Trabalho_BD

采用爬山法求解优化问题，一共4个文件，函数和脚本分开放(Climbing method used optimization problem, a total of four documents, functions and sub-script open)

butterworth滤波器的matlab设计，通带截止频率0.3pi，阻带截止频率0.2pi(matlab butterworth filter design, the passband cutoff frequency 0.3pi, stopband cutoff frequency 0.2pi)

自写策略，MA均线突破，20日均线和50日均线突破的策略，仅供参考(MA20 & MA50 STRATEGY)

粒子群标准算法，共六个m文件，对于粒子群算法的初学者有用。(The standard particle swarm algorithm)

DS CDMA simulation matlab source code

扩频通信 仿真的matlab源代码，仅供参考(Spread spectrum communication matlab simulation source code, for reference only)

常微分方程的初值问题与偏微分方程的数值求解问题(Initial value problems for ordinary differential equations and partial differential equations numerical solving problems)

偏最小二乘算法,是进行化学计量学计算的重要工具(algorithm of partial least squares)

说明：  《MATLAB 7.0从入门到精通》一书的配套程序——第8章的程序。(&quot MATLAB 7.0 from the entry to the master,&quot a book supporting the program- Chapter 8 of the program.)

SVD奇异值分解做降维处理，主要用于降维处理，可用于图像压缩，数据融合等领域(SVD singular value decomposition (SVD) is used for dimensionality reduction, which is mainly used for dimensionality reduction, and can be applied to image compression, data fusion and other fields.)