Huffman code
英
美 [ˈhʌfmən koʊd]
网络 霍夫曼编码; 哈夫曼编码; 霍夫曼码; 哈夫曼码
双语例句
- Rate-distortion control algorithm in MPEG-4 AAC ( Advanced Audio Coding) needs to search Huffman code books many times to obtain the reference number of the current consumed bits.
AAC的码率失真控制算法需要多次检索霍夫曼码书以获得当前状态比特消耗的参考值。 - Sometimes trees may be used in a problem whose name gives no indication that trees are involved, as in the Huffman code.
有些问题确实用到了树的结构，但在它的名称中并没有表示出来，比如哈夫曼编码。 - Modified Huffman Code and Its Applications
改进的Huffman编码及其应用 - Chapter operations to write a program, the input image Huffman, display the original image entropy encoded average code word length, and be able to reconstruct the image according to encoding.
第五章作业编写一个程序，对输入的图像进行哈夫曼编码，显示原图像的熵、编码后的平均码字长度、并能够根据编码重建出图像。 - Huffman coding was used to compress these high rate 1-bit code streams in this paper.
采用Huffman编码方式对高速1bit流进行压缩。 - 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。 - Huffman Code the code is programmed with C;
Huffman编码的一种实现方法在软件方面采用C语言编程，实现模块化设计； - This paper introduces the basic theory of image compression, the work flow of static image compression, chrominance spatial conversion in algorithm, dispersed cosine transformation, code quantification, z-style scanning, Huffman code and decode.
重点介绍了图像压缩的基本原理，静止图像压缩的流程，算法中的色度空间转换、离散余弦变换（DCT）、量化编码、Z字型扫描、哈夫曼（Huffman）编码及解码。 - Applications of Dynamic Huffman Code Algorithms in the Data Compression of Power-Line Computer Network
动态哈夫曼算法在电力线计算机网络数据压缩中的应用 - A Multi-coordinate Linkage Interpolation Method with Huffman Code Tree
用Huffman树实现的多坐标联动插补算法 - A novel construction algorithm for symmetrical Reversible Variable Length Codes ( RVLC) is proposed based on the analysis of the symmetrical RVLC code tree, which is independent of the Huffman code.
在分析对称可逆变长码码树结构的基础上，提出了一种独立于Huffman码的对称可逆变长码构造算法。 - How to Make up the Unique Huffman Tree and Huffman Code
如何构造唯一的huffman树及唯一的huffman编码 - This approach uses prediction to reduce the redundancy and classical Huffman coding to reduce the average code length.
该方法应用线性预测原理减少数据的冗余度并应用Huffman编码以实现最佳平均码长。 - The article presents a Huffman code system with corresponding weight-value that can produce Huffman leaf nodes automatically with C program.
给出了一个用C程序自动产生哈夫曼树叶结点及对应权值的哈夫曼编码系统。 - Compared to the traditional Freeman chain code, the proposed one is a hybrid encoding method based on Freeman chain code, differential code and Huffman code.
与传统的Freeman链码相比，提出的压缩算法是基于Freeman链码、差分编码和Huffman编码的一种混和编码方式。 - A Modified Huffman Code Algorithm and Its Coding-Decoding Technique
改进的哈夫曼码算法及编译码技术 - This paper presents another algorithm of Huffman coding which removes tree pattern structure, using an array to simulate the creation process of binary tree so as to obtain the depth of the symbol, and then each symbol is assigned a code according to this information.
本文给出了哈夫曼编码的另一种实现算法，该算法抛开树结构，用一个数组模拟二叉树的创建过程并得到符号的深度，然后根据这一信息为每个符号分配编码。 - In this paper it has been proved by the optimal tree construction of graph theory that Huffman's code is an optimal method of coding with minimum redundancy.
本文用图论中的最优树构成法证明哈夫曼编码方法是最小冗余的最优码。 - This paper brings forward an algorithm which realizes near-lossless image compression by using the Huffman encoding in ROI and the EZW in background region. In order to increase the compression ratio, carries on the arithmetic code again to the EZW code symbol stream.
本文算法对ROI使用Huffman编码，背景区域使用EZW编码，并且为了增大压缩比，对EZW编码码流再进行算术编码。 - On average redundancy of Huffman block code
霍夫曼码平均冗余量的研究 - Wavelet transform was involved in multi-resolution dissection, and then dynamic Huffman code was performed to gain expected image.
利用小波变换实现图像的多分辨率分解，然后再对变换后的小波图像进行动态Huffman编码，最终实现压缩比较大的图像无失真压缩编码。 - Up to now, some mature technologies have been developed in the area of image compression, such as DCT ( Discrete Cosine Transform) and Huffman Code.
到目前为止，图像压缩的研究己经产生了一些成熟的技术，如DCT变换，霍夫曼编码等。 - In order to get the minimization of the cost of test sequence, an AO-based test sequence algorithm is implemented, whose heuristic evaluation function ( HFE) is Entropy or Huffman code function.
采用基于Huffman编码和条件熵的启发式评估函数，构造并实现了AO~算法。 - An Integrated Huffman Code System
用C实现完整的哈夫曼编码系统 - The direct represented gray scale NAM image can improve compression ratio by full value storage, limited rectangle storage and Huffman code storage.
直接表示的灰度矩形NAM图像可以通过全值存储、限制矩形大小存储以及Huffman编码存储来提高压缩比。 - According to the different data access probability, this paper proposes a FECL algorithm based on index structure, which schedules index nodes in multi-channel. At the same time, extensible Huffman code is adopted to search each index node.
本文根据数据项访问概率的不同，在索引结构的基础上提出FECL多信道索引节点调度算法，同时提出了采用扩展的Huffman编码对索引节点进行检索。 - In the entropy decoding stage, entropy decoding algorithm was improved combined with the construction of the Huffman tree, so the decoding time does not change with the size of code length.
在熵解码阶段，结合哈夫曼树的构建规律，改进熵解码算法，使得各码字解码时间不因码长的大小而改变。 - The algorithm aims at improving configuration speedup ratio, analyzes impact of different Huffman code length and local compression ratio to configuration speed under specific difference of data rate between configuration memory and configuration interface.
该算法以提高配置加速比为出发点，分析了配置存储和配置接口的带宽不同比值时，各种Huffman编码长度和算法局部压缩率对实际配置速度的影响。 - First DPCM forecast transformation is implemented to the medical image, then integer wavelet is done to the medical image. Huffman code and vector quantification are respectively applied to the low frequency coefficients and the high frequency coefficients in the integer wavelet domain.
对医学图像先采用DPCM预测变换后，再选择整数小波变换进行分解，对分解后的低频和高频子带分别作无损Huffman编码和有损矢量量化。