chapter 1 Introduction -- chapter 2 Statistical Characterization of Signals and Systems -- chapter 3 Linear Optimal and Adaptive Filtering -- chapter 4 Unsupervised Channel Equalization -- chapter 5 Unsupervised Multichannel Equalization -- chapter 6 Blind Source Separation -- chapter 7 Nonlinear Filtering and Machine Learning -- chapter 8 Bio-Inspired Optimization Methods.