step4_2

这是小波变换理论，精确的演示了小波变换过程，值得大家好好学习(This is the wavelet transform theory, accurate presentation of the wavelet transform process, we learn worth)

MatLab环境下编程实现简单交互式单纯形法进行寻优并显示寻优结果。(MatLab environment realize simple interactive programming simplex method for optimization and display the results of optimization.)

IEEE802.16系统规定的信道模型 适用于城市环境的SUI-3模型是WIMAX系统信道建模时的必备(Requirements for IEEE802.16 channel model applicable to the urban environment of the SUI-3 model is a WIMAX system channel modeling essential)

Kalman滤波程序，可用于图像处理和信号处理中(Kalman filtering program that can be used in image processing and signal processing)

LCMV波束形成MATLAB程序，用于LCMV波束形成图形仿真(Graphic simulation for LCMV beamforming)

hfss与matlab联合仿真程序，放在toolbox里面，然后更新路径(hfss and matlab co-simulation program, on the toolbox inside, and then update the path)

利用matlab实现下面的问题：其中u(k)和z(k)分别为模型的输入和输出变量；v(k)为零均值、方差为1、服从正态分布的白噪声；为噪声的标准差；利用得到的u(k)和z(k)来辨识模型的阶次和参数。　　(Using matlab to achieve the following questions: where u (k) and z (k) respectively, the input and output variables of the model v (k) with zero mean and variance 1, follow a normal white noise noise standards Poor utilization u (k) and z (k) to identify the order and parameters of the model.)

在Matlab环境中，使用高阶有限差分算法实现双相介质地震波场正演模拟(Forward modeling for two-phase media)

只要输入低通滤波器系数，可画有负数尺度的多尺度函数的图象(As long as the importation of low-pass filter coefficient, can be painted a negative multi-scale image scaling function)

求解非线性方程组的拟牛顿法（逆broyden秩1方法）之matlab程序，采用符号运算，直接输入含参数的方程组即可。(Solving nonlinear equations of quasi-Newton method (inverse method broyden rank 1) of the matlab program, using symbolic computation, the direct input of equations with a parameter can be.)