s_power_spectrum

Code for motion estimation using the DS (diamond search) algorithm.

matlab曲线拟合工具箱使用说明，可以直接得到拟合曲线的表达式。(matlab_curve)

频谱选取，一般用于后续向量机的诊断的特征。进行了频谱分析后对每个频带的能量进行分离开。(Spectral selection, generally for subsequent diagnostic feature vector machine. Spectrum analysis conducted after the energy of each frequency band to leave.)

三维射线跟踪程序代码1，对研究电离层中射线跟踪有帮助(1 three-dimensional ray-tracing code, the study of ray tracing in the ionosphere help)

简单实用matlab中自带eigs函数来解决薛定谔方程，程序简单易用，正确率高，且所得波函数与解析解一样(matlab program for solving schrodinger equation)

In computer science, particle swarm optimization (PSO) is a computational method that optimizes a problem by iteratively trying to improve a candidate solution with regard to a given measure of quality.

D2D代码仿真，基于matlab通信系统仿真模型的设计例程(D2D code simulation, design routine of communication system simulation model based on MATLAB)

说明：  近程模式下的单脉冲信号产生，频谱图,模糊函数图,模糊度等高线图，自相关函数图和多普勒敏感度(Single pulse signal generation, spectrogram, fuzzy function graph, ambiguity contour map, autocorrelation function graph and Doppler sensitivity in short-range mode)

找到了比较全的摄像机标定程序,与我设计相关,能够运行出结构,棋盘格,张正友法(Find a relatively full of camera calibration procedures associated with my design, can run out of the structure, checkerboard, Zhang Zhengyou method)

基于PCA 和BP 神经网络的人脸识别方法是针对 PCA 方法中存在的高维数问题和它对未训 练过的样本识别率低的缺点而提出的。该方法在预处理的基础上，利用粗糙集对 PCA 降维处理后的人脸特征进行约简，提取其中分类能力强的特征，实现在识别精度不变的情况下，有效的去除冗余信息；然后将约简后的属性输入到神经网络进行规则提取，利用神经网络非线性映射和并行处理的特点，增强对人脸图像识别的泛化能力。实验证明，使用该方法在识别率上有一定的提高(Face recognition method based on PCA and BP Neural Network)