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A novel method for time-binning rates of continuous character evolution on a phylogeny

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1. A novel method for time-binning rates of continuous character evolution on a phylogeny Graeme T. Lloyd and Matt Friedman 2. Coming soon… Fossilworks Intensive…
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  • 1. A novel method for time-binning rates of continuous character evolution on a phylogeny Graeme T. Lloyd and Matt Friedman
  • 2. Coming soon… Fossilworks Intensive Workshop in Analytical Paleobiology June-July 2014 University of Macquarie, Sydney fossilworks.org
  • 3. Acknowledgements Chris Organ Graham Slater
  • 4. Phylogeny in macroevolution
  • 5. Variable-rate models Trait Early Burst Late Burst Time
  • 6. Rate Continuous rates Time
  • 7. Rate Continuous rates Time
  • 8. Continuous rates Raia et al. 2013
  • 9. Guts Harmon et al. 2008
  • 10. Method
  • 11. Method
  • 12. Method
  • 13. Method
  • 14. Method S1 S2 1 S3
  • 15. Data Anderson et al. 2013
  • 16. Data Anderson et al. 2013
  • 17. “Equal” time-scaling Share time with preceding (non-zero length) branch Traditional approach first τ8 τ8 τ7 τ7 τ6 τ6 τ5 τ5 root age Ruta et al. 2006; Brusatte et al. 2008
  • 18. Probabilistic time-scaling τ6 τ5 τ4 τ3 τ2 τ1 τ0 Hedman 2010
  • 19. Probabilistic time-scaling τ6 τ5 τ4 τ3 τ2 τ1 τ0 Age (Ma) τ0 Hedman 2010
  • 20. “Equal” time-tree
  • 21. Probabilistic time-tree
  • 22. Rates “Equal” timetree
  • 23. Rates “Equal” timetree
  • 24. Rates “Equal” timetree Probablistic timetree
  • 25. “Equal” rates with error
  • 26. Probabilistic rates with error
  • 27. Model complexity S1 S2
  • 28. Change in mode Ornstein-Uhlenbeck Brownian Slater 2013
  • 29. Conclusions
  • 30. Conclusions
  • 31. Conclusions
  • 32. Conclusions
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