Personalized Education with Generative AI and Digital Twins: VR, RAG, and Zero-Shot Sentiment Analysis for Industry 4.0 Workforce Development. - Yu-Zheng Lin; Karan Petal; Ahmed Alhamadah; Sujan Ghimire; Matthew William Redondo; David Rafael Vidal Corona; Jesus Pacheco; Soheil Salehi; Pratik Satam (CoRR, 2025)