compute_curvature

复合辛普森 改进欧拉法 高斯消去法 复合梯形法(Improved Euler Method Composite Simpson composite trapezoidal method of Gaussian elimination)

lanczos算法 计算矩阵特征值 说明要这么长干嘛，说清楚就好了啊(lanczos algorithm for eigvalue)

此代码为三维菲涅耳全息图的再现代码，但是有部分错误还未完全研究明白(This code for the three Wei Feinie ears hologram reproduction code, but some of the error is not fully understood)

说明：  MATLAB GUI设计实例程序（大学物理）

matlab 从心电信号中计算心率的小程序，很好用！！(matlab calculate heart rate from ECG small program, easy to use! ! )

实现由matlab中数据先传入txt，再传入access数据库的函数。(First incoming txt, incoming access database functions by matlab data.)

speed control BLDC motor

巴特沃思滤波器matlab程序处理，包含高通、低通等等(butteword filter)

侧边伸缩导航栏效果，精选ios编程学习源码，很好的参考资料。(The side effect of stretching the navigation bar, select learning IOS programming source code, a good reference.)

This tool launches a GUI for thresholding an intensity input image. A line on the histogram indicates the current threshold level. A binary image is displayed in the top right based on the level, click and drag the line. The output image updates automatically.