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This question was created from Assignment 2


5. Bonus question: A 2-state Markov chain is input to a FIR channel
with transfer function 1 + 12 . Suppose the output of the channel is
observed in white Gaussian noise. Write down the HMM filter for the
estimate of the input signal. Implement this in Matlab. This is the
optimal (MMSE) channel equalizer.

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