funchirp

gm.11一个简洁的初级学习小程序，希望大家指正，向大家学习(Gm.11a simple primary study of small procedures, we hope that the correction, to everybody study)

实现语音信号通过低通滤波器后，得到频谱，并且输出滤波前后的图形。(Voice signal through a low pass filter to obtain a frequency spectrum, and outputs the graphic before and after filtering.)

说明：  核极限学习机，验证过可用，核极限学习机(ELM algorithm USES the kernel function, can obtain better results)(kernel-elm(ELM algorithm USES the kernel function, can obtain better results))

Waterfall plot matlab function. Plots the waveforms in X(time,rcvr) vs. "time".Each trace is auto scaled so that the peak-to-peak value is at most 1.0 then each trace is offset by 1 unit.

这是一个模式识别中关于主成分分析的特征提取的matlab源码 (This is a pattern recognition principal component analysis on the feature extraction matlab source)

一个简化的H.261视频编码方案，最后显示两张图压缩编码后的压缩比(a simple h.261 video coding method, and finally display the compress rate of two pictures.)

ALTERNATOR MATLAB MODEL

采用卡尔曼滤波方法对AR（3）时间序列模型进行校正，关键句有说明，(Kalman filter correction AR (3) time series model, described key sentence)

深度置信网络 径向基神经网络，用于深度学习的matlab代码(the test example code of dbn net, it is the example code in matlab)

dsb通信系统调制程序调制载波的波形和频谱分析(dsb demolution)