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.

各种资源分配算法实现，这是第二能量熵的matlab代码，有信道编码，调制，信道估计等。- Various resource allocation algorithm, This is the second energy entropy matlab code, Channel coding, modulation, channel estimation.