Openshaw , Jameson Rollins , Greg Thornton , George Van Den Driessche , Markus Wulfmeier , Pushmeet Kohli , Martin Riedmiller , LIGO Instrument Team

在 arXiv 上查看 ↗ PDF ↗ DOI ↗

摘要

引力波观测器器的改进低频灵敏度将解锁中间质量黑洞合并、二体黑洞偏心率以及为二体中子星合并提供多信使观测的提前警报. 今天的镜面稳定控制会注入有害噪声, 构成灵敏度改进的主要障碍. 我们通过深度环路塑形(Deep Loop Shaping)——一种使用频域奖励的强化学习方法——消除了这种噪声. 我们在LIGO Livingston观测站(LLO)上验证了该方法. 我们的控制器在10--30Hz频段的控制噪声降低了30倍以上, 在超过量子极限设计目标的亚频段降低了最高100倍. 这些结果凸显了深度环路塑形提高当前及未来GW观测器, 以及更广泛仪器和控制系统性能的潜力.

关键词

引力波观测器深度环路塑形强化学习低频灵敏度噪声消除

引用

@article{arxiv.2509.14016,
  title  = {Improving cosmological reach of a gravitational wave observatory using Deep Loop Shaping},
  author = {Jonas Buchli and Brendan Tracey and Tomislav Andric and Christopher Wipf and Yu Him Justin Chiu and Matthias Lochbrunner and Craig Donner and Rana X. Adhikari and Jan Harms and Iain Barr and Roland Hafner and Andrea Huber and Abbas Abdolmaleki and Charlie Beattie and Joseph Betzwieser and Serkan Cabi and Jonas Degrave and Yuzhu Dong and Leslie Fritz and Anchal Gupta and Oliver Groth and Sandy Huang and Tamara Norman and Hannah Openshaw and Jameson Rollins and Greg Thornton and George Van Den Driessche and Markus Wulfmeier and Pushmeet Kohli and Martin Riedmiller and LIGO Instrument Team},
  journal= {arXiv preprint arXiv:2509.14016},
  year   = {2025}
}

备注

Re-added a reference that was dropped by mistake in the published paper. Fixed date of experiment in text

使用深度环路塑形提高引力波观测器的宇宙学覆盖范围

摘要

关键词

引用

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