principlecomanalysis

二阶振荡粒子群算法，提高算法的全局收敛性(SecVibratPSO)

it is a matlab code for producing qpsk waveforms

本文针对基于经验模态分解ＥＭＤ的时空滤波器存在的固有模态函数分量中频率混叠交叉导致有用信号与噪声一起被滤除的问题结合小波在时间尺度两域表征信号局部特征的特性提出了一种基于能量估计实现ＥＭＤ分解层数确定(In this paper, based on empirical mode decomposition EMD temporal filter mode functions inherent component of cross-frequency aliasing and noise together lead to useful signal is filtered in the time scale of the problem combined with wavelet domain characterization of two local features of the signal characteristics of proposed achieve energy estimation based on EMD decomposition level determined)

Digital image processing is the processing and display of images. Emphasis is placed on the modification of the image. There are three main categories of image processing

trai tim tinh yeu trong ngay valentine

说明：  用MatlAB实现GSM系统中的GMSK的调制解调(Achieved with the GSM system MatlAB GMSK modulation and demodulation)

This script can be used to control motors connected to Roboteq motor controller

说明：  This file contains matlab codes for non-linear estimation of Extende Nelson-Siegel (ASS) yield curve model

说明：   a simulation describe how the extract the CP factor in wind turbines

学习采用Matlab程序产生正态分布的二维随机数 估计类均值向量和协方差矩阵的方法 类间离散度矩阵、类内离散度矩阵的计算方法(Learning using Matlab program to generate two-dimensional normal distribution random number estimated class mean vector and covariance matrix method class scatter matrix calculation method of class dispersion matrix)