基于人工神经网络的常用数字信号调制，调试通过可以使用，有CDF三角函数曲线/三维曲线图，是学习PCA特征提取的很好的学习资料，供做算法研究人员参考，旋转机械二维全息谱计算。- The commonly used digital signal modulation based on artificial neural network, Debugging can be used, There CDF trigonometric curve/3D graphs, Is a good learning materials to learn PCA feature extraction, Algorithm for researchers to do reference, Rotating machinery 2-d holographic spectrum calculation.