Thank you!! On Tue, Sep 10, 2024 at 8:28 PM F. James Rohlf <[email protected]> wrote:
> Yes, an analysis of shape variation ignores size unless you want to, for > example, look at the relationship between shape and size > > __________________ > F. James Rohlf, Distinguished Prof. Emeritus > Dept. Anthropology and Ecology & Evolution > Stonybrook University > > > -------- Original message -------- > From: Bailey Hewitt <[email protected]> > Date: 9/10/24 8:21 PM (GMT-05:00) > To: [email protected] > Subject: [MORPHMET2] Scale in TPS affects procrustes analyses and PCA? > > Hi all, > > I am still learning the ropes to geometric morphometrics and so I am > hoping this question isn't a huge burden! > > I have images where I cannot set a scale when I place landmarks and I want > to double check that I am right in thinking that this isn't a huge > deal because once I run generalized procrustes analysis, the size factor is > removed anyway? So using the gpa coordinates to run a PCA would be the same > whether the raw data had a set scale or not? Am I on the right track? > > Thank you! > > Bailey > > -- > You received this message because you are subscribed to the Google Groups > "Morphmet" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/morphmet2/CAJufg6nkoLits4x4%3D_nSu8Jd__AiR0ddeXXGbqu_Wnn75uNNNw%40mail.gmail.com > <https://groups.google.com/d/msgid/morphmet2/CAJufg6nkoLits4x4%3D_nSu8Jd__AiR0ddeXXGbqu_Wnn75uNNNw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Morphmet" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/morphmet2/CAJufg6kNm%3Dz%2BuZEmwjYe%3DvU5cWmF4jAuyxwoD8MaPug-8dm6Xg%40mail.gmail.com.
