Identifiability Limits of Gravitational Wave Phase Deviations: Multiclass Classification with a Multihead Neural Network

arXiv:2609.31993 · gr-qc, cs.LG, physics.data-an · Submitted 2026-09-25 · Read on arXiv

gr-qc, cs.LG, physics.data-an

Submitted: 2026-09-25

Updated: 2026-09-25

Terminology

• Accuracy — 28× in this paper · explained in 1 episode
• Calibration — 5× in this paper · explained in 7 episodes
• Frequency Dependence — 5× in this paper · explained in 2 episodes
• Benchmark — 3× in this paper · explained in 2 episodes
• Adam — 2× in this paper · explained in 2 episodes
• Academia Sinica — 1× in this paper
• Alignment — 1× in this paper · explained in 1 episode
• Conference on Computer Vision and Pattern Recognition — 1× in this paper
• Covariate Shift — 1× in this paper · explained in 2 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• International Conference on Machine Learning — 1× in this paper
• Latent Space — 1× in this paper · explained in 7 episodes
• Regularization — 1× in this paper · explained in 3 episodes

Sources

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• Tests of General Relativity with GWTC-3
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• Fundamental Theoretical Bias in Gravitational Wave Astrophysics and the Parameterized Post-Einsteinian Framework
• Tests of General Relativity with Gravitational-Wave Observations using a Flexible--Theory-Independent Method
• Theoretical Physics Implications of the Binary Black-Hole Mergers GW150914 and GW151226
• Parameterized Post-Einsteinian Gravitational Waveforms in Various Modified Theories of Gravity
• Simultaneously solving the $H_0$ and $\sigma_8$ tensions with late dark energy
• Can late-time extensions solve the $H_0$ and $\sigma_8$ tensions?
• Beyond general relativity: designing a template-based search for exotic gravitational wave signals
• Search for exotic gravitational wave signals beyond general relativity using deep learning
• Neural post-Einsteinian framework for efficient theory-agnostic tests of general relativity with gravitational waves
• IMRPhenomXHM: A multi-mode frequency-domain model for the gravitational wave signal from non-precessing black-hole binaries
• Testing General Relativity Through Gravitational Wave Classification: A Convolutional Neural Network Framework
• Deep Learning Detection of Beyond-General-Relativity Deviations in Gravitational-Wave Signals: A Detection-Threshold Study with Real LIGO Noise
• Setting the cornerstone for the IMRPhenomX family of models for gravitational waves from compact binaries: The dominant harmonic for non-precessing quasi-circular black holes
• GWTC-2.1: Deep Extended Catalog of Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run
• GWTC-3: Compact Binary Coalescences Observed by LIGO and Virgo During the Second Part of the Third Observing Run

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• Limits of the Rastall--Einstein Equivalence: Matter-Action Compatibility, FLRW Dynamics, and Exceptional Sectors
• Boson star-black hole binaries: initial data and head-on collisions