Original ResearchPublished 30 September 2026Scaling spatiotemporal transformers for regional food security: a tri-stream latent-dynamic approach to pre-harvest yield and price forecastingWirba Pountianus Berinyuy · Mvogo Ngono Joseph · Noumsi Woguia Auguste Vigny · Verdzekov Emile Tatinyuy · ELE PierreFrontiers in Earth Sciencedoi 10.3389/feart.2026.1895667