| http://www.w3.org/ns/prov#value | - The matching criterion is: ##EQU3## In the above equation, the expression (r(n-T)) represents the instantaneous amplitude of the residual signal of the current frame shifted by time T, and the expression r(n-D(n)) represents the instantaneous amplitude of the delayed residual signal from a previously-occurring frame, wherein n is a positive integer and D(n) represents sample-to-sample pitch delay
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