backpropagation

640*480 256 色 .BMP 文件显示程序，可以浏览、同时显示 4 幅图象，也可以 在屏幕上开 一个窗口显示 .BMP 图象，并可以使用上下左右箭头键、PageUp/PageDown、Ctrl+Left、Ctr l+Right键浏览整幅图象，在S3、ATI等VGA卡上 调试通过(640* 480256 color. BMP file display program can browse, also showed four images on the screen can also open a window on the show. BMP images and can be used above and below the arrow keys, and Page/Prompt, Ctrl Left, Right keys Ctr l View the entire images in S3, ATI VGA cards such as debugging through)

本代码为自己编写的SAD算法，通过blackcar序列验证了算法的正确性。(I have written the code for SAD algorithm, blackcar sequences show that the algorithm is correct.)

probability based programs

锁相环和锁频环在数字costas环中的应用.pdf 一篇关于costa环路的新颖设计方案，包含大量的仿真图和性能分析，对学习锁相环有很大帮助(And frequency-locked loop PLL digital costas loop in the application. Pdf a novel about the costa loop design, contains a large number of simulation map and performance analysis are very helpful for learning PLL)

仿真实现接收信号并进行数字下变频处理，并进行了滤波，实现了降采样率的处理过程(The received signal is simulated and processed by digital down-conversion, and filtered. The process of reducing sampling rate is realized.)

该程序可以实现图片的拖拽，放大和缩小等简单的处理。(The program can drag images, zoom in and out such simple treatment.)

gps信号的自相关，以及boc信号的自相关(gps signal autocorrelation, and boc autocorrelation)

matlab 端面抽运高功率双包层光纤激光器数值仿真，利用bvp4c（）解两点边值问题。(matlab end-pumped high power double-clad fiber laser numerical simulation using bvp4c () BVP for the solution.)

Alamouti STBC matlab code________187hjdjbjbcnk c dcb c jbcjh cjb bdjbjcdbjbcdjbj cbjhbdc

说明：  基于MATLAB的DSP调试方法,很详细的说明，对初学者很有帮助(MATLAB-based DSP debugging method, very detailed instructions, helpful for beginners)