NoClockpll_1

Creates Birthday Cake

灰色预测 数学建模 运筹学必备，包含资料，说明论文(Gray mathematical modeling to predict the necessary operations research, including information on paper)

empirical formula with kaiser clc clear all fs=1000 fc=250 df=50 r=0.001 f=fc/fs dw=2*pi*(df/fs) a=-20*log(r) n=floor(((a-8)/(2.285*dw))+1) if a>50 b=0.1102*(a-8.7) elseif a>=21 && a<=50 b=0.5842*((a-21)^0.4)+0.07886*(a-21) elseif a<21 b=0.0 end w=kaiser(n,b) for i=1:n if i~=(n-1)/2 hd(i)= (2*f*sin((i-((n-1)/2))*2*pi*f))/((i-((n-1)/2))*2*pi*f) elseif i==(n-1)/2 hd(i)=2*f end end for j=1:n h(j)=w(j)*hd(j) end subplot(3,1,1), plot(w) subplot(3,1,2), plot(h) subplot(3,1,3), plot(h,n)

matlab 50个练习的好例子,包括常见的算法和数学公式,方便学习(matlab 50 months of good practice examples, including the common algorithms and mathematical formulas to facilitate the learning)

主要讲解了matlab的基本语法，ppt版本。(Mainly on the basic syntax matlab, ppt version.)

In this tutorial you will learn a few of the basic functions of Matlab. First we will start working with basic mathematical functions, setting variables, and generating time series.

功率谱估计 music算法matlab实现(music algorithm of power spectral estimation and its realization)

This is a ext-informax algorithm,which can separate supergaussian and subgaussian mixed signals.

基于dtw的特定人语音识别，此为matlab语言，具体功能实现还需要自行调整(Specific human speech recognition based on DTW, this is the MATLAB language, but also need to adjust the specific function realization)

输入声音信号，分别在时域和频域计算声压级(Input sound signal, the sound pressure level were calculated in the time domain and frequency domain)