04:00
2026-07-23
arxiv.org
machine-learning
Air Quality Arena: A Large-Scale Multi-Region Ground Monitoring Dataset and Benchmark for Air Quality Forecasting with Time-Series Foundation Models
A new benchmark, Air Quality Arena (AQA), covers 6 pollutants over 3 years across 7 countries and 4 continents, with more than 14,000 station-pollutant series, and finds that time series foundation mo…