This Edited Volume
contains a selection of refereed and revised papers originally presented at the
second International Symposium on Signal Processing and Intelligent Recognition
Systems (SIRS-2015), December 16-19, 2015, Trivandrum, India. The program
committee received 175 submissions. Each paper was peer reviewed by at least
three or more independent referees of the program committee and the 59 papers
were finally selected. The papers offer stimulating insights into biometrics, digital watermarking,
recognition systems, image and video processing, signal and speech processing,
pattern recognition, machine learning and knowledge-based systems. The book is
directed to the researchers and scientists engaged in various field of signal
processing and related areas.