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不确定度评定中离群值的检验及计算机编程
Verification of outliers on evaluating uncertainty and its computer program
【摘要】 探讨了不确定度评定中的离群值检验问题。采用Grubbs准则和Dixon准则联用的方法进行离群值检验 ,并编制成计算机程序以利于使用。运用该方法对实际数据进行检验 ,能很好地剔除数据中的离群值。发现实际应用中Dixon准则优于Grubbs准则 ,并对其原因作了探讨。
【Abstract】 Verifying outliers on evaluating uncertainty was discussed.Outliers was verified by using combined Grubbs rule and Dixon rule,and a computer program was made for using beneficially.Practical data were checked up by proposed method and outliers were well eliminated.It was found that Dixon rule was better than Grubbs rule in practice and the cause was discussed.
【关键词】 离群值;
离群值检验;
Grubbs准则;
Dixon准则;
编程;
【Key words】 outlier; verification of outliers; Grubbs rule; Dixon rule; programming;
【Key words】 outlier; verification of outliers; Grubbs rule; Dixon rule; programming;
【基金】 科技部基础性工作专项 (批准号 :基 2 0 0 0 -12 )
- 【文献出处】 冶金分析 ,Metallurgical Analysis , 编辑部邮箱 ,2004年04期
- 【分类号】TP311.1
- 【被引频次】28
- 【下载频次】317