frequency_energy

MATLAB的入门知识大全！基本运算与函数；重复命令；逻辑命令(MATLAB introductory knowledge of Guinness! Basic computing and function duplicate orders logical order)

矩量法求半波振子天线的阻抗,与理论值偏差较小，比较精确(mom to calculate the z of the antenna)

说明：  基于DCT的水印图像matlab代码，主要是水印嵌入和水印提取两大主要部分(DCT-based image watermarking matlab code, mainly watermark embedding and watermark extraction are two main parts)

电弧仿真模型，delft大学，含有mayr、cassie等6种模型(Arc model, delft university， containing mayr, cassie six kinds of models)

说明：  在matlab中实现主成分分析方法，并使用FERET库的灰度图像进行测试(This package implements basic Principal Component Analysis in Matlab and tests is with grayscale portion of the FERET database. )

利用平均位移法（AD）求取混沌时间序列的延迟时间（tau），参考文献是吕金虎所著(The average displacement (AD) to strike a delay time of the chaotic time series (tau), Reference Lvjin Hu book)

本自适应算法，是格型的LMS算法，描述了反射系数对算法的影响，以及LMS算法和格型LMS算法的对比(The adaptive algorithm is grid-based LMS algorithm, the algorithm describes the impact of the reflection coefficient, and the LMS algorithm and lattice LMS algorithm comparison)

Face Recognition using wavelet transform in matlab

Sigmoid的参数求解matlab源代码，可以嵌入到各种机器学习问题中使用(Sigmoid parameters Solving Matlab source code, can be embedded into various machines used to study the problem)

说明：  基于卡尔曼滤波器的PID控制的matlab程序。(Kalman filter-based PID control)