c-v4

峰值信噪比的源函数，数值越大，表示图像越清晰，反之，图像模糊。(Source function peak signal to noise ratio, the greater the value, the image is more clear, on the contrary, the image is blurred.)

说明：  利用mean5—3平滑对曲线进行拟合，可用于摩擦系数曲线，非线性数据进行拟合(Fit the curve with mean5-3 smoothing, which can be used for friction coefficient curve and nonlinear data for fitting)

数字信号处理--基于计算机的方法答案 第三版 第三章 答案(EXAMPLES)

some code for radar system simulation

洪水模型（圣维南方程的差分求解方法） All Right Reserved 城市公共安全应急系统中一维洪水演进及其可视化研究 (Flood model (method for solving the Saint-Venant Equations) All Right Reserved Urban Public Safety Emergency System of a Weihong Evolution and Visualization of water )

通过运用matlab软件对图像进行直方图处理，从而达到处理的效果(By using matlab software for image histogram processing, so as to achieve the effect of treatment)

各向异性去噪，考虑到空间域的临近关系，同时考虑灰度的相似性，是相对比较经典的去噪模型(Anisotropic denoising, taking into account the close relationship between the spatial domain, taking into account the similarity of gray, is a relatively classical denoising model)

可以用svpwm的一种仿真研究，用于对PMSM控制的研究，在matlab环境下(SVPWM can be used as a simulation study, for control of PMSM in matlab environment)

《matlab语言常用算法程序集》随书代码(" Matlab language commonly used algorithm for assembly" with the book code)

说明：   格式：x=masor(A,b,omega,x0,ep,N) A为系数矩阵，b为右端向量， 用途：用复辛普生形公式求积分。( Format: x = masor (A, b, omega, x0, ep, N) A as the coefficient matrix, b for the right-hand side vector, Uses: The complex shape Simpson quadrature formula.)