On Mon, Mar 26, 2012 at 10:59 AM, Paolo Missier <Paolo.Missier@ncl.ac.uk>wrote: > " An entity is alternate of another if they are both a specialization of > some common entity." > It is not clear what to make of this defining property of alternates -- it > gives an existential condition which is not actionable in general. So to me > this is potentially confusing. > > This is just the consequence of the open world assumption. It becomes clear by a) explicitly stating that the common entity does not need to be asserted or identified, and b) when practical examples are shown (like Simon's). Jim -- Jim McCusker Programmer Analyst Krauthammer Lab, Pathology Informatics Yale School of Medicine james.mccusker@yale.edu | (203) 785-6330 http://krauthammerlab.med.yale.edu PhD Student Tetherless World Constellation Rensselaer Polytechnic Institute mccusj@cs.rpi.edu http://tw.rpi.edu
Received on Monday, 26 March 2012 15:09:40 UTC