H I 21-cm Absorption Spectra Classification using Machine Learning

arXiv:2511.01584 · astro-ph.GA, astro-ph.IM · Submitted 2026-08-19 · Read on arXiv

Debasish Mondal, Anirudh S. Nemmani, Arunima Banerjee

astro-ph.GA, astro-ph.IM

Submitted: 2026-08-19

Updated: 2026-08-20

Terminology

• Accuracy — 44× in this paper · explained in 1 episode
• AUC — 28× in this paper · explained in 2 episodes
• AGN — 7× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes
• Loss Function — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• Grid Search, Random Search, Genetic Algorithm: A Big Comparison for NAS
• An overview of gradient descent optimization algorithms

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