Search results
This section focuses first on how we estimate distances, depending upon the level of interest, and then highlights some approaches for visualizing and gaining inferences from the distance matrix itself.
24 maj 2017 · In this simulation study, we analyze the behavior of different genetic distances in Island (null hypothesis) and stepping stone models displaying varying neighborhood sizes.
Simple example of distance matrices computed from the sequence alignment of four species. (b) Standard p-distance or the proportion of dissimilarity between the sequences; (c) Jukes-Cantor...
12 paź 2018 · To demonstrate how to use multiple-matrix animal models, we provide a simulated dataset of a population of merpeople (mermaids and mermen). This imaginary population contains ten semelparous generations, of between 150 and 250 individuals per generation (total population size 1806).
21 kwi 2021 · GSDA then computes a phenotype distance matrix (Fig. 1b) and an expression distance matrix for the genes in the gene-set (Fig. 1c). Each entry of the distance matrix gives the distance between a pair of subjects in terms of the variable for which the distance was computed.
1 kwi 2016 · Genetic distance is the degree of gene difference (genomic difference) between species or populations that is measured by some numerical method. Genetic distance measures have already...
Practical example: UPGMA UPGMA is a clock-requiring algorithm similar to neighbor-joining Algorithm: { Connect the two most similar sequences { Assign the distance between them evenly to the two branches { Rewrite the distance matrix replacing those two sequences with their average { Break ties at random { Continue until all sequences are connected
