Cheers Michael, I look forward to playing around with that! Tim
*Tim Astrop PhD <http://timastrop.wordpress.com/>* Ammonoid Palaeobiology Lab <http://aplbath.wordpress.com/> Department of Biology & Biochemistry University of Bath On 12 April 2015 at 15:52, Collyer, Michael <michael.coll...@wku.edu> wrote: > Mauro, plus others, > > As a follow up, we are also working on a new function in geomorph to > allow users to modify transformation (deformation) grids. Much like the R > par function, this function will allow users to vary the colors, width, and > style of grid lines and link links, the density of grid points, and the > color and size of landmarks. This function will be available in the near > future. > > Michael Collyer > > Assistant Professor > Department of Biology > Western Kentucky University > 1906 College Heights Blvd. #11080 > Bowling Green, KY 42101-1080 > Phone: 270-745-8765; Fax: 270-745-6856 > Email: michael.coll...@wku.edu > > On Apr 12, 2015, at 8:05 AM, Mauro Cavalcanti <mauro...@gmail.com> wrote: > > Dear Emma & ALL, > > Indeed, when reading my data with readland.nts I get the data in the > format required by the geomorph analytical routines. The problem is that I > was calling by mistake a routine from Ian Dryden's shapes package (procGPA) > to generate the Procrustes-aligned coordinates, instead of the gpagen > routine. Fixed this and now everything works fine. > > I take this opportunity to ask another question, this time relating to > the plots generated by geomorph. Is there a way to customize them, > including for example axis labels in the PCA plots? In fact, the "Quick > Guide" shows these plots with labels, but I could not figure out how to > include them in my plots. Calling the R par function (as one should have > done when using the usual "plot" command) did not work. > > Again, thanks for your help. > > Best regards,. > > 2015-04-12 1:39 GMT-03:00 Emma Sherratt <emma.sherr...@gmail.com>: > >> Mauro, >> >> If you read in your NTS data file using readland.nts, it will >> automatically be in the 3D array format required by plotTangentSpace (after >> you use gpagen to do a Procrustes Superimposition). >> >> If you have your data as a 2D matrix, you simply use arrayspecs to make >> it a 3D array. >> >> Emma >> >> On Sunday, April 12, 2015, Mauro Cavalcanti <mauro...@gmail.com> wrote: >> >>> Dear ALL, >>> >>> I have a number of questions about the geomorph R package, that I will >>> post here in separate messages. >>> >>> First one concerns Principal Components Analysis, using the >>> plotTangentSpace routine. It requires a 3D matrix as argument, however my >>> data (on fishes) are 2D and I could not figure out how to convert my data >>> to the required format; the explanation of the arrayspecs routine in the >>> "Quick Guide to Geomorph" was not clear for me (and it lacks a workin >>> exemple). >>> >>> My data are read from a NTSYSpc file containing 2D coordinates for 10 >>> landmarks for a number of fish specimens, using the readland.nts routine. I >>> have been able to perform a PCA on these data using the shapepca routine in >>> Ian Dryden's shapes R package, but would like to perfom the entire analysis >>> using geomorph. >>> >>> Thanks in advance for any hints! >>> >>> Best regards, >>> >>> -- >>> Dr. Mauro J. Cavalcanti >>> E-mail: mauro...@gmail.com >>> Web: maurobio <http://sites.google.com/site/maurobio> >>> >>> -- >>> MORPHMET may be accessed via its webpage at http://www.morphometrics.org >>> >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to morphmet+unsubscr...@morphometrics.org. >>> >> >> >> -- >> >> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> >> Emma Sherratt, PhD. >> >> Lecturer in Zoology, >> Zoology Division, School of Environmental and Rural Science, >> Room L120 Bldg C02, >> University of New England, >> Armidale, NSW, Australia, 2351 >> Tel: +61 2 6773 5041 >> email: emma.sherr...@une.edu.au >> Twitter: @DrEmSherratt >> >> Caecilians are legless amphibians... >> >> * __ >> (\ .-. .-. /_") >> \\_//^\\_//^\\_// >> `"` `"` `"`* >> >> learn more about them here: www.emmasherratt.com/caecilians >> >> >> >> >> > > > -- > Dr. Mauro J. Cavalcanti > E-mail: mauro...@gmail.com > Web: http://sites.google.com/site/maurobio > > -- > MORPHMET may be accessed via its webpage at http://www.morphometrics.org > > To unsubscribe from this group and stop receiving emails from it, send an > email to morphmet+unsubscr...@morphometrics.org. > > > -- > MORPHMET may be accessed via its webpage at http://www.morphometrics.org > > To unsubscribe from this group and stop receiving emails from it, send an > email to morphmet+unsubscr...@morphometrics.org. > -- MORPHMET may be accessed via its webpage at http://www.morphometrics.org To unsubscribe from this group and stop receiving emails from it, send an email to morphmet+unsubscr...@morphometrics.org.
