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IEICE TRANSACTIONS on Fundamentals

A Fixed-Parameter Algorithm for Detecting a Singleton Attractor in an AND/OR Boolean Network with Bounded Treewidth

Chia-Jung CHANG, Takeyuki TAMURA, Kun-Mao CHAO, Tatsuya AKUTSU

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Summary :

The Boolean network can be used as a mathematical model for gene regulatory networks. An attractor, which is a state of a Boolean network repeating itself periodically, can represent a stable stage of a gene regulatory network. It is known that the problem of finding an attractor of the shortest period is NP-hard. In this article, we give a fixed-parameter algorithm for detecting a singleton attractor (SA) for a Boolean network that has only AND and OR Boolean functions of literals and has bounded treewidth k. The algorithm is further extended to detect an SA for a constant-depth nested canalyzing Boolean network with bounded treewidth. We also prove the fixed-parameter intractability of the detection of an SA for a general Boolean network with bounded treewidth.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E98-A No.1 pp.384-390
Publication Date
2015/01/01
Publicized
Online ISSN
1745-1337
DOI
10.1587/transfun.E98.A.384
Type of Manuscript
PAPER
Category
Algorithms and Data Structures

Authors

Chia-Jung CHANG
  National Taiwan University
Takeyuki TAMURA
  Kyoto University
Kun-Mao CHAO
  National Taiwan University
Tatsuya AKUTSU
  Kyoto University

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