16. The method as recited in claim 15 , wherein said discriminant reduction includes carrying out a Support Vector Machine (SVM) process mutually k-wise comparing the distinct sources in adaptive decomposition to selectively determine one of said at least one optimal combination of atoms for each said k-wise comparison.
16. The method as recited in claim 15 , wherein said discriminant reduction includes carrying out a Support Vector Machine (SVM) process mutually k-wise comparing the distinct sources in adaptive decomposition to selectively determine one of said at least one optimal combination of atoms for each said k-wise comparison. 24. The method as recited in claim 16 at least partially implemented as an application for a mobile communication device for execution thereon to identify and classify said input signal captured thereby.