pulse_integration

对adc采样信号进行频谱分析，计算信噪比，有效位数等等重要参数(Adc sampling signal for spectrum analysis, calculate SNR, the effective number of bits so the important parameters)

English learning ,Easy verbal and synonyms for CAT.

matlab的一个函数手册，包含常用函数，pdf格式(a function of matlab manual contains commonly used functions, pdf format)

Phase_Unwrapping_2D，对SAR干涉图进行二维相位解缠(Phase_Unwrapping_2D,the program for 2D Phase Unwrapping)

四种SVM工具箱的分类与回归算法：包括LS_SVMlab,OSU_SVM3.00,stprtool_svm,SVM_SteveGunn(Four kinds of SVM classification and regression algorithm toolbox include: LS_SVMlab, OSU_SVM3.00, stprtool_svm, SVM_SteveGunn)

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 ) )

均匀介质二维声波数值模拟，采用clayton-engquist 1阶边界条件。有公式及参考文献。带有速度模型以及雷克子波函数，解压后直接运行就可以(2D acoustic numerical simulation of a homogeneous medium, using the clayton-engquist 1-order boundary conditions. Formulas and references. With the velocity model and the the Ricker wave function, and can run directly after decompression)

说明：  speech recognition using matlab

说明：  基于置信传播算法的信道均衡器性能研究仿真(belief propagation)

运用matlab这个软件运用递归方法运算出任意一个数的阶乘(The use of this software using a recursive method matlab computing factorial of a number of arbitrary)