Information-hiding

一个倒立摆的控制方法，其中包括了简单控制和状态复杂控制方案。(An inverted pendulum control methods, including the simple control and state complex control scheme. )

三相逆变桥PWM电流滞环控制Simulink仿真，另加一滤波器观看PWM经过低通滤波后的波形，适合电力电子初学者(Three-phase PWM inverter current hysteresis control Simulink simulation, plus a watch PWM filter through after the low-pass wave filter for power electronics for beginners)

说明：  边缘检测，sobel，canny，Roberts，等算子边缘检测matlab代码(Edge detection, sobel, canny, Roberts, and other operator edge detection matlab code)

matlab实现，验证奈奎斯特采样定理，对信号求傅里叶变换的数值解，数值求解，画出时域图，频域图(matlab implementation, verification Nyquist sampling theorem, Fourier transform of the signal find the numerical solution, numerical solution, draw the graph in time domain, frequency domain graph)

如何在Matlab环境下执行频谱分析，修改和重新合成声音。(how to perform spectral analysis, modification and re-synthesis of sound)

级联积分－梳状(Cascaded Integrator–Comb，CIC)滤波器，是种高 效滤波器。它是一种线形相位FIR滤波器，由工作在高抽样率的级联理 想积分器和低抽样率的级联微分器组成,根据抗混叠和抗镜像的指标 确定所需的级联数目。 (Cascaded integrator- comb (Cascaded Integrator-Comb, CIC) filter, is the kind of high efficiency filter. It is a linear phase FIR filter, high sampling rate by the work in the cascade of an ideal integrator and a low sampling rate of the cascade differentiator formed, according to anti-aliasing and anti-mirror of the indicators to determine the number of required cascade.)

解二维possion方程，利用pcg方法求解第一类边值问题(Solution the dimensional possion equation, using the pcg method for solving the First Kind Boundary)

its used for speech recognition

matlab常见错误的提示和原因以及解决方法(matlab tips for the causes of common errors and solutions)

基于曲率尺度空间（CSS）的图像边缘特征点检测matlab程序。(Detection matlab program based on curvature scale space (CSS) image edge feature points.)