A novel approach to unsupervised stochastic model-based image segmentation is presented and the problems of parameter estimation and image segmentation are formulated as Bayesian learning. In order to draw samples corresponding to di€ erent c

光伏系统并网发电模型，内部包含光伏并网控制和光伏系统并网结构-PV systems to the grid model, contains an internal control and photovoltaic grid-connected photovoltaic systems and network architecture

电力系统潮流计算的源代码，通过雅各比矩阵的转置计算，适用于一个PV节点两个PQ节点-Power flow calculation of the source code, through the Jacob matrix transpose ratio calculation for a PV node two nodes PQ