A MULTISTAGE GENERALIZATION OF THE RANK NEAREST-NEIGHBOR CLASSIFICATION RULE

被引:10
作者
BAGUI, SC [1 ]
PAL, NR [1 ]
机构
[1] UNIV W FLORIDA,DIV COMP SCI,PENSACOLA,FL 32514
关键词
BAYES ERROR RATE; CLASSIFICATION; RANK NEAREST NEIGHBOR; KAPPA-NEAREST NEIGHBOR;
D O I
10.1016/0167-8655(95)80006-F
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
We consider the problem of classifying an unknown observation from one of s (greater than or equal to 2) univariate classes (or populations) using a multi-stage left and right rank nearest neighbor (RNN) rule. We derive the asymptotic error rate (i.e., total probability of misclassification (TPMC)) of the m-stage univariate RNN (m-URNN) rule, and show that as the number of stages increases, the limiting TPMC of the m-stage univariate rule decreases. Monte Carlo simulations are used to study the behavior of the m-URNN rule and compare it with the conventional R-NN rule. Finally, we incorporate an extension of the m-URNN rule to multivariate observations with empirical results.
引用
收藏
页码:601 / 614
页数:14
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