ftest0

idft using dit fft of the sequence and comparing using ifft function

1利用噪声子空间进行信道估计 2两种ESPRIT算法 3两种MUSIC算法(1a subspace method for the bind identification of multichannel 2 two kinds of ESPRIT 3 two kinds of MUSIC)

分治算法的介绍和C源程序。包含数学建模的分治算法的编程心得(The introduction of the divide-and-conquer algorithms and C source.)

CSA 1directional for motion estimation

针对焊接过程光谱的去噪问题进行分析，利用matlab编写去噪程序(Analyze the welding process for de-noising issue of the spectrum, the use of de-noising procedure matlab prepared)

可以很好地分析信号的包络谱，效果非常的明显，并且已经在matlab上成功运行(Is a good way to analysis the spectral envelope of signal, effect is very obvious, and it has been successfully run in matlab )

利用最小二乘法进行拟合多元非线性方程，最小二乘回归分析算法，计算目标和海洋回波的功率谱密度。( Multivariate least squares fitting method of nonlinear equations, Least-squares regression analysis algorithm, Calculating a target and ocean echo power spectral density.)

OFDM系统仿真OFDM系统仿真OFDM系统仿真OFDM系统仿真(OFDM System Simulation OFDM system simulation OFDM system simulation OFDM System Simulation)

语音分析程序，包括语音分帧、短时能量计算等，对初学者很有帮助。(procedure for speech analysis,contains frame and energy caculate, it is usful.)

simple code for filtering image