part_I

说明：  经典无网格教程的随书算法的例程，属于第二章例程(Classical meshless algorithm tutorial with the book routines, routines that belong to the second chapter)

1.median_filter (功能:使用中值濾波器去除雜訊) 2.mean_filter (功能:使用平均濾波器去除雜訊) 3.fl_stein (功能:使用誤差擴散法,將影像量化和混色) 4.Central_limit (功能:畫圖並證明中央極限定理) (1.median_filter (function: use median filter to remove noise) 2.mean_filter (function: using the average filter to remove noise) 3.fl_stein (function: using the error diffusion method, the image quantification and blending) 4. Central_limit (function: drawing and prove the central limit theorem))

说明：  matlab下数字信号处理实现例程，包括FFT进行信号频谱分析，窗函数法设计FIR滤波器，IIR滤波器的实现等(matlab under the realization of digital signal processing routines, including the FFT signal spectral analysis, the window function design FIR filters, IIR filters to achieve such)

ISAR成像RD算法，设定目标点数为74时的仿真程序(RD SAR imaging algorithm, set a target of 74 points when the simulation program)

noise removal by open close filter

IN THIS THERE IS THE IMAGES FOR THIN PLATES SPLINE ALGORITHM

空间匹配滤波器的输出信号 2D波束方向图 不同扫描方向的波束方向切面图(Spatial matched filter output signal in Fig 2D beam scanning direction different from the direction of the beam section of FIG.)

Matlab 实现格子玻尔兹曼方法，可以直接运行，很适合初学者(Lattice Boltzmann method implemented by Matlab)

用于复合材料mindlin板单元振动计算，可以调整是否输出振动模态(It is developed for composites laminates vabration FEM, using the theory of mindlin plate.)

读取radarsar数据的MATLAB程序(MATLAB program to read the data radarsar)