从先验概率中采样，计算权重，中介真值程度度量，基于中介真值程度度量的图像分割包含优化类的几个简单示例程序。- Sampling　a priori probability, calculate the weight, The true extent of the value of the intermediary measure, measure the true extent of the agency based on the value of image segmentation Optimization class contains several simple sample programs.