共 3 条
MULTINOMIAL LOGISTIC-REGRESSION ALGORITHM
被引:376
作者:
BOHNING, D
[1
]
机构:
[1] FREE UNIV BERLIN,DEPT EPIDEMIOL,W-1000 BERLIN 45,GERMANY
关键词:
KRONECKER PRODUCT;
LOEWNER ORDERING;
LOWER BOUND PRINCIPLE;
MONOTONICITY;
D O I:
10.1007/bf00048682
中图分类号:
O21 [概率论与数理统计];
C8 [统计学];
学科分类号:
020208 ;
070103 ;
0714 ;
摘要:
The lower bound principle (introduced in Bohning and Lindsay (1988, Ann. Inst. Statist. Math., 40, 641-663), Bohning (1989, Biometrika, 76, 375-383) consists of replacing the second derivative matrix by a global lower bound in the Loewner ordering. This bound is used in the Newton-Raphson iteration instead of the Hessian matrix leading to a monotonically converging sequence of iterates. Here, we apply this principle to the multinomial logistic regression model, where it becomes specifically attractive.
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页码:197 / 200
页数:4
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