【Key words】 data compression; lossless compression; loss compression; Huffman method;
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The algorithm uses a fixed set of complementary parity codes to replace the encoding table that dynamically generated by the traditional Huffman method.
该算法使用固定奇偶码,省去了传统算法动态生成哈夫曼树的繁琐过程;
Huffman coding USES a specific method for choosing the representation for each symbol where the most common characters using shorter strings of bits then are used for less common source symbols.
Huffman编码使用一种特定方法选择每个符号的表示,使用当时短位字符串的最常见的字符被使用,而不使用不常见的源符号。
Experimental results were compared with Huffman code, and through analyzing, this code method has advantage when probability of gray scale is distributed equally.
其实验结果与哈夫曼编码做了比较,经过分析,此编码方法在灰度级概率均匀分布时具有优势。
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