半车预瞄对比

ssd7_exam1 -ssd7_exam1

基于STM32的贪吃蛇小游戏，通过按键控制蛇的方向，外接两个按键。液晶屏显示(Based on STM32 Snake Eating Game, the direction of the snake is controlled by keys, and two keys are attached. LCD Displa)

说明：  megammmmmmmvmfmfhshcc

使用k-means算法对图像进行分割，并利用遗传算法对k-means算法加以改进(The k-means algorithm is used for the segment of images, and the genetic algorithm is used to improve the k-means algorithm)

一个图书销售管理的例子，使用access数据库，其中有编辑、更新、查找等功能，适合初学者下载学习。-An example of book sales management, using access databases, including editing, update, search and other functions, suitable for beginners to learn to download.

小波包分析提取振动信号中的特征频率，实现串口的数据采集，有信道编码，调制，信道估计等。( Wavelet packet analysis to extract vibration signal characteristic frequency, Achieve serial data acquisition, Channel coding, modulation, channel estimation.)

用于对信号的盲源分离处理当中，将两混合信号分开。(In the blind source separation processing of a signal, the two mixed signals are separated.)

WannaCry勒索病毒，大家谨慎使用，后果自付。(WannaCry extortion virus is carefully used, with consequences paid.)

ceemd和eemd变换，用于信号处理，经过实际测试，可以运行(ceemd and eemd used for signal processing)

Delphi锁定文件禁止修改，以独占方式打开，其他程序不能再打开该文件，并可判断操作对象是硬盘或是文件，都可将其锁定。若锁定失败，则弹出提示。