The topics covered in this extensive book deal with the core areas of digital signal processing. It is compiled in such a manner, that it will provide in-depth knowledge about the theory and practices of signal processing through detailed discussions of concepts such as time and space domains, wavelet, discrete signals, etc. There has been rapid progress in this field and its applications are finding their way across multiple industries. This book compiles significant researches contributed by scientists and engineers. It will prove beneficial for students of engineering. Academicians and research scholars will also find this book useful.