名词
中文翻译：最小方差
同义词：
['least squares variance', 'minimum variance', 'minimal variance']
例句：
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1. Themodel's performance is measured by the minimum variance between the predicted and actual values.
模型的性能通过预测值和实际值之间的最小方差来测量。
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2.In statistics, the minimum variance method is used to find the optimal combination of variables that minimizes the total error.
在统计学中，最小方差法用于找到使总误差最小的变量组合。
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3. The researchers found that the minimum variance method could be effective in reducing the variability of data.
研究人员发现，最小方差方法可以有效地减少数据的变异性。