PSO_TSP

A reference for FLD for face recognition.

加窗离散傅立叶变换，用DFT对离散信号进行谱分析，通过选用不同的加窗函数来抑制信号截断造成的频谱泄漏(windowed discrete Fourier transform, DFT right discrete signal spectral analysis, the increase in the alternative window function to curb the disconnect signal leakage spectrum)

对样本进行主成分分析： 把原来多个变量划为少数几个综合指标的一种统计分析方法，是一种降维处理技术(Principal component analysis on the samples: the original more than one variable is designated as a few indicators of a statistical analysis method, a dimensionality reduction processing technology )

matlab 基本的图像处理知识，可以简单的了解MATLAB的图像处理(MATLAB basic image processing knowledge)

三自由度系统的自由响应.wilson-theta和Newmark-beta求解动力学振动方程( Three degrees of freedom the system free response. Wilson-theta and the Newmark-beta dynamics vibration equation solving)

说明：  Basic of enchancement

This is the code for vector quantization by using k-means

说明：  梯形法求数值积分和simpson法求数值积分以及gauss-lengendre法求数值积分(Trapezoidal method seeking numerical integration and simpson Method the numerical integration the gauss-lengendre Method numerical integration)

10*10正方形区域内4个锚节点k个随机未知节点的最小二乘定位法MATLAB源码(10* 10 square area within the four anchor nodes k least squares random unknown node location in MATLAB source)

分块RK法求解一介偏微分方程的matlab程序，参数自己设计即可，包括自己设定的函数。(Block RK method for solving partial differential equations ordinary matlab program, the parameters can be of their own design, including its own set of functions.)