Aircraft-Stability

指纹识别，已是现在科学最发达的技术之一，个人辛苦制作，毕业设计等必备(Fingerprint identification, is now one of science' s most advanced technology, personal hard production, graduation and other necessary)

this file contains example of fuzzy PID matlab simulation including its FIS file..suitable for beginner in purpose of learning fuzzy PID.

实现QPSK调制,很好的显示了调制后的波形，且可通过改变相应参数来变换图形(Realize QPSK modulation, good show the modulated waveform, and by changing the corresponding parameter to transform graphics)

Evalsure function for wavelet processing in wavelab

this is a matlab code for meshing in finite element method

本程序包给出了数值优化常用方法的程序。优化问题应用广泛。(This package gives the commonly used methods of numerical optimization procedures. Widely used optimization problem.)

matlab 频谱分析，用于振动信号的频谱分析代码。(spectrum analysis)

用欧拉方法和龙格－库塔方法求微分方程数值解，画出解的图形，对结果进行比较分析。(using Euler method and RK method to solve the differential equations ,ploting the graph of the solution, compare and analyze the solutions)

扩频同步时频域二维分布 R=[x,y] surf(R) x:-5:0.1:5 y:-0.01:0.005:0.1(Synchronous time-frequency domain spread spectrum two-dimensional distribution of R = [x, y] surf (R) x:-5:0.1:5 y:-0.01:0.005:0.1)

作出i.i.d. Rayleigh信道上SC合并（L=2,3,5）的输出信噪比PDF曲线，并求出曲线最大值的位置。(SC combined to iid Rayleigh channel (L = 2,3,5) of the output SNR PDF curve and calculated curve of the maximum position.)