Classifying Recurrent Dynamics on Emotional Speech Signals
Sudhangshu Sarkar⁎; Anilesh Dey† ⁎ Department of Electrical Engineering, Narula Institute of Technology, Kolkata, India† Department of Electronics and Communication Engineering, Narula Institute of Technology, Kolkata, India
Abstract
The current study was an attempt to understand the dynamics of emotional speech signals. The nonlinear dynamics of two speech signals having two different emotions were investigated using recurrence analysis. First, two types of speech signals were collected when the subject spoke eight sentences in the Bengali language in angry and normal emotion. The recurrence plot and the phase space plot were constructed for each signal and recurrence-based ...
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