1) Human and mobile robot collaboration. Logistics solution where mobile robot follows human to help to succeed at a given task, for example, assisting a human in a warehouse for collecting a set of products to complete a delivery order. 2) Autonomous transportation of goods from one workplace to another. The robot should autonomously navigate in a complex environment while avoiding dynamic obstacles. 3) Helping humans to navigate in shopping malls. The focus is on Human-Machine interaction to understand and interpret the human communication that combines robot navigation in shopping malls.