Phylogenetics & Phylogeography Practical(Advanced Analytical Methods)
Practical session with Dr Sam Lycett, filmed at The Roslin Institute, March 2015.
(The recommended YouTube playback settings for the best viewing experience is 1080p HD )
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Content:
Practical 3: Compare different models (log files supplied)
- Open log file outputs in tracer
- note burn-in, and what happens when chain not run for long enough ?
- compare root height and clock rate (mean and HPD interval) ?
- Is there much difference between posteriors, priors and likelihoods ?
- Perform BayesFactor test in Tracer, which model is best ?