“…The first contribution of this study is the evaluation of the classification accuracies when we use only one single sensor information compared to multi-sensor fusion. The second contribution of the study is to develop an emotion recognition model, which will integrated into robot-assisted rehabilitation system RehabRoby [33][34][35]. The expectation from the emotion recognition system is to understand how patients feel (positive, negative or neutral) when they are using the RehabRoby [33][34][35].…”