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  1. POError bars for skyline plot?
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    copied!<p>I have made a consensus tree (in newick format) and rebranched it using functions from the ape package.</p> <p>Does anyone know if it is possible to add error bars to the skyline plot?</p> <p>Cheers! Input:</p> <pre><code>&gt;write.tree(ccc) [1] "(13.1,43.1,28.1,21.1,20.1,4.1,37.1,23.1,29.1,15.1,36.1,40.1,26.1,16.1,33.1,10.1,18.1,6.1,11.1,34.1,2.1,38.1,35.1,8.1,42.1,22.1,5.1,27.1,39.1,17.1,30.1,31.1,41.1,7.1,25.1,3.1,12.1,14.1,1.1,24.1,9.1,32.1,19.1);" </code></pre> <p>Branched tree and final input:</p> <pre><code>&gt; write.tree(new_tree) [1] " (13.1:1.244090638,43.1:0.1755118382,28.1:4.442071925,21.1:4.866247957,20.1:3.863557777,4.1:0.08206463186,37.1:1.180065627,23.1:4.778251834,29.1:4.65377018,15.1:3.726316827,36.1:3.799621998,40.1:1.707243007,26.1:3.655532246,16.1:2.436848865,33.1:1.315581813,10.1:0.5973169219,18.1:2.561718575,6.1:1.409437305,11.1:4.000977813,34.1:2.769218051,2.1:1.143412833,38.1:2.636477078,35.1:3.435094416,8.1:0.3714309109,42.1:4.429772993,22.1:0.2805716533,5.1:2.991251546,27.1:3.269689628,39.1:1.192241808,17.1:1.866855259,30.1:1.363407132,31.1:3.150236446,41.1:4.079005712,7.1:2.695786237,25.1:2.867184281,3.1:3.351797838,12.1:1.958669939,14.1:3.119812493,1.1:4.864444738,24.1:1.734493783,9.1:3.283970281,32.1:3.055829309,19.1:0.8193949074);" require(ape) new_tree&lt;-compute.brlen(ccc,runif,min=0,max=5) sk1 &lt;- skyline(new_tree) sk2 &lt;- skyline(new_tree, 0.0119) plot(sk1, show.years=TRUE, subst.rate=0.0023, present.year = 2011, col="red") lines(sk2, show.years=TRUE, subst.rate=0.0023, present.year = 2011) legend(.15,500, c("classic", "generalized"), col="red",lty=1) </code></pre>
 

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