If you use the fixed coefficient method or load in specific percentage then you need to be careful when these percentages change or if you add a particular company.
如果您使用固定系数方法或载入具体比例，那么当这些百分比变更或您添加了特定公司时您需要小心。
2
But the filter method avoids the error caused by truncated data and it can achieve the analysis of a fixedpercentage bandwidth easily.