摘要
本文依据洛伦兹曲线特征,采用最小二乘原理,研究当Gini系数取理论最优值时,与之相应的洛伦兹曲线的拟合及其方程特征.
Based on Lorentz curve characteristics,this thesis uses the Least Squares Binary theory to study the fitting of Lorentz curve characteristics and its equation characteristics,when Gini Coefficient is at the theoretic optimal value.
出处
《安阳师范学院学报》
2009年第2期19-22,共4页
Journal of Anyang Normal University
关键词
基尼系数
洛伦兹曲线
最小二乘原理
拟合
Gini coefficient
Lorenz curve
Least squares binary theory
Fitting
