MOLECULAR-STRUCTURE MATCHING BY SIMULATED ANNEALING .3. THE INCORPORATION OF NULL CORRESPONDENCES INTO THE MATCHING PROBLEM

被引:33
作者
BARAKAT, MT [1 ]
DEAN, PM [1 ]
机构
[1] UNIV CAMBRIDGE,DEPT PHARMACOL,CAMBRIDGE CB2 1QJ,ENGLAND
关键词
SIMULATED ANNEALING; MOLECULAR MATCHING; NULL CORRESPONDENCES;
D O I
10.1007/BF00129750
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
This paper extends an application of the method of simulated annealing for molecular matching so that the best common subsets of atom positions can be identified. Null correspondences are introduced into the difference distance matrix to enable poorly matched positions to be ignored in minimizing the objective function. The efficiency of the algorithm in finding correct subsets is rigorously tested.
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页码:107 / 117
页数:11
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