Source code with cost as a nonuniform random number generator

  • Authors:
  • Te Sun Han;O. Uchida

  • Affiliations:
  • Graduate Sch. of Inf. Syst., Univ. of Electro-Commun., Tokyo;-

  • Venue:
  • IEEE Transactions on Information Theory
  • Year:
  • 2006

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Abstract

We show that an optimal source code with a cost function for code symbols can be regarded as a random number generator generating a random sequence (not necessarily a sequence of fair coin bits) as the target distribution in the sense that the normalized conditional divergence between the distribution of the generated codeword distribution and the target distribution vanishes as the block length tends to infinity