example13_12

非线性方程组(nonlinear equations)

本源代码主要实现谐波小波的分解及重构的matlab程序。(Source code of the main harmonic wavelet decomposition and reconstruction of the matlab program.)

关于Digital Signal Process中FIR ， IIR滤波器的设计与实现(on Digital Signal Process FIR. IIR Filter Design and Implementation)

最新的改进旋转门的双链量子遗传算法，该算法采用一种改进的量子旋转门对种群中的染色体进行更新，有效提高算法的收敛速度。(Duplexes improved quantum genetic algorithm latest revolving door, the algorithm uses an improved quantum revolving door of the population of chromosomes updates improve the convergence speed.)

this is audio retrieval based on the feature extraction such as FFT, STFT, and Power Spectral Density

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(extract information based on the instan eous features : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, a signal to one of the instantaneous frequency of the power spectral density of the maximum, According to 16QAM and QPSK signals XI axis projection in the different performance parameters raised.)

pwm整流器的建模仿真，主要为数据分析和统计，实现串口的数据采集。( Modeling and simulation pwm rectifier Mainly for data analysis and statistics, Achieve serial data acquisition.)

This funtions draw circles to the limbic and pupillary boundary. this function is used in the daugman algorithm after the steps of thresholding and partial differeniation.

上海交通大学最优化练习题1，复习考试必备习题(Shanghai Jiaotong University, 1 optimization exercises, review exercises necessary tests)

1 gaussian random variable generation and plotting using matlab code