Parametric multiple sequence alignment and phylogeny construction

被引:9
作者
Fernández-Baca, David [1 ]
Seppäläinen, Timo [2 ]
Slutzki, Giora [1 ]
机构
[1] Department of Computer Science, Iowa State University, Ames
[2] Department of Mathematics, University of Wisconsin-Madison, Madison
关键词
Alignment; Computational biology; Evolutionary tree; Multiple alignment; Phylogenetic tree; Sensitivity analysis;
D O I
10.1016/S1570-8667(03)00078-9
中图分类号
学科分类号
摘要
Bounds are given on the size of the parameter-space decomposition induced by multiple sequence alignment problems where phylogenetic information may be given or inferred. It is shown that many of the usual formulations of these problems fall within the same integer parametric framework, implying that the number of distinct optima obtained as the parameters are varied across their ranges is polynomially bounded in the length and number of sequences. © 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:271 / 287
页数:16
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