理论分析和应用实例表明，几何距离最小二乘方法同样也是一种比较有效的参数估计方法。
Theoretical analyses and applications all show that the geometric distance least square method is also a good and effective parameter estimation method.
提出了在洪水频率计算时适线法中最小二乘方的一种新的求解方法，并对其特性进行分析。
A new method of least square is raised in curve fitting of flood frequency calculating and its specific properties are analysed.
论文介绍了有界噪声下基于最小二乘方法的最优定界椭球算法，提出了一种新颖的外定椭球自适应约束最小二乘算法，并对该算法的性能进行了分析。
The most excellent bounding ellipsoid based on least-square method is described, the authors introduced a novel out bounding ellipsoid self-adaptive least-square method and analyze it's performance.
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