fig1_19

本人收集matlab实现最小二乘法线性、一元多项式拟合、多元二次拟合、自编函数曲线拟合程序，有文档说明(I collect the linear least squares method matlab realize, one yuan polynomial fitting, multivariate quadratic fit, self-function curve fitting procedures, documentation)

用于超声仿真的matlab，用于仿真B超，声辐射力，血流成像(For ultrasound simulation matlab, for simulation B ultrasound, acoustic radiation force, flow imaging)

采用PQ分解的潮流计算 ，附加5个节点的验证(Flow distribution PQ)

用MATLAB实现图像的显示、转换叠加等重要操作。。。。。。。(Using MATLAB to achieve image display, conversion and other important operations overlay. . . . . . .)

有井曲线作为输入可计算其地震波的衰减,针对EMD方法的不足,分析了该信号的时域、频域、倒谱，循环谱等。( There is a well attenuation curve as input to calculate its seismic waves, For lack of EMD, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.)

Simulation fo Modsl referance adaptive controller for a first order system in matlab

小波包分析提取振动信号中的特征频率，包含了阵列信号处理的常见算法，算法优化非常好，几乎没有循环。( Wavelet packet analysis to extract vibration signal characteristic frequency, Contains a common array signal processing algorithm, Algorithm optimization is very good, almost no circulation.)

说明：  此模型为MATLAB仿真DAB三重移相的六种工作模态。(This model is matlab simulation DAB triple phase shifting .)

说明：  RRT基本算法仿真，基于三维环境仿真，可更改障碍区(path planning,based on RRT algorithm,obstacle avoidance,robot,)

this m.file produces channel coefficient with some error, in which the estimation error follows a random variable with zero mean and variance of MSE. lat is the latitude of BS places at different cells which is used to determine the number of BSs in the networks