operator‑centric hmi redesign: reducing training time and human errors in high‑mix lines
I’ve spent the last decade redesigning operator interfaces on high‑mix production lines, and one lesson keeps coming back: the best HMI is the one that feels like it was made for the person standing in front of it. When I talk about operator‑centric HMI redesign, I mean more than a prettier screen — I mean interfaces that reduce cognitive load, guide correct actions, and let operators do their jobs with confidence and minimal training....