对混频数据使用白聚山和主成分方法提取同质因子和异质因子，再使用tvpSV方法对所得的因子进行随机波动分析(Extraction of homogeneous and heterogeneous factor factor using the principal component method of Bai Jushan and mixing data, then use tvpSV method for stochastic volatility factor analysis on inco