zp

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))

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)

实现图像的jpeg无损压缩，可以在linux系统下经过交叉编译器编译后在arm上实现，已经写好makefile文件(Realize jpeg image lossless compression, you can linux system through cross-compiler to compile in the arm to achieve, has written makefile file)

经压缩，仅为26M，体积小，速度快，可以作为一般维护、办公用途的内存盘运行版迷你98系统(After compression, only 26M, small size, speed, can be used as general maintenance, office uses memory to run version of the mini disc 98)

bmp转换为jpeg,jpeg压缩的源代码 程序用vc实现了bmp图片转换成jpeg图片(converted to jpeg bmp, jpeg compression source code procedures used vc realized bmp images converted into jpeg photos)

代码实现了基于ARM7的MPEG-4视频解码器，由C代码和汇编混合编写，已经在ARM7TDMI平台调试通过。(Code based on the ARM7 realize the MPEG-4 video decoder, from C code and compilation of mixed-prepared, has been adopted ARM7TDMI debugging platform.)

说明：  压缩感知理论及其新的进展，压缩感知理论入门资料(Compressed sensing theory and its new progress, introductory information on compressed sensing theory)

本课题研究设计了一个图形用户界面（Graphical User Interface，简称 GUI，又称图形用户接口），用以调用显示出心音信号的时域波形、频域波形、能量分布、心率以及一些特征信息。(This paper has designed a graphical user interface (Graphical User Interface, referred to as GUI, also known as the graphical user interface),which used to show the original time-domain waveform,amplitude waveform, energy distribution,,heartrate and some characteristic information.)

SPIHT算法研究，小波变换，图像压缩。。。。(Research on SPIHT algorithm,Wavelet transform, image compression)

电力输发电系统可靠性评估程序 解析法 系统数据在压缩包里(Power transmission and generation system reliability evaluation process analytical method system data compression bag)