duffing

segmentation using histogranm

Yagiuda antenna pattern by matlab

Another inverse kinematic of two link manipulator, robots.

ARMA模型的功率谱估计程序，简单易懂，免费下载。(spectral estimation)

实现两组数据的相关分析，计算相关系数和假设检验值，同时进行线性拟合(Achieve two sets of data correlation analysis, hypothesis testing and calculation of correlation coefficient values, and linear fit)

IDEA cryptography document

To Encode the image data and compressed with important data of image

该图片是对无线传感网络，从能量和死亡节点进行仿真验证，所用算法为改进量子遗传算法(The picture is a wireless sensor network nodes and death from energy simulation, the algorithm used to improve the quantum genetic algorithm)

LDA降维是常用的降维手段之一，其本质假设为数据的高斯分布。是有效常用的有监督学习降维工具。(LDA dimension reduction is one of the commonly used dimensionality reduction methods, and its essence is assumed to be the Gauss distribution of data. It is an effective and commonly supervised learning dimensionality reduction tool.)

白中英的计算机组成原理（第二版），很经典的。(Bai Zhongying of Computer Organization (second edition), very classic.)