writing-fast-for-matlab-code

Card game Nine, developing attention.

根据产生的BA无标度网路模型，计算其平均度分布，以观察模型性质(Produce the BA scale network model to calculate the average clustering coefficient, the nature of the observation model)

多边形单纯刑法SEC-UA,用于率定新安江模型参数，自己写的，里面写的很清楚，希望对大家有用(SCE-UA XINANJIANG)

《精通MATLAB与C/C++混合程序设计》刘维第二版( Proficient in MATLAB and C/C++ mixed programming design second edition of Liu Wei)

例4：在sinc(t)信号中叠加噪声，分析对应频谱 fs=100 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=2 时间窗大小 ( x=x+0.1*randn(1,N) x=awgn(x,-10, measured ) figure plot(t,x) title( 时域信号图 ) xlabel( t /s ) y=fft(x,N) figure if mod(N,2)~=0 N=N-1 end f=linspace(0,fs/2,N/2) plot(f,abs(y(1:N/2))*2/N) title( 叠加噪声的sinc(t)信号频谱 ) xlabel( f /Hz ) figure y0=y(1:N/2) P=y0.*conj(y0)/N P=10*log10(P) plot(f,P) title( 功率谱 ) xlabel( f /Hz ) )

fast matrix multiplication

polar baseband transmission in matlab

digital signal processing, wiley publishers

说明：  数值计算啁啾光纤光栅(Numerical Calculation of chirped fiber grating)

利用matlab实现对单边带信号（ssb）进行调制与解调，适用于初学者(Using matlab to achieve single-sideband signal (ssb) for modulation and demodulation, for beginners)