least squared criterion

例句：

1. 1. In theanalysis of a dataset, the least squares criterion is used to minimize the sum of squared differences between observed and predicted values.
   在数据分析中，最小二乘准则被用来最小化观测值和预测值之间平方差之和。
2. 2. The researchers used the least squares criterion to optimize their model for predicting future stock prices.
   研究人员使用最小二乘准则来优化他们的模型，以预测未来的股价。
3. 3. The least squares criterion is often used in optimization problems to find the parameters that minimize the objective function.
   最小二乘准则通常用于优化问题中，以找到使目标函数最小的参数。