实验证明采用伪似然估计方法构造目标函数在时间复杂度方面比采用似然估计方法要低很多。

And the experimental results show that the time complexity of pseudo-likelihood is much lower than likelihood approach.

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间距最大化特征选择技术是一种有效的维数约减技术，一般是基于加权技术和相似性度量构造目标函数。

Margin maximization feature weighting is an effective dimension reduction technique, and it is generally based on weighting techniques and similarity measure to construct their objective functions.

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针对深基坑支护方案的特点，应用模糊数学理论及最小二乘法准则构造目标函数，建立了一种适用于深基坑支护方案综合评价的模糊优化理论模型。

Based on the characteristics of support scheme for deep foundation pit, the objective function is constructed with theory of fuzzy mathematics and least square method.

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