There is also a function in geomorph fir this. Dean
Get Outlook for Android<https://aka.ms/AAb9ysg> ________________________________ From: [email protected] <[email protected]> on behalf of alcardini <[email protected]> Sent: Friday, October 7, 2022 9:17:43 AM Cc: Morphmet <[email protected]> Subject: Re: [MORPHMET2] How to transform Procrustes distances to mlilimeters For interlandmark distances from the original raw coordinates (no need to superimpose and rescale), one can use the EDMA function of PAST. Julien also has a script in his book to compute ILDs pairwise and the old Morpheus et al. had a command to get specific ILDs (this was also an option in PAST 2 and probably later versions). Cheers Andrea On 06/10/2022, 'Ann Ross' via Morphmet <[email protected]> wrote: > Hello Paolo, > You can convert your coordinate data to ILDs. But I am not sure that you can > compare ILDs to coordinate data directly. You could compare results from > both. I apologize if I misunderstood the question. > Best Regards, > Ann > > Ann H. Ross, Ph.D., D-ABFA > > >> On Oct 6, 2022, at 9:47 AM, Pablo Fisichella <[email protected]> >> wrote: >> >> >> Dear Julien, >> >> Thank you very much for your response and explanations. Yes, I mean the >> inter-landmark distances obtained after a Procrustes superimposition. >> >> All best, >> >> Paolo >> >>> El jue, 6 oct 2022 a las 10:25, Julien Claude >>> (<[email protected]>) escribió: >>> Dear Paolo >>> I am not sure about what you mean by 'Procrustes distance between pairs >>> of landmarks'. If it is the euclidean distance between two landmarks >>> after superimposition you just have to multiply them by centroid size in >>> mm. It will give you the interlandmark distance in mm, provided that your >>> coordinates were scaled to unit centroid size during the superimposition >>> process (sometimes referred as "partial procrustes superimposition"). >>> >>> Julien CLAUDE >>> >>> De: "Pablo Fisichella" <[email protected]> >>> À: "Morphmet" <[email protected]> >>> Envoyé: Jeudi 6 Octobre 2022 15:09:34 >>> Objet: [MORPHMET2] How to transform Procrustes distances to mlilimeters >>> Hi all, >>> >>> I performed a 2D GM analysis. I obtained Procrustes distances between >>> pairs of landmarks and I want to compare such distances with linear >>> distances in mm. Does somebody know how I can transform my Procrustes >>> distances to mm? Thanks in advance. >>> >>> All the best, >>> >>> Paolo >>> -- >>> 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/CANPrD1jTms3bwUCT59Ki1VGohBbTMoSrnpkjPqzud63pv%2BveOw%40mail.gmail.com. >> >> -- >> 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/CANPrD1hrH84U8ftGNxyp25GoHtBKcHUNCjW5MDzpJvoxG6hxeQ%40mail.gmail.com. > > -- > 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/CAA4357B-B1C5-460A-A52E-504FB0D1BF37%40ncsu.edu. > -- E-mail address: [email protected], [email protected] WEBPAGE: https://sites.google.com/view/alcardini2/ or https://tinyurl.com/andreacardini -- 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/CAJ__j7NKxpKu_%3DKwXrS6pra9QJMtQJD8CRdKZ8QDFjEyLCTt9A%40mail.gmail.com. -- 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/CO6PR04MB8427CFC7D5BA270D9C5B987EA25F9%40CO6PR04MB8427.namprd04.prod.outlook.com.
