Answers to Exercises - Springer

2.4: We assume an alphabet with two symbols a 1 and a 2, with probabilities P 1 and P 2, respectively. Since P 1 +P 2 = 1, the entropy of the alphabet is −P 1 log P 1 −(1− P 1)log 2 (1−P 1). Table Ans.3 shows the entropies for certain values of the probabilities. When P 1 … ................
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