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huffman编码,输入对应的概率,可以输出码字和码长-Huffman coding, the probability of imported counterparts, can export code and code length
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) Compression using huffman code
-with a number of bits k per code word
-provide huffman table
Huffman coding is optimal for a symbol-by-symbol coding with a known input probability distribution.This technique uses a variable-length code t
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包括huffman编码的源代码
输入为信源符号个数信源的概率分布
输出为每个符号对应的huffman编码的码字-Including the source code for huffman encoding source input for the number of source symbols of the probability distribution of output for each symbol corresponding to the codeword huffman c
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对一组具有概率分布的数据进行哈夫曼编码,最后对编码结果输出显示。-Probability distribution on a set of data with Huffman coding, the coding results of the final output.
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此程序实现了huffman编码,程序开始输入信源个数,之后输入对应的概率,若概率值不属于0~1或概率和大于1则会要求重新输入,最终输出编码表。-This program implements the huffman coding, the program began to enter the number of sources, and then enter the corresponding probability, if not a probability or probability 0
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huffman编码生成器
函数说明:
[W,L,q]=huffman(P) 为huffman编码函数
P为信源的概率矢量,W为编码返回的码字
L为编码返回的平均码字长度,q为编码效率
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-huffman encoding function generator Descr iption: [W, L, q] = huffman (P) for
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Huffman编码实现文本文件压缩,实现最基本的哈夫曼编码,对文件进行两次扫描,第一次统计概率,第二次进行编码。压缩和解压缩时分别重新建立树,重新编码,以减小压缩后文件大小。-Huffman Coding a text file compression, Huffman coding to achieve the most basic, two scans of documents, the first statistical probability, and the second encode
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本程序用C语言编写的哈夫曼编码(Huffman Coding),该方法依据字符出现概率来构造异字头的平均长 度最短的码字,有时称之为最佳编码-Huffman coding (Huffman, from Coding) this program written in C, the average probability to construct different prefix length of the shortest codeword in accordance with the chara
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通信的数字化是它能与计算机技术和数字信号处理技术相结合的基础,而实现通信数字化的前提是信源能提供的各种用于传递的消息,例如语音、图像、数据、文字等都必须以数字化形式表示。而信源编码是数字通信系统中的重要组成部分,他是保证信号有效传输的一种重要方式。霍夫曼编码依据字符出现的概率来构造异字头的平均长度最短的码字,有时称之为最佳编码,其优越的性能被广泛使用在数字通信系统中。霍夫曼编码已经成为数据压缩的灵魂算法。本文介绍了无失真编码算法的构造,霍夫曼编码的规则和特点,同时分析了对信源进行优化的方法,最后
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Huffman编码的主导思想是根据数据符号发生的概率进行编码。在源数据中出现概率越高的符号,相应的码长越短;出现概率越小的符号,其码长越长,从而达到用尽可能少的码符号表示源数据。Huffman编码方法是接近压缩比上限的一种最佳的编码方法。-The dominant idea of the Huffman coding is based on the probability of occurrence of data symbols for encoding.The higher the prob
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这是一个用C编写的求概率型霍夫曼编码的源程序,我在VC软件里调试过的,可以下载下来直接用的,-This is the source code written in C requirements probabilistic Huffman coding, I debugged VC software can be downloaded directly use
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哈夫曼编码,C语言编写,将概率事件分别编写为对应二进制编码,适合在通信环境中传输-Huffman coding, C language, the probability of the event were written to the corresponding binary coding, suitable for transmission in a communications environment
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哈夫曼编码(Huffman Coding)是一种编码方式,哈夫曼编码是可变字长编码(VLC)的一种。Huffman于1952年提出一种编码方法,该方法完全依据字符出现概率来构造异字头的平均长度最短的码字,有时称之为最佳编码-Huffman coding (Huffman Coding) is an encoding, Huffman coding is a variable length coding (VLC) kind. Huffman coding method proposed in 1
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Huffman coding and Compression algorithm c++ code
In computer science and information theory, a Huffman code is an optimal prefix code found using the algorithm developed by David A. Huffman while he was a Ph.D. student at MIT, and published in
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哈夫曼编码(Huffman Coding),又称霍夫曼编码,是一种编码方式,哈夫曼编码是可变字长编码(VLC)的一种。Huffman于1952年提出一种编码方法,该方法完全依据字符出现概率来构造异字头的平均长度最短的码字,有时称之为最佳编码,一般就叫做Huffman编码(有时也称为霍夫曼编码)。-Huffman coding (Huffman Coding), also known as Huffman coding is an encoding, Huffman coding is a var
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霍夫曼编码的基本方法是先对图像数据扫描一遍,计算出各种像素出现的概率,按概率的大小指定不同长度的唯一码字,由此得到一张该图像的霍夫曼码表。编码后的图像数据记录的是每个像素的码字,而码字与实际像素值的对应关系记录在码表中。
GUI实现(The basic method of Huffman coding is to scan the image data first, calculate the probability of occurrence of various pixels, speci
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根据随机生成的概率分布生成huffman编码(Generating Huffman coding based on randomly generated probability distribution)
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huffman编码译码,出现数字概率分析等(Huffman coding and decoding, digital probability analysis, etc.)
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Huffman coding is a lossless data compression algorithm. Huffman coding uses variable length code to represent a symbol of the source (eg a character in a file). The code is determined from an estimate of the probabilities of appearance of the source
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Huffman coding is a lossless data compression algorithm. Huffman coding uses variable length code to represent a symbol of the source (eg a character in a file). The code is determined from an estimate of the probabilities of appearance of the source
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