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Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo

หน่วยงาน Edinburgh Research Archive, United Kingdom

รายละเอียด

ชื่อเรื่อง : Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo
นักวิจัย : McGuire, Graine , Husmeier, Dirk
คำค้น : -
หน่วยงาน : Edinburgh Research Archive, United Kingdom
ผู้ร่วมงาน : -
ปีพิมพ์ : 2546
อ้างอิง : McGuire Graine (External), Husmeier, DH. (2003-01-01) Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo, Molecular Biology and Evolution 20 (3) 315-337 , 0737-4038 , http://mbe.oxfordjournals.org/cgi/content/abstract/20/3/315 , 10.1093/molbev/msg039 , http://hdl.handle.net/1842/2570
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : -
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

This article presents a statistical method for detecting recombination in DNA sequence alignments, which is based on combining two probabilistic graphical models: (1) a taxon graph (phylogenetic tree) representing the relationship between the taxa, and (2) a site graph (hidden Markov model) representing interactions between different sites in the DNA sequence alignments. We adopt a Bayesian approach and sample the parameters of the model from the posterior distribution with Markov chain Monte Carlo, using a Metropolis-Hastings and Gibbs-within-Gibbs scheme. The proposed method is tested on various synthetic and real-world DNA sequence alignments, and we compare its performance with the established detection methods RECPARS, PLATO, and TOPAL, as well as with two alternative parameter estimation schemes.

บรรณานุกรม :
McGuire, Graine , Husmeier, Dirk . (2546). Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo.
    กรุงเทพมหานคร : Edinburgh Research Archive, United Kingdom .
McGuire, Graine , Husmeier, Dirk . 2546. "Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo".
    กรุงเทพมหานคร : Edinburgh Research Archive, United Kingdom .
McGuire, Graine , Husmeier, Dirk . "Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo."
    กรุงเทพมหานคร : Edinburgh Research Archive, United Kingdom , 2546. Print.
McGuire, Graine , Husmeier, Dirk . Detecting Recombination in 4-Taxa DNA Sequence Alignments with Bayesian Hidden Markov Models and Markov Chain Monte Carlo. กรุงเทพมหานคร : Edinburgh Research Archive, United Kingdom ; 2546.