Re: [MORPHMET] Re: semilandmarks in biology

2018-11-12 Thread Douglas Boyer
interests are beforehand, > because we wouldn't know what we measured. > > M > > > -Original Message- > From: Benedikt Hallgrimsson > Sent: Thursday, November 8, 2018 11:32 AM > To: Adams, Dean [EEOBS] ; andrea cardini < > alcard...@gmail.com>; morphmet@mor

RE: [MORPHMET] Re: semilandmarks in biology

2018-11-11 Thread Murat Maga
and, bec= ause we wouldn't know what we measured. M -Original Message- From: Benedikt Hallgrimsson =20 Sent: Thursday, November 8, 2018 11:32 AM To: Adams, Dean [EEOBS] ; andrea cardini ; morphmet@morphometrics.org Subject: RE: [MORPHMET] Re: semilandmarks in biology Dear Colleagues,

RE: [MORPHMET] Re: semilandmarks in biology

2018-11-08 Thread Benedikt Hallgrimsson
ism, but I hope some find this useful. Benedikt -Original Message- From: Adams, Dean [EEOBS] Sent: Wednesday, November 7, 2018 6:48 AM To: andrea cardini ; morphmet@morphometrics.org Subject: RE: [MORPHMET] Re: semilandmarks in biology Folks, I think it is important to recogn

RE: [MORPHMET] Re: semilandmarks in biology

2018-11-07 Thread Adams, Dean [EEOBS]
of Ecology, Evolution, and Organismal Biology Iowa State University www.public.iastate.edu/~dcadams/ phone: 515-294-3834 -Original Message- From: andrea cardini Sent: Wednesday, November 7, 2018 4:31 AM To: morphmet@morphometrics.org Subject: Re: [MORPHMET] Re: semilandmarks in biology

Re: [MORPHMET] Re: semilandmarks in biology

2018-11-07 Thread andrea cardini
F. James Rohlf, Distinguished Prof. Emeritus > > > > Depts. of Anthropology and of Ecology & Evolution > > > > > > From: mitt...@univie.ac.at > > Sent: Tuesday, November 6, 2018 9:09 AM >

Re: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread N. MacLeod
how much specimens differ from each other or, usually, the mean shape. > > > > > > > > _ _ _ _ _ _ _ _ _ > > > > F. James Rohlf, Distinguished Prof. Emeritus > > > > > > > > Depts. of Anthropology and of Ecology & Evolution

Re: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread mitte...@univie.ac.at
gt; how much specimens differ from each other or, usually, the mean shape. > > > > > > > > _ _ _ _ _ _ _ _ _ > > > > F. James Rohlf, Distinguished Prof. Emeritus > > > > > > > > Depts. of Anthropology and of Ecology &

Re: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread alcardini
pecimens (the sliding minimizes your measure >>> of >>> how much specimens differ from each other or, usually, the mean shape. >>> >>> >>> >>> _ _ _ _ _ _ _ _ _ >>> >>> F. James Rohlf, Distinguished Prof. Emeritus >>&g

Re: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread Mike Collyer
ach other or, usually, the mean shape. >> >> >> >> _ _ _ _ _ _ _ _ _ >> >> F. James Rohlf, Distinguished Prof. Emeritus >> >> >> >> Depts. of Anthropology and of Ecology & Evolution >> >> >> >> >> >> F

RE: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread F. James Rohlf
iginal Message- From: alcardini Sent: Tuesday, November 6, 2018 12:35 PM To: F. James Rohlf Cc: mitte...@univie.ac.at; MORPHMET Subject: Re: [MORPHMET] Re: semilandmarks in biology Yes, but doesn't that also add more covariance that wasn't there in the first place? Neither least squar

Re: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread alcardini
Prof. Emeritus > > > > Depts. of Anthropology and of Ecology & Evolution > > > > > > From: mitte...@univie.ac.at > Sent: Tuesday, November 6, 2018 9:09 AM > To: MORPHMET > Subject: [MORPHMET] Re: semilandmarks in biology > > > > I agree on

RE: [MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread F. James Rohlf
specimens differ from each other or, usually, the mean shape. _ _ _ _ _ _ _ _ _ F. James Rohlf, Distinguished Prof. Emeritus Depts. of Anthropology and of Ecology & Evolution From: mitte...@univie.ac.at Sent: Tuesday, November 6, 2018 9:09 AM To: MORPHMET Subject: [MORPHMET

[MORPHMET] Re: semilandmarks in biology

2018-11-06 Thread mitte...@univie.ac.at
I agree only in part. Whether or not semilandmarks "really are needed" may be hard to say beforehand. If the signal is known well enough before the study, even a single linear distance or distance ratio may suffice. In fact, most geometric morphometric studies are characterized by an