Digital signal processing (DSP) is concerned with the representation of signals as a sequence
of numbers and the algorithmic operations carried out on the signals to extract specific
information contained in them. In barely 40 years the field of digital signal processing has
matured considerably due to the phenomenal growth in both research and applications, and
almost every university is now offering at least one or more courses at the upper division
and/or first-year graduate level on this subject. ...