magic

This is another source code for speech recognition.. this is the voice active detection using energy detection

matlab课程教材上的所有代码，罗小巧老师的matlab(All course materials on the matlab code matlab Luo small teacher)

matlab中画地震图件的子程序源代码，对物探人员很有用。(Matlab in picture seismic datum of source code, useful for geophysical prospecting personnel.)

利用matlab m文件，实现了接收机ROC性能曲线的绘制(Use matlab m files, to achieve the performance of ROC curves plotted receiver)

信号处理的方法，包括了轴承特征频率计算，包络分析，fft分析，希伯特变换，信噪比计算等。(The signal processing methods include bearing characteristic frequency calculation, envelope analysis, FFT analysis, Hibbert transform, SNR calculation and so on.)

自适应噪声对消器，适用于采样信号的白噪声消除。(Adaptive noise cancellation, and applied to sample the signal to eliminate the white noise.)

对QAM的频谱、散图、眼图以及误码率进行了仿真。使用matlab语言。(QAM spectrum of scattered diagram, eye diagram and BER simulation. Using matlab language.)

说明：  主要讨论了QPSK的调制解调原理，分析了它们的调制解调实现过程(Mainly discussed the QPSK modulation and demodulation principle, an analysis of their realization of the process of modulation and demodulation)

this is for ofdma application

说明：  如何用MATLAB编写有限元程序，对进行有限元开发有很大帮助。(How to write MATLAB finite element program, the development of the finite element of great help.)