There is no requirement that the image files be the same size or that they use the same coordinate system. The analysis of variation in shape is independent of such considerations.
----------------------- F. James Rohlf State University of New York, Stony Brook, NY 11794-5245 www: http://life.bio.sunysb.edu/ee/rohlf > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of [EMAIL PROTECTED] > Sent: Tuesday, July 06, 2004 8:42 AM > To: [EMAIL PROTECTED] > Subject: Re: query > > Hi, > > I too am just beginning, and have a large high rez image with many > skulls on it. I used Adobe Photoshop to cut out each image and save > them in separate files. I am now reading up on whether landmark > analysis requires that each file size (ie dimensions, and given that > each of my images is exactly a 1:1 ratio) be the same (ie whether the > landmarks refer to a reference point that is not part of the study > indiviudal such as a corner). > > Kyle > __________________________________________________ > Dr Kyle Armstrong > JSPS Postdoctoral Fellow > Kyoto University Museum > Yoshida Honmachi, Sakyo-ku > Kyoto, Japan 606-8501 > TEL +81 75 753 7731 (shared) > FAX +81 75 753 3276 > email [EMAIL PROTECTED] > > $B%+%$%k!&%"!<%`%9%H%m%s%0!"(BPhD > $BF|K\3X=Q?66=2q309q?MFCJL8&5f0w(B > $B")(B606-8501 > $B5~ET;T:85~6h5HEDK\D.5~ETBg3XAm9gGnJ*4[(B > ___________________________________________________ > > > > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Thursday, July 01, 2004 10:12 PM > Subject: query > > > > Hello! > > I'm just starting with leave's morphometrics and I would really > > appreciate your advice on which programs to use to acquire data from > > scanned images in JPEG. In each file I have 25 leaves. I have been > using > > sigma scan to measure them, but I don't know how to get landmarks from > > many leaves in one image from this program. And of course later I'll > > need advice on how to analyzed data. > > > > Thank you in advance > > > > Lic. Cintia P. Souto > > Lab. Ecotono > > Univ. Nac.del Comahue > > Centro Regional Bariloche > > Quintral 1250 > > (8400) Bariloche > > R=EDo Negro > > Argentina > > Tel. ++54 2944 428505 int. 508 > > > > == > > Replies will be sent to list. > > For more information see > http://life.bio.sunysb.edu/morph/morphmet.html. > > > == > Replies will be sent to list. > For more information see http://life.bio.sunysb.edu/morph/morphmet.html. == Replies will be sent to list. For more information see http://life.bio.sunysb.edu/morph/morphmet.html.
