A global-scale air quality forecasting benchmark featuring 3,720 monitoring stations across the world with authentic missing patterns and physical-scale evaluation.
AirQualityBench provides a realistic testbed for air quality prediction by preserving raw observational characteristics that prior benchmarks have removed through imputation. The dataset spans 5 years (2021–2025) of hourly measurements across 6 primary pollutants (PM2.5, PM10… See the full description on the dataset page:
https://huggingface.co/datasets/xuxing123/AirQualityBench.
