Evaluating Cross-region Generalization for Wavelet-Diffusion Precipitation Downscaling

arXiv:2609.28749 · cs.LG, physics.ao-ph · Submitted 2026-09-23 · Read on arXiv

cs.LG, physics.ao-ph

Submitted: 2026-09-23

Updated: 2026-09-23

Terminology

• Generalization — 17× in this paper · explained in 13 episodes
• Core — 12× in this paper · explained in 2 episodes
• Verification — 10× in this paper · explained in 2 episodes
• Wasserstein Distance — 9× in this paper · explained in 4 episodes
• Diffusion Model — 8× in this paper · explained in 8 episodes
• Fidelity — 7× in this paper · explained in 2 episodes
• Accuracy — 6× in this paper · explained in 1 episode
• Benchmark — 5× in this paper · explained in 2 episodes
• Diffusion Models — 4× in this paper · explained in 6 episodes
• Distribution Shift — 4× in this paper · explained in 5 episodes
• Robustness — 4× in this paper · explained in 5 episodes
• Generative Model — 3× in this paper · explained in 2 episodes
• Generative Models — 3× in this paper · explained in 2 episodes
• Supporting Information — 3× in this paper
• Multi-Radar Multi-Sensor — 2× in this paper
• Peak Signal-to-Noise Ratio — 2× in this paper
• Structural Similarity Index Measure — 2× in this paper
• Aggregation — 1× in this paper · explained in 1 episode
• Calibration — 1× in this paper · explained in 7 episodes
• Failure Modes — 1× in this paper · explained in 3 episodes
• Generative AI — 1× in this paper · explained in 2 episodes
• Optimal Transport — 1× in this paper · explained in 5 episodes
• Reconstruction Error — 1× in this paper · explained in 2 episodes
• Wavelet Transform — 1× in this paper · explained in 2 episodes

Sources

• PrecipDiff: Leveraging image diffusion models to enhance satellite-based precipitation observations
• RainShift: A Benchmark for Precipitation Downscaling Across Geographies
• Towards Out-Of-Distribution Generalization: A Survey
• Evaluating Extreme Precipitation Forecasts: A Threshold-Weighted, Spatial Verification Approach for Comparing an AI Weather Prediction Model Against a High-Resolution NWP Model

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