中文说明：南京大学计算机学院周志华团队的改进的可以处理多分类问题的Rescaling算法，并分别基于阈值移动法、采样法和样本加权法实现代价敏感，使其可以处理多分类问题下的代价密囊分类问题。
English Description：
The improved rescaling algorithm proposed by Zhou Zhihua of School of computer science, Nanjing University can deal with multi classification problems, and realize cost sensitivity based on threshold moving method, sampling method and sample weighting method respectively, so that it can deal with the cost capsule classification problem under multi classification problems.