Zhen-Xing Zhang

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In past years, the Principal Component Analysis (PCA) has been applied to select features for classification applications. This paper presents a performance comparison between PCA and Non-overlap Area Distribution Measurement (NADM), which is based on a neural fuzzy network. This paper performs an experiment on Normal Sinus Rhythm (NSR) and Ventricular(More)
Emotion recognition based on a speech signal is one of the intensively studied research topics in the domains of human-computer interaction and affective computing. The presented paper is concerned with emotional-speech recognition based on the neuro-fuzzy network with a weighted fuzzy membership function (NEWFM). NEWFM has a feature selection method and(More)
Recent research indicates a significant association that the severity of fatigue and the autonomic nervous system (ANS) by analyzing the heart rate variability (HRV). In order to detect fatigue, an experiment that provides the subjects with some affective contents that can induce the variety of emotions and ANS was designed in this study. Each subject(More)