New substitution models for rooting phylogenetic trees

Abstract

The root of a phylogenetic tree is fundamental to its biological interpretation, but standard substitution models do not provide any information on its position. Here, we describe two recently developed models that relax the usual assumptions of stationarity and reversibility, thereby facilitating root inference without the need for an outgroup. We compare… (More)
DOI: 10.1098/rstb.2014.0336

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