December 2002
Intermediate to advanced
454 pages
25h 39m
English
Content preview from Lossless Compression Handbook
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80 PART II/COMPRESSION TECHNIQUES
4.2 HUFFMAN CODES
Huffman codes solve the problem of finding an optimal codebook for an arbitrary probability
distribution of symbols. Throughout this chapter, we will use the following conventions. The
uncompressed string of symbols will be the
message
and its alphabet will be the original or
message alphabet. The compressed output will be composed of output symbols. We will call a
code
a string of output symbols associated with a message symbol, and a
codebook
will be the
set of all codes associated with all symbols in the message alphabet. A codebook can be seen
as a function ...
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