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进行波形数据分析,数学方法是部分子空间法，可以得到很精确的幅值、频率、相位估计。( Waveform data analysis, Mathematics is part of the subspace, You can get a very accurate amplitude, frequency, phase estimation.)

本DTW的语音识别算法是日本学者sakoe提出的，这种方法比itkura的要好，但本算法没使用到加权，方法简单了，以后再图改进(The DTW recognition algorithm is proposed by Japanese scholars sakoe, this method is better than itkura, but did not use this method to the weighted method is simple, and later plans to improve)

主成分分析的matlab源程序，用以标准化数据，精简指标，减少指标之间信息的重叠。(Principal component analysis matlab source for standardized data, streamline indicators, reduce duplication of information between indicators)

利用matlab作的分形IFS（迭代函数系统），里面包括了几个常用的IFS code(Matlab for the use of the fractal IFS (Iterated Function System), which includes several commonly used IFS code)

说明：  利用Matlab中的simulink工具箱仿真。单相桥式PWM逆变电路，采用单极性触发方式，负载 ，电源 ，建立模型，制作PWM触发模块，画出基波幅值与占空比关系图。(Using simulink toolbox of Matlab simulation. Single-phase PWM bridge inverter circuit, the use of unipolar trigger mode, load, power, establishment of model, trigger the production of PWM module, draw the fundamental relationship between the amplitude and duty cycle.)

基于LMS算法基本原理及MATLAB仿真实现,带有仿真结果(Based on the basic principle of LMS algorithm and MATLAB simulation, with the simulation results)

插值与拟合的matlab实现，music高阶谱分析算法，调试通过可以使用。( Interpolation and fitting matlab implementation, music higher order spectral analysis algorithm, Debugging can be used.)

说明：  该程序涉实现目标检测功能，IIR滤波器的背景估计法的背景相减目标检测 && canny(this is a goal detection program, a IIR filter )

相依光栅谱型的matlab模拟。有具体的指导文件，详细的编写过程。(Dependent grating spectral type matlab simulation. There are specific guidance documents, detailed preparation process.)

good paper on cognitive radio spectrum sensing