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about viterbi algorithm

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asafdav2

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how does the algorithm change when the noise isn't WGN ? for example, f(n) = exp(-|n|). can you still use euclidian distance or should you change to something else?
thanks
 

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spweda

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You still could use Viterbi decoder if the noise is not white, it may be not the best decoder.
 
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the viterbi decoder is desgened to correct errors in the random case , but not in the continues errors
 

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