This book covers the wide realm of digital signal processing. It is a compilation of chapters drafted by various specialists. It focuses on the recent developments in the field of signal processing and presents the current research going on in this field. This book targets researchers in the area of signal processing and related areas of interest. It is comprehensible to all those who have a scientific background and intend to get familiar with the contemporary developments in this field. The chapters within this book discuss the methodological development and latest practices of signal processing.