表示出两帧图像间各个像素点的相对情况，结合PCA的尺度不变特征变换(SIFT)算法，模拟数据分析处理的过程，阵列信号处理的高分辨率估计，一种流形学习算法（很好用），三相光伏逆变并网的仿真。-Between two images showing the relative circumstances of each pixel, Combined with PCA scale invariant feature transform (SIFT) algorithm, Analog data analysis processing, High-resolution array signal processing estimates, A fluid manifold learning algorithm (good use), Three-phase photovoltaic inverter and network simulation.