Aiming at incorrectness data appeared in data source, the importance of outlier detection method in data cleaning is analyzed, and an incorrectness data cleaning method based on outlier detection is proposed.

• 摘要针对数据源中出现的错误数据，分析了孤立点检测方法在数据清理中的重要性，提出了一种基于孤立点检测的错误数据清理方法。