Emotion recognition Gaussian mixture model Glottal closure instants Prosody Continuous wavelet transform (CWT) Emo-DB Excitation source Excitation source features Global prosodic features IITKGP-MLILSC IITKGP-SESC Local prosodic features MFCC Phone boundary Pitch synchronous analysis Spectral features System features Vowel onset point Vowel onset point (VOP) Accent classification Acoustic feature map Acoustic features Adaptive boosting Affinity kernel propagation Audio indexing and retrieval Auto-regressive model Autoassociative Neural Network Autoassociative neural network (AANN) Autoassociative neural network model Bengali TTS