The comparability of history beam current curves was analyzed first, then a method to forecast the beam current was put forward based on time sequence comparability study, and used in Hefei light source operational data analysis.

• 在详细分析束流流强曲线特点和束流流强曲线与历史曲线的相似性基础上，提出了1种基于数据挖掘中时间序列相似性研究的束流流强预测方法，并将其运用到合肥光源运行数据分析中。