Hi David,

Have you tried ape::plotBreakLongEdges? I think that would be the simplest solution to your problem. I'm not clear how a non-linear transformation could be implemented easily (and be meaningful in most situations).

Le 02/01/2019 à 21:15, David Bapst a écrit :
Hi all,

I've been dealing with a tree with one very deep divergence and many
very shallow divergences recently, and I was curious if there was an R
plotting capability that allows for the depth axis of the tree to be
non-linear or logarithmic - helpful if there can be a time axis bar as
well, as with axisPhylo(). Logging the axis directly with par seems to
break plot.phylo, presumably because its trying to plot something at a
negative coordinate.

It seems like a simple thing, but oddly I haven't come upon anything
yet that can do this. Any thoughts?

Cheers,
-Dave

PS: Tangential to that, is there a ladderize function that also takes
into account the edge length on non-ultrametric trees? I just noticed
that ladderize doesn't do much for a tree with a large polytomy
consisting of branches of very different length.

None that I know, but that could be useful indeed.

PPS: Happy New Years, all! I just checked and its now been nine years
I've been following this listserv...

Happy New Years to you and to all! In one month, it will be 11 years that the list started.

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