绝对离差

Absolute deviation

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1
Absolute deviation
... absolute mean deviation : 绝对平均离差[偏差] absolute deviation : 绝对离差 MAD (minimum absolute deviation) : 最小绝对离差 ...
2
mean absolute deviations
...收益率之间的差值这个跟踪误差的定义上，提出了四个现行的跟踪误差最小化模型，分别是均值绝对离差（mean absolute deviations，MAD）模型、均值绝对下方偏差(mean absolute downside deviation，MADD)...
3
MAD
...数收益率之间的差值，并提出了以下（f）至（i）4个线性追踪误差最小化模型，分别是均值绝对离差（meanabsolutedeviations，MAD）模型、均值绝对向下偏差（meaIlabsolutedownside deviation，MADD）...

短语

1
用绝对离差度量供电公司的购电风险，建立以风险最小化为目标的多市场购电组合优化模型。
Using the absolute deviation as a risk measurement index, a novel absolute deviation optimal purchasing portfolio model for multiple markets is built in risk minimization target.
2
当我们计算极差，四分点离差和平均绝对偏差时，答案的计量单位与数据单位量相同的。
Earlier, when we calculated the range, the interquartile deviation, and average absolute deviation, the answers were expressed in the same units as the data itself.
3
提出依据离差绝对值和准则，用目标规划建立多元线性预测方程，该方法优于回归分析。
Based on the criterion of deviation squares sum, a general forecasting equation is set up by using goal programming. It has advantages over the analysis of multi-variable linear regression.

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