ivsdk

基于霍夫曼算法的压缩与解压程序。其中压缩与解压的exe是分开的。(Using Hoffman algorithm to compress and decompress)

一种改进的方案，它针对硬故障集的特点利用指示频率连续长度码(FDR码)进行二次编码压缩。该方法充分利用测试集中无关位较多而测试模式之间变化位较少的特征，应用贪心算法对预先计算的测试集进行了重新排序，尽可能的使相邻的向量间具有最少的不同位，排列成一个最佳的差分向量序列，然后应用FDR码对差分向量序列进行编码,最后对压缩结果重新分块，按照一次压缩的流程进行二次压缩。在解压时，使用片上解压电路解压，能高效地还原出原测试集。最后通过对Soc部分标准电路硬故障集的测试结果显示，本方案具有较好的压缩率。(a new improved method was proposed in the paper,the method using Frequency-Directed Run-length(FDR codes)coding for the twice aimed at hard-fault. It fully takes advantage of the characters that there are many don’t-care bits in the test set but a few different bits between the test patterns, Then it applies the greed calculate way to sort the precomputed test sets and make the close together vector have the least different sites possibly. It uses the FDR codes to coding the vectors,then blocks the results and uses the FDR codes to compress for the second time. Decompression used of on-chip circuit extract unpack,it will be deoxidize the original test efficient.using the hard-fault to compress and the experimental results prove that the improved coding method of this paper has the better compression ratios has been proved at last. )

pcl 源码 点云数据的压缩显示，压缩数据的算法(display pcl source point cloud data compression algorithm to compress data)

VC编程实现LZARI压缩算法经典代码VC programming LZARI classic code compression algorithm (VC programming LZARI classic code compression algorithm )

加密、压缩(The Examples of Encrypt and Compression)

使用哈弗曼算法，对文件进行压缩然后再进行解压。(Use the Huffman algorithm to compress the file and then decompress.)

这是lzw算法源程序代码，纯c语言编程实现，希望对您有用。(lzw algorithm source code, pure c programming language, and I hope to you useful.)

对输入的字符进行哈弗曼编码，生成编码表，计算压缩比等(haffman tree)

简单易用的制作压缩包软件，原著老毛桃。使用简单，压缩时间快(easy to use for make cab)

有关算术编码对文本压缩的程序在c++环境中实现(about arithmetic compressed)