chrimage

一个简单的水平集演化的matlab仿真，带注释。便于初学matlab，图像处理以及水平集的同学学习。(A simple level set matlab simulation, with comments. Easy beginner matlab, image processing and level set of students to learn.)

蒙特卡洛方法 有趣的蒙提霍尔问题 求选中汽车的概率的模拟值向量(Monte Carlo method interesting Monty Hall problem seeking the analog value of the probability of the selected car vector)

在理想情况下，假设匀速直线行驶，一直杆臂长度，求杆臂速度。(In the ideal case, assuming uniform linear driving, always arm length, and the lever arm speed.)

use to find minimum variance

HILBERTAVERAGE PITCH CALCULATION

读取信号进行时频分析，wigner时频图和fft频谱图(When reading the signal frequency analysis, time-frequency diagram and fft spectrum wigner)

matlab函数速查,各种函数都可以查到，有拼音检索，还有类别检索(Quick matlab function, various functions can be found, there is phonetic search, as well as Category Search)

本算法程序基于实测汽轮机振动信号进行了测试及性能分析。理论分析及仿真结果表明，AR模型谱估计算法在阶次合适的情况下，能够取得较好的方差及分辨力性能，适合于振动信号的功率谱估计，且AIC准则为确定合理的模型阶次提供了有效依据。(This algorithm based on the measured turbine vibration signal testing and performance analysis. Theoretical analysis and simulation results show that, AR model spectrum estimation algorithm in appropriate circumstances the order, the variance can achieve better performance and resolution, suitable for vibration signal power spectrum estimation, and the AIC criterion to determine a reasonable model order provides an effective basis.)

OMP算法对一维噪声信号去噪，具体过程可参考M.Elad的matlab包,容易理解，思路清晰(OMP algorithm for one-dimensional noise signal de-noising, the specific process may refer M.Elad the matlab package, easy to understand, clear thinking)

matlab 单高斯背景模型 读取本地视频（avi)文件，并实时显示前景图像，运行速度可以达到5帧每秒(matlab single Gaussian background model)