Polytomies in comparative analyses of continuous characters
… advocated that the polytomy be resolved arbitrarily into a … analysis will depend on how the
polytomy is resolved; a node with … possible resolutions of a three-way polytomy, the plot of the …
polytomy is resolved; a node with … possible resolutions of a three-way polytomy, the plot of the …
A simple polytomy resolver for dated phylogenies
TS Kuhn, AØ Mooers… - Methods in Ecology and …, 2011 - Wiley Online Library
… Here, we present a simple approach to polytomy resolution, using biologically relevant … and
r, we present a semi‐automated ‘polytomy resolver’ capable of providing a distribution of tree …
r, we present a semi‐automated ‘polytomy resolver’ capable of providing a distribution of tree …
The phylogenomic forest of bird trees contains a hard polytomy at the root of Neoaves
A Suh - Zoologica Scripta, 2016 - Wiley Online Library
… Such a hard polytomy of nine taxa translates into 2 027 025 … regarding the early neoavian
polytomy. I further caution against … The early neoavian polytomy coincides with the Cretaceous–…
polytomy. I further caution against … The early neoavian polytomy coincides with the Cretaceous–…
The optimal rate for resolving a near-polytomy in a phylogeny
M Steel, C Leuenberger - Journal of theoretical biology, 2017 - Elsevier
The reconstruction of phylogenetic trees from discrete character data typically relies on models
that assume the characters evolve under a continuous-time Markov process operating at …
that assume the characters evolve under a continuous-time Markov process operating at …
Problems with “soft” polytomies
JA Coddington, N Scharff - Cladistics, 1996 - Elsevier
… In our experience most systematists do not prefer the hard polytomy interpretation for their
work, despite the theoretical possibility of simultaneous cladogenesis. The possibility of more …
work, despite the theoretical possibility of simultaneous cladogenesis. The possibility of more …
Polytomies and the power of phylogenetic inference
HE Walsh, MG Kidd, T Moum, VL Friesen - Evolution, 1999 - Wiley Online Library
Although phylogenetic hypotheses can provide insights into mechanisms of evolution, their
utility is limited by our inability to differentiate simultaneous speciation events (hard …
utility is limited by our inability to differentiate simultaneous speciation events (hard …
Polytomy identification in microbial phylogenetic reconstruction
Background A phylogenetic tree, showing ancestral relations among organisms, is commonly
represented as a rooted tree with sets of bifurcating branches (dichotomies) for simplicity, …
represented as a rooted tree with sets of bifurcating branches (dichotomies) for simplicity, …
No substitute for real data: a cautionary note on the use of phylogenies from birth–death polytomy resolvers for downstream comparative analyses
DL Rabosky - Evolution, 2015 - academic.oup.com
… The birth–death polytomy resolver is a method of accounting for phylogenetic uncertainty …
respect to trait values, the birth–death polytomy resolver breaks down natural patterns of trait …
respect to trait values, the birth–death polytomy resolver breaks down natural patterns of trait …
Effect of Polytomy on the Parameter Estimation and Goodness of Fit of Phylogenetic Linear Regression Models for Trait Evolution
DC Jhwueng, FC Liu - Diversity, 2022 - mdpi.com
… polytomy trees, where the relationships within a particular clade of species are more/less
certainly determined (hard/soft polytomy… It is found that, although polytomy does not significantly …
certainly determined (hard/soft polytomy… It is found that, although polytomy does not significantly …
Revisited phylogeny of Bethylinae (Hymenoptera, Bethylidae) solves basal polytomy
MS Ramos, CO Azevedo - Insect Systematics & Evolution, 2020 - brill.com
… In summary, the basal polytomy was solved for the first time. Seven of the eight genera were
recovered as monophyletic groups. The unique exception is Goniozus , which was retrieved …
recovered as monophyletic groups. The unique exception is Goniozus , which was retrieved …