Real-Time Labeling of Talker Identity for Conversational Speech in a Microphone-Array Environment

Rhode Island. He continued his graduate studies at Brown University, where he received a Master of Science degree in Electrical Sciences and Computer Engineering in 2009 and worked towards a Doctor of Philosophy degree with research focused on speaker-recognition problems in microphone-array environments. While at Brown, he held several appointments as a research assistant and as a teaching assistant for various electrical engineering courses. iv Acknowledgements I would like to express my sincere gratitude to my advisor, Professor Harvey Sil-verman, for his continued support and guidance throughout the preparation of this thesis. I would also like to thank my readers, Professor Joseph Mundy and Dr. Dou-glas Sturim, for their helpful comments and suggestions. Thank you to the other student members of the microphone array group, for our valuable discussions that helped make this thesis possible. I would also like to thank my parents, Kathy and Phil, for their constant love and support, and my wife, Lisa, for her love, her patience, and for making this all worthwhile. v Contents Vitae iv Acknowledgments v 1 Introduction 1 1.