On Wed, Jul 28, 2010 at 2:35 AM, Anne Ghisla <[email protected]> wrote: > On Tue, 2010-07-27 at 15:27 -0400, Corrie Curtice wrote: >> Hello, >> >> I am trying to export the home range for a single individual animal. >> I'm getting the error "Error in re[[i]] : subscript out of bounds" -- >> I looked on the archive and found my own posting of this question for >> the 100% isopleth. :) So now I'm wondering, why does the error occur >> at lower isopleth levels? Ideally I would like the 95% KHRE to show >> the "home range" of each animal, and this works with all other >> individuals. The answer to my last posting noted that the isopleth >> went beyond the grid limits. I'm not passing in an underlying grid. >> Here's my call: >> >> ud <- kernelUD(xy, grid=100, h="href") >> kvtmp <- getverticeshr(ud, lev = 95) >> >> Levels up to 85 work fine. Is there anything I can do to fix this, if >> not what is the proper way to report the result for this animal? If >> you need more code or output I can send. > > Hi Corrie, > > it sounds like the issue reported here: > > https://trac.faunalia.it/animove/ticket/13 > > does your dataset show anisotropy? The one attached to the ticket is a > narrow cloud of points along a horizontal line. The default grid created > by kernelUD is likely not able to encompass the whole UD. If the case, I > would try creating a wider grid and providing it to kernelUD. > > hope this helps!
Yes, that's exactly it. I tried increasing the value passed into the grid parameter -- is this right? Is there some way to determine what the correct value would be? Thanks! Corrie _______________________________________________ AniMov mailing list [email protected] http://lists.faunalia.it/cgi-bin/mailman/listinfo/animov
