linear_array

自动进行自回归频谱分析，该程序是MATLAB编写的(Automatically autoregressive spectrum analysis, the program is written in MATLAB)

使用吗matlab语言，实现很多模式识别上的经典算法，如PPerceptron_Batch算法等，已通过测试。 (Use the Matlab language, and many classic pattern recognition algorithm, such as PPerceptron_Batch algorithm has been tested.)

matlab code for image registration for medical images

非线性整数规划算法，求解非线性整数规划活混合规划问题，常用的算法是分枝定界算法。基于该算法编成的现成函数bnb20()(Nonlinear integer programming algorithm for solving nonlinear mixed integer programming live planning problem, commonly used algorithms are branch-and-bound algorithm. Based on the algorithm into off-the-shelf function bnb20 ())

说明：  解两点边值问题的有限元程序代码（matlab）(Solution of Boundary Value Problems of Finite Element code (matlab))

xs128 SPI 控制数码管 串行通信(the xs128 SPI control digital tube serial communication)

说明：  特殊函数计算 gamafun 用逼近法计算伽玛函数的值 lngama 用Lanczos算法计算伽玛函数的自然对数值 Beta 用伽玛函数计算贝塔函数的值 gamap 用逼近法计算不完全伽玛函数的值 betap 用逼近法计算不完全贝塔函数的值 bessel 用逼近法计算伽玛函数的值 bessel2 用逼近法计算第二类整数阶贝塞尔函数值 besselm 用逼近法计算变型的第一类整数阶贝塞尔函数值 besselm2 用逼近法计算变型的第二类整数阶贝塞尔函数值 ErrFunc 用高斯积分计算误差函数值 SIx 用高斯积分计算正弦积分值 CIx 用高斯积分计算余弦积分值 EIx 用高斯积分计算指数积分值 EIx2 用逼近法计算指数积分值 Ellipint1 用高斯积分计算第一类椭圆积分值 Ellipint2 用高斯积分计算第二类椭圆积分值 (Calculation of Special Functions)

解线性方程组的直接法，我搜集的matlab程序，希望对同学有用，希望大家学习！(Solving linear equations, direct method, I collected the matlab program, the students hope to be useful, I hope you learn!)

窗函数法设计一个数字带通FIR滤波器，仿真效率很高的，独立成分分析算法降低原始数据噪声。( A window function design FIR digital band-pass filter, High simulation efficiency, Independent component analysis algorithm reduces the raw data noise.)

已知一个序列x(n)=0.5cos(0.55*pi*n)+cos(0.45*pi*n),时域FFT分析其频谱。 （1）使用不同宽度的矩形窗截断该序列为M点，取M分别为：20，40，160,观察不同长度对频谱影响；（2）使用哈明窗和凯泽窗重做；（3）对三种窗的结果进行分析比较；（4）总结窗类型和长度对频谱分析的影响。 (Known a sequence x (n) = 0.5cos (0.55* pi* n)+ Cos (0.45* pi* n), time-domain FFT analysis of its spectrum. (1) use a different width of the rectangular window of the sequence for M cut-off point, take M are as follows: 20,40,160, observing the impact of different lengths of the spectrum (2) the use of Hamming window and the Kaiser window redo (3 ) on the three windows analyzed and compared the results (4) summarize the type and length of window for spectrum analysis.)