Power-Optimization

％radon transform clear all ％ N=800 n=1:N fs=200 t=n/fs x1=exp(j*2*pi*(5*t+0.5*5*t.^2)) x2=exp(j*2*pi*(5*t+0.5*15*t.^2)) x=x1+x2 ％N=length(x) ％ ambifunb(x ) ％*****************************************RAT naf=ambifunb(x) htl(abs(naf)) ％ [wh,rho,theta]=htl(abs(naf)) colormap([0,0,0]) ％ xlabel( 极半径 ) ％ ylabel( 角度 ) ％**************************************％找出峰值点的坐标,计算初始频率和调频斜率(正确) ％找出峰值点的坐标 b=max(max(wh)) [u,a]=find(wh>=0.8*b) ( Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh)

生成环形有限元网格，可改变网格系数程度，可用于达特茅斯NIRFAST软件包。(gengerates ring-shape finite element mesh with variable mesh density,applicable to NIRFAST by Dartmouth.)

盲源信号分离使用到的可设和具体的很多东西，自己下下来看(Blind Source Separation use to set up and a lot of things under their own point of view)

基于MATLAB的语音识别描述，资料描述清楚，系统的描述了语音识别的方法，具有较高的参考价值。(Description of speech recognition based on MATLAB data description is clear, the system described in methods of speech recognition has a high reference value. )

瞬时无功功率理论ip-iq法的源程序，m文件，程序有详细的解释与说明。效果比较好。可以进行谐波分析。(Instantaneous reactive power theory ip-iq method of source, m files, programs have detailed explanations and instructions. Results were better. Harmonic analysis can be performed.)

New algorithm improves the way computers interpret readings of the brain’s electrical signals

说明：  语音识别中的矢量量化（vq）的matlab程序，希望可以帮到需要的人(Speech Recognition vector quantization (vq) Matlab procedure, the desire to help people in need)

fast sedumi algorithm

说明：  matlab编程实现简单计算器 matlab编程实现简单计算器 matlab编程实现简单计算器 matlab编程实现简单计算器 (matlab matlab programming programming simple calculator Simple calculator Simple calculator matlab matlab programming simple calculator program)

反射系数与地震子波褶积合成地震记录，p，d，s分别是预设地层纵波速度、密度、及横波速度模型。其中包含可以改变主频的ricker子波，avopp是提取反射系数的程序。wigb可以对其中的多道进行强化显示。(Reflection coefficient and the convolution synthetic seismogram, the seismic wavelet p, d, s are preset formation p-wave velocity, density, and shear wave velocity model. Contains can change the frequency of the ricker wavelet, avopp is the process of the extraction of reflection coefficients. Wigb can to strengthen the multi-channel display.)