Natural Multimodal Fusion-Based Human-Robot Interaction: Application With Voice and Deictic Posture via Large Language Model. - Yuzhi Lai; Shenghai Yuan 001; Youssef Nassar; Mingyu Fan; Atmaraaj Gopal; Arihiro Yorita; Naoyuki Kubota; Matthias Rätsch (IEEE Robotics Autom. Mag., 2026)