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DescriptionAdaptive Filter General.png
English: Adaptive filter showing the filter and the adaption process. Adaptive Filter. k = sample number, x = reference input, X = set of recent values of x, d = desired input, W = set of filter coefficients, ε = error output, f = filter impulse response, * = convolution, Σ = summation, upper box=linear filter, lower box=adaption algorithm.
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