Glossary of terms used in Phylogeny Reconstruction.

 

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Least Squares This objective function attempts to find the tree that minimises the discrepancy between the observed distances between a pair of taxa (based on branch lengths of the tree) and the expected distances from a distance matrix.
 

Leaves The contemporary taxa in a dataset (as opposed to the reconstructed ancestral taxa).  Also known as terminal tips.
 

LogDet A distance matrix method, simultaneously invented by Mike Steel and James Lake. This method is particularly adept at reconstructing relationships among sequences that have evolved by a non-homogenous (in relation to base composition) process. Also known as Paralinear distances.
 



 

Choose the first letter of your term.
 

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Any Questions? email: James Mcinerney