Compression

交叉熵实现多元高斯混合模型优化的源代码，供大家学习使用(Realize cross-entropy optimization of multi-Gaussian mixture model of the source code for the U.S. study the use of)

读图转灰度3 bit量化，模拟游程编码解码过程(Gray Level 3 Bit Quantization for Run-length Coding and Decoding)

说明：  一个上课很好用的课件，是您编程的很好帮手(why)

ansys 分析 圆环的受力:一个的圆环,受一对过直径的集中 应力, 作用下发生1mm的压缩量（如图所示）。已知材料的弹性模量E＝2.0GPa，泊松比为0.3。用平面应力单元PLANE82分析圆环内部的应力分布情况(ansys analysis by the Circle : A Circle and the one across the diameter of the concentrated stress, occurred under 1 mm compression volume (as shown). Known material elastic modulus E = 2.0GPa, Poisson's ratio of 0.3. Plane stress analysis modules PLANE82 Circle internal distribution of the stress)

MATLAB图像压缩JPEG编解码算法,多种参数对比，代码详细实现JPEG编解码标准算法(MATLAB codec JPEG image compression algorithm, multi-parameter comparison, the code in detail to achieve the standard JPEG codec algorithm)

说明：  使用霍夫曼huffman 編碼方式 對文件進行壓縮 程序很簡單 主要是幫助新人了解霍夫曼編碼的實現方法(The use of Huffman huffman encoding file compression program is very simple principal is to help newcomers understand the Hoffman encoding method)

arithmetic compression

说明：  JPEG压缩，matlab实现的JPEG压缩算法(JPEG compression, matlab code)

完整的SNIC的算法，可直接运行，无需其他操作(SNIC algorithm, can run directly)

从Zip文件创建，添加，提取，更新，删除文件 读/写密码保护的Zip文件 支持AES 128/256加密 支持标准邮??编加密 支持Zip64格式 支持存储（无压缩）和Deflate压缩方法 从Split Zip文件创建或提取文件（例如：z01，z02，... zip） 支持Unicode文件名 进度监视器(Create, add, extract, update, delete files from Zip files Read/write password-protected Zip files Support for AES 128/256 encryption Supporting Standard Postal Encryption Support Zip64 format Supporting storage (uncompressed) and Deflate compression methods Create or extract files from Split Zip files (e.g. z01, z02,... Zip))