HUFFMAN编码。对一片文章进行HUFFMAN编码，并计算它的信源熵，与编码后的平均码长进行比较。-HUFFMAN coding. Of an article to HUFFMAN coding, and calculate the entropy of its source, and the encoded average code length for comparison.

霍夫曼编码非常实用的小程序 ，实用matlab编写-Huffman coding is very useful for small programs, preparation of practical matlab

hufman coding. Input QUALITY determines the amount of information that is lost and compression achieved. Y is an encoding structure containing fields: Y.size Size of X Y.numblocks Number of 8-by-8 encoded blocks Y.qualit

huffman的编码和译码程序，使用matlab编写。根据码字可生成相应码字状态转移路径图，可用来比特级软译码(The coding and decoding program of Huffman is written in MATLAB. The corresponding code word state transfer path graph can be generated according to the code word, and it can be used for bit lev