List of Articles mel frequency cepstral coefficient Open Access Article Abstract Page Full-Text 1 - Recognizing the Emotional State Changes in Human Utterance by a Learning Statistical Method based on Gaussian Mixture Model Reza Ashrafidoost Saeed Setayeshi Arash Sharifi Open Access Article Abstract Page Full-Text 2 - Determining the effective features in classification of heart sounds using trained intelligent network and genetic algorithm mahsa semyari fardad farokhi