W3C home > Mailing lists > Public > public-prov-wg@w3.org > July 2011

Re: PROV-ISSUE-30 (name-for-bob): What name do we use for the BOB construct? [Conceptual Model]

From: Daniel Garijo <dgarijo@delicias.dia.fi.upm.es>
Date: Sun, 24 Jul 2011 08:01:37 +0200
Message-ID: <CAExK0Dcp8uKUosBaX6wLxsVntyKuK0QXxvvHSbw+uLy4tRND0Q@mail.gmail.com>
To: Stephan Zednik <zednis@rpi.edu>
Cc: public-prov-wg@w3.org
Since both Stephan and Jim have used "description of an entity in their
informal definition of a BOB,
maybe EntityDescription?...
(or TemporalEntityDescription, ConstrainedEntityDescription, though they
might be too long).

Best,
Daniel

2011/7/23 Stephan Zednik <zednis@rpi.edu>

> I do not feel that EntityInstance, EntityInstantiation, or
> InstantiatedEntity make sense for the book ownership scenario, or any
> scenario modeling the provenance of changes in characteristics of a physical
> object.
>
> To reiterate the example since I haven't committed it to a wiki page yet.
>  Book X is an entity that represents a real world object.  It can be put on
> a shelf, loaned to friends, damaged, and/or destroyed.  It has important
> characteristics (condition, ownership, location, etc) that may change over
> the life of the book.  We may want to represent the provenance of the book
> as a chain of ownership.
>
> |<----------------------------**------------------------- Book X
> ------------------------------**------------------------------**----->|
> |<!------ Book X with owner A ---->|<----Book X with owner B ---->|<----
> Book X with owner A --------->|
>
> If a book changes ownership, is the "book with changed ownership" a
> different EntityInstance?  A different InstantiatedEntity?  I don't think
> what we current call a BOB is an 'instance of' anything.  I think of it as a
> description of an entity that holds for some time period (not necessarily
> given) for which contextually important mutable characteristics of the the
> entity are held to be known.
>
> --Stephan
>
>
> On 7/22/2011 5:29 AM, Curt Tilmes wrote:
>
>> On 07/22/2011 03:43 AM, Khalid Belhajjame wrote:
>>
>>> The term "Snapshot" was suggested some time ago, and it seems that
>>> several people did like it.
>>> We can also use the term "EntitySnapshot".
>>>
>>
>> Following from snapshot:
>>
>> EntityInstance
>> EntityInstantiation
>> InstantiatedEntity
>>
>> Curt
>>
>>
>>
>>
>
>
Received on Sunday, 24 July 2011 06:02:05 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Thursday, 26 April 2012 13:06:37 GMT