example5_11

114个数字图像处理MATLAB实验程序(114_image_processing_programs_by_MATLAB)

背景建模 前景提取 前景识别 matlab程序(Background modeling prospect identification matlab program to extract foreground)

Plot spectrum in specific form

matlab代码 用于流动边界层转捩和稳定性Orr-Sommerfeld求解 Chebyshev collocation (matlab code Orr-SommerfeldSquire system using Chebyshev collocation )

说明：  多变量丢翻图方程的求解程序，编写简单，直接运行M文件(diophtine)

qrs detection in ECG signals

PCA（主成分分析法）和ICA（独立成分分析法）的MATLAB源程序，他们是目前图像处理比较经典的特征提取方法-PCA (Principal Component Analysis) (matlab function of pca and ica of the signal)

用来生成LDPC的H矩阵，并采用BP译码，很不错的程序(Used to generate the LDPC H-matrix, and the use of BP decoding, very good program)

拨号按键识别GUI界面程序，原理采用DTMF，本程序随意按下六位数字，当按下第七位的时候屏幕清空，点击解析，结果将显示在文本框中，并有相应的声音。(GUI interface dial buttons identification procedures, principles using DTMF, this program free to press the six figures, when you press the seventh, when the screen is empty, click the analytical results will be displayed in the text box, and a corresponding sound.)

语音信号的倒谱分析，语音采样频率44000hz，取20ms一帧语音，样点数880个，起始序号40000，加汉明窗，求倒谱图(Cepstrum analysis of the speech signal, voice sampling frequency 44000hz, take 20ms one voice, the number of samples 880, starting serial number 40000, Jia Hanming window, inverted spectrum)