Search Results for author: John A. Rhodes

Found 5 papers, 0 papers with code

Identifying circular orders for blobs in phylogenetic networks

no code implementations18 Feb 2024 John A. Rhodes, Hector Banos, Jingcheng Xu, Cécile Ané

We consider the identifiability of the circular order in which subnetworks attach to a blob, first proving that this order is well-defined for outer-labeled planar blobs.

Identifiability of Level-1 Species Networks from Gene Tree Quartets

no code implementations11 Jan 2024 Elizabeth S. Allman, Hector Baños, Marina Garrote-Lopez, John A. Rhodes

When hybridization or other forms of lateral gene transfer have occurred, evolutionary relationships of species are better represented by phylogenetic networks than by trees.

Phylogenomic Models from Tree Symmetries

no code implementations13 Mar 2023 Elizabeth A. Allman, Colby Long, John A. Rhodes

A model of genomic sequence evolution on a species tree should include not only a sequence substitution process, but also a coalescent process, since different sites may evolve on different gene trees due to incomplete lineage sorting.

The Tree of Blobs of a Species Network: Identifiability under the Coalescent

no code implementations6 May 2022 Elizabeth S. Allman, Hector Baños, Jonathan D. Mitchell, John A. Rhodes

The arguments for this theoretical result suggest a practical algorithm for tree of blobs inference, to be fully developed in a subsequent work.

Identifiability of species network topologies from genomic sequences using the logDet distance

no code implementations3 Aug 2021 Elizabeth S. Allman, Hector Baños, John A. Rhodes

Inference of network-like evolutionary relationships between species from genomic data must address the interwoven signals from both gene flow and incomplete lineage sorting.

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