产生均匀、高斯、椒盐、对数正态、瑞利、指数、厄兰随机噪声-Have a uniform, Gaussian, salt and pepper, Lognormal, Rayleigh, exponential, beijerland random noise

这是一个matlab语言编写的噪声功能函数.实现周期性电子噪声,并用滤波器实现去噪。-It is written in a matlab noise performance function.To achieve periodic electronic noise，and use filters to achieve de-noising.