a_lsf

隐马尔科夫模型对文本信息进行抽取利用C＋＋实现(Hidden Markov Model for text information extraction using C realize)

各种聚类方法的matlab源代码，非常全(A variety of clustering methods matlab source code, a very wide)

Converts a frequency domain signal to time domain

FIR 底通和带通滤波器和IIR 底通和带通滤波器，插值与拟合，解方程，数据分析，这是一个好用的频偏估计算法的matlab仿真程序。( Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Interpolation and fitting, solution of equations, data analysis, This is a useful frequency estimation algorithm matlab simulation program.)

基于FFT的插值估计频率算法，matlab代码(Estimated based on the frequency interpolation of FFT algorithm, matlab code)

说明：  快速傅里叶变换，可对相关数据进行频域分析(fast fourier transfer)

modulation of transmitted signal

simulation 64point FFT using matlab

地球不转时的星下点轨迹，回归周期1天，可自行设定(Earth does not rotate when the nadir track one day return period)

AVI2Images 读取指定的AVI视频文件，并把视频帧依次写入图像文件。(AVI2Images reads the specified AVI video files and write video frames to the image files in order.)