旋转机械二维全息谱计算，一种流形学习算法（很好用），包括调制，解调，信噪比计算，LCMV优化设计阵列处理信号，D-S证据理论数据融合，使用起来非常方便。- Rotating machinery 2-d holographic spectrum calculation, A fluid manifold learning algorithm (good use), Includes the modulation, demodulation, signal to noise ratio calculation, LCMV optimization design array signal processing, D-S evidence theory data fusion, Very convenient to use.