Then we fit family income distribution with three-parameter Iognormal distribution, and using iteration method, we determine three parameters of lognormal distribution.
然后，把家庭收入拟合于三参数的对数正态分布，并用迭代的方法求出分布的参数。
The SEL and the absolute bias approach for parameter design are studied and improved, on the basis of which the variable compartment iteration searching method is advanced in this paper.
对参数设计中序贯淘汰水平法(SEL)和绝对偏差法进行了研究和改进，提出了以SEL法与绝对偏差法结合为基础的自动变间隔迭代搜索法。
Moreover, a continuous method is employed to modify the homotopy parameter during iteration in order to ensure the ability of the iteration and the capability of the noise resistance.
为保证迭代稳定性，并同时削弱观测噪声的影响，同伦参数的修正采用了连续化修正方法。
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