welch-snr

关于DSP方面的FIR滤波器的设计的matlab程序。(On the DSP' s FIR filter design matlab program.)

人脸表情识别中的2DPCA方法，非特定人识别。(Facial Expression Recognition in 2DPCA method, non-specific Recognition.)

详细讲述了，matlab与VC++6.0的混合编程(Described in detail, matlab mixed with VC++6.0 programming)

this is tree program, i made this program for comply my daily task on class computer programing in semester 2.

线性调频信号，sar合成孔径雷达点目标成像，一维成像(Chirp signal, sar SAR point target imaging, a one-dimensional imaging)

常用二极管的七种用法，里面有详细的介绍和分析。(Seven kinds of usage about diode，there is a detailed introduction and analysis.)

非线性支持向量机,在样本基础之上，进行预测分析。可应用于底板破坏深度计算。(Nonlinear support vector machine (SVM) )

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.)

说明：  对一段时域信号进行加窗处理并进行fft变换，将信号进行时频转换处理。(Application a windows to the time domain signal,and convert it to frequency domain by fft method.)

this is the code to calculate magical hilbert transform of a signal.