Walking on a tree
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Transcript of Walking on a tree
![Page 1: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/1.jpg)
Walking on a tree
Journal Club – 2014.07.24Leo Martins
![Page 2: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/2.jpg)
Problem: compare e.g. body mass (X) with speed (Y)
![Page 3: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/3.jpg)
Problem: compare e.g. body mass (X) with speed (Y)
![Page 4: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/4.jpg)
Problem: compare e.g. body mass (X) with speed (Y)
Correlation between traits red and yellow is spurious
Correlation between traits red and yellow is significant
![Page 5: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/5.jpg)
Solution: for each trait, calculate the constrasts
![Page 6: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/6.jpg)
Solution: for each trait, calculate the constrasts
Brownian motion
![Page 7: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/7.jpg)
Solution: for each trait, calculate the constrasts
Brownian motion
![Page 8: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/8.jpg)
Solution: for each trait, calculate the constrasts
Brownian motion
![Page 9: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/9.jpg)
Solution: for each trait, calculate the constrasts
Brownian motion
![Page 10: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/10.jpg)
Now we know what went wrong
![Page 11: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/11.jpg)
Other Markov processes on trees
![Page 12: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/12.jpg)
Other Markov processes on trees
![Page 13: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/13.jpg)
Other Markov processes on trees
![Page 14: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/14.jpg)
Other Markov processes on trees
![Page 15: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/15.jpg)
Other Markov processes on trees
![Page 16: Walking on a tree](https://reader033.fdocuments.in/reader033/viewer/2022051708/5899956d1a28ab30328b6987/html5/thumbnails/16.jpg)