HST-MB-CREH: A Hybrid Spatio-Temporal Transformer with Multi-Branch CNN/RNN for Rare-Event-Aware PV Power Forecasting. - Guldana Taganova; Jamalbek Tussupov; Assel Abdildayeva; Mira Kaldarova; Alfiya Kazi; Ronald Cowie Simpson; Alma Zakirova; Bakhyt Nurbekov (Algorithms, 2026)