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zip
压缩与解压缩类;压缩文件至.zip包内,增加文件至.zip包内,及解压缩相关操作。(zip and unzip。)
- 2013-10-14 10:16:38下载
- 积分:1
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Huffman
用C++的模板类实现的霍夫曼树及其编码过程,可视地展示霍夫曼树的结构。(Huffman tree and its encoding process to achieve C++ template class, visual display of the structure of the Huffman tree.)
- 2012-06-26 14:52:57下载
- 积分:1
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DS4
设电文字符集D及各字符出现的概率F如下:
D={a,b,c,d,e,f,g,h}(字符数n=8)
F={5,29,7,8,14,23,3,11}( )
编写完成下列功能的程序:
①构造关于F的Huffman树;
②求出并打印D总各字符的Huffman编码。
程序结构: 类型说明;
构造Huffman树的函数:Huffman_tree(H[m+1]);
求Huffman编码的函数:Huffman_code(code[n+1]);
main()
{ 变量说明;
输入字符集D及频率F;
调用Huffman_tree(H);
调用Huffman_code(code);
打印编码;
Y 继续?
N
停止
}
- 2015-06-06 16:41:33下载
- 积分:1
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61IC_H4231
PAV (H265) 是 音视频 压缩解压 协议,非常不同于H264/MPEG4,ZPAV (H265) 的基本算法 是 小波,多级树集合群,广义小波,数学形态小波,......
ZPAV (H265) 基本算法 :
1,图象与声音分解与合成 :小波 ;
2,图象与声音前处理 :小波子带零交叉降噪,目标纹理处理,语音处理 ;
3,速率控制 :小波子带熵速率控制 ;
4,量化与反量化 :小波子带熵量化与反量化 ;
5,低频分量和高频分量的降维 :小波子带邻域交叉降维 ;
6,运动矢量和量化表的分解与合成 :广义小波 ;
7,位面编码 :数学形态小波,多级树集合群,嵌入零树,位面降维 ;
8,位流编码 :算术编码,熵编码 ;
9,运动估计 :宏块最优决策,运动矢量预测 ;
A,运动搜索 :钻石,大钻石,小钻石,方形 ;
B,图象与声音后处理 :低通滤波,断点重构,宏块平滑 ;
C,误码纠错 :矢量仿真,帧间仿真 。
(The PAV (H265) is the audio and video compression and decompression protocol, is very different from H264/MPEG4
ZPAV (H265) algorithm is a wavelet, multi-level tree collection group, and generalized wavelets, mathematical morphology, wavelet, ...
ZPAV (H265) algorithm:
1, image and sound decomposition and synthesis: wavelet
2, image and sound processing: wavelet sub-band zero-crossing noise, target texture processing, speech processing
3, the rate control: wavelet subband entropy rate control
4, quantization and inverse quantization: Wavelet subband entropy quantization and inverse quantization
5, the dimensionality reduction of the low frequency component and high frequency components: the wavelet subbands neighborhood cross-dimensionality reduction
6, the decomposition and synthesis of the motion vector and quantization tables: generalized wavelet
7, bit-plane coding: the mathematical form of wavelet multi-level tree collection group, embedded zerotree, bit plane)
- 2012-03-07 16:22:55下载
- 积分:1
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sm3
C++编程SM3压缩算法源码,接口简单易用(SM3 compression algorithm)
- 2012-07-06 23:10:00下载
- 积分:1
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CST_Cversion
基于类函数形函数的参数化建模方法,适用于气动设计和优化(Class/Shpae Transform method)
- 2020-12-09 16:59:19下载
- 积分:1
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MyBitMapCompress
说明: 一个简单的32位位图压缩算法,基本思想是,扫描像素点,后面有雷同的就记下重复次数。(A simple 32-bit bitmap compression algorithm, the basic idea is to scan pixel, behind identical repetitions on the record.)
- 2010-04-13 22:43:43下载
- 积分:1
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arithmetic
有关算术编码对文本压缩的程序在c++环境中实现(about arithmetic compressed)
- 2013-11-28 23:19:16下载
- 积分:1
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zip
压缩与解压缩类;压缩文件至.zip包内,增加文件至.zip包内,及解压缩相关操作。(zip and unzip。)
- 2013-10-14 10:16:38下载
- 积分:1
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cockroach
用于对图像的huffman编解码,创建了图像界面,按照提示操作(Huffman codec used on the image to create a graphical interface, follow the prompts)
- 2012-05-29 12:45:47下载
- 积分:1