QAM

说明：  計算二維光子晶體的光子能隙,可計算及繪出布里淵區的群速度(Calculation of two-dimensional photonic crystal photonic bandgap can be calculated and plotted the Brillouin zone group velocity)

matlab程序 五点滑动平均方法 很好很强大(matlab program five-point moving average method)

gabor变换即小波变换，对输入的图像进行小波变换，可以用于进行图像的下一步处理，比如在人脸识别中的应用(gabor transform the wavelet transform of the input image wavelet transform, the image can be used for further processing, such as face recognition)

Music GTD方法针对一维像的散射点提取(Music GTD Method for one-dimensional scattering point like extraction)

语音信号的基音抽出分析，可用于语音识别，效果不错(Pitch out of the speech signal can be used for speech recognition, good results)

结合实例介绍了常用数值方法中的数值积分方法(Introduced with an example of numerical methods commonly used numerical method)

二进制LDPC构造方法，MAKEY方法是初级LDPC学习的编码方法(Binary LDPC constructor, MAKEY is the primary method of LDPC coding learning)

在认知无线电中，频谱感知的方法有很多，协作频谱感知克服了单节点频谱感知的缺点，特别是在衰减信道中。(In CR, spectrum sensing has many methods. The collaborative sensing is better than the single sensor sensing as a result of making the fading.)

基于matlab的锁相环的仿真，注释详尽(Phase-locked loop based on matlab simulation, comments in detail)

X射线检测中黑度与透照参数分布曲线的最小二乘拟合(X-ray inspection of the least-squares fit blackness and Radiographic parameters distribution curve)