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Zhiwang Zhou

4 accepted papers

2026

Omni-Weather: Unified Multimodal Foundation Model for Weather Generation and Understanding

ICLR 2026poster

Weather modeling requires both accurate prediction and mechanistic interpretation, yet existing methods treat these goals in isolation, separating generation from understanding. To address this gap, we present Omni-Weather, the first multimodal foundation model that unifies weather generation and un…

Cited by 0SourcecodeScholar
2026

SynWeather: Weather Observation Data Synthesis Across Multiple Regions and Variables via a General Diffusion Transformer

AAAI 2026technical

With the advancement of meteorological instruments, abundant data has become available. However, due to instruments’ intrinsic limitations such as environmental sensitivity and orbital constraints, raw data often suffer from temporal or spatial gaps, making it urgent to leverage data synthesis tech

Cited by 0SourcePDFScholar
2025

DiffSR: Learning Radar Reflectivity Synthesis via Diffusion Model from Satellite Observations

ICASSP 2025accepted

Weather radar data synthesis can fill in data for areas where ground observations are missing. Existing methods often employ reconstruction-based approaches with MSE loss to reconstruct radar data from satellite observation. However, such methods lead to over-smoothing, which hinders the generation…

Cited by 0SourceScholar
2025

WeatherGFM: Learning a Weather Generalist Foundation Model via In-context Learning

ICLR 2025poster

The Earth's weather system involves intricate weather data modalities and diverse weather understanding tasks, which hold significant value to human life. Existing data-driven models focus on single weather understanding tasks (e.g., weather forecasting). While these models have achieved promising…