A Novel Multimodal Deep Learning Framework for Conversational AI : Integrating Vision, Text, and Speech With Knowledge-Augmented Attention Mechanisms. - T. Vaikunta Pai; M. Manjula Mallya; Pramod Vishnu Naik; Virgil Popescu; Felicia Ramona Birau; Amir Karbassi Yazdi (Comput. Intell., 2025)