DecompositionforFaceRecognition

this code first reads an image and decomposed it in discrete wavelet transformation.hl1 and hl2 are extracted to embed watermark. watermark is added to hl1 and lh1 and inverse dwt is applied.

sperical array in antenna and radar application

Converts binary data of any format in a string to floating point decimals of a defined fraction size. the intsize input parameter defines the size of the exponent and sets the fixed point location in the binary number. se accompanied matlab program for test of this function

计算图想的傅里叶变换并显示其频谱，本设计中显示了四种图像的频谱，供大家学习和参考，比较每一种频谱的不同！(Map to calculate and display the Fourier transform of the spectrum, the design spectrum shows four images for all to study and reference, compare the different spectrum of each!)

一种基于MATLAB的多目标最优化仿真工具箱，可以实现电力系统的多目标优化问题(MATLAB-based multi-objective simulation optimization toolbox, you can achieve the power system of multi-objective optimization problem)

matlab仿真的一些很实用的例子，学习matlab时可以参考。(some very practical examples of matlab simulation, study Matlab can refer to.)

说明：  实现求圆形、三角形、矩形的面积和周长。要求和说明如下： (一) 定义接口sharp接口 (二) 通过实现接口定义Rect、Triangle、Circle的类，并且一个构造方法，并实现求面积和周长的方法（其中三角形斜边的计算公式c=Math.sqrt (width * width + height * height ) ） (Seeking to achieve circular, triangular, rectangular area and perimeter. Requirements and are described as follows: (a) define the interface sharp interfaces (two) by implementing the interface definition Rect, Triangle, Circle of class and a constructor method, and implement methods for the area and perimeter (where the hypotenuse of the triangle formula c = Math.sqrt (width* width+ height* height) ))

说明：  这是一个自相关法求AR模型谱估计的matlab程序。(This is a self - correlation method for AR model spectrum estimation matlab program.)

用来在飞机模型设计中全机总体参数计算程序，其中包含。进行多次反复迭代运算(model airplanes used in all design parameters for the overall program, which contains. Several iterations Operational)

震动信号的预警和过零率计算，需要有自己的原始震动信号(seismic signal processing zero_-pass rate)