Denoising the Deep Sky: Physics-Based CCD Noise Formation for Astronomical Imaging

arXiv:2601.23276 · astro-ph.IM, cs.CV, cs.LG · Submitted 2026-01-30 · Read on arXiv

astro-ph.IM, cs.CV, cs.LG

Submitted: 2026-01-30

Updated: 2026-09-01

Code: https://github.com/ShuhongLL/Denoising-Deep-Sky

Terminology

Calibration — 26× in this paper · explained in 7 episodes
Accuracy — 8× in this paper · explained in 1 episode
Ablation — 6× in this paper · explained in 1 episode
Ablation study — 3× in this paper · explained in 1 episode
Fidelity — 3× in this paper · explained in 2 episodes
Ablation Studies — 2× in this paper · explained in 1 episode
Quantization — 2× in this paper · explained in 12 episodes
Adam — 1× in this paper · explained in 2 episodes
Aggregation — 1× in this paper · explained in 1 episode
Alignment — 1× in this paper · explained in 1 episode
Analog-to-Digital Unit — 1× in this paper
Charge-Coupled Device — 1× in this paper
Complementary Metal-Oxide-Semiconductor — 1× in this paper
Generalization — 1× in this paper · explained in 13 episodes
Photo Response Non-Uniformity — 1× in this paper
Redundancy — 1× in this paper · explained in 2 episodes
Robustness — 1× in this paper · explained in 5 episodes
Sparsity — 1× in this paper · explained in 4 episodes
U-net architecture — 1× in this paper · explained in 3 episodes

Sources

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