[Data-modeling] Newspaper circulations

Faye Li faye at metaweb.com
Wed Aug 20 22:52:10 UTC 2008


First of all, I like the improved Newspaper type. Both prices and 
circulation numbers are much easier to read as part of CVTs.

Now, looking over the /en/san_francisco_chronicle topic in the old 
schema with Periodical cotype, I must confess I find some of the 
division of properties confusing and surprising. Newspaper has a 
Circulation property, but Periodical doesn't. Circulation now references 
editions: "Daily", "Sunday", yet there's no reference to frequency of 
issues, which is a property of Periodical. Newspaper has a Owner 
property, whereas Periodical has a Publisher property. Why? To be honest 
I can easily see all of Newspaper's properties move into Periodical.

-- Faye


Jeff Prucher wrote:
> Based on this discussion (<URL:
> http://www.freebase.com/discuss/threads/book#/guid/9202a8c04000641f800000000
> 8dd9130>, I've posted a revision to the model for newspaper circulations and
> prices.  The current model has separate properties for "daily circulation"
> and "Sunday circulation", and likewise for prices.  My proposed change turns
> these into CVTs -- one for circulation and one for price. The CVTs include a
> property for "edition", which expects a new type (Newspaper Edition Type)
> that will hold the "Sunday", "Daily", "Evening", etc. values.
>
> The properties are currently living on a type in a private domain; if people
> like them, I'll move them over to the commons Newspaper type.
>
> https://www.freebase.com/view/user/jeff/newspaper
>
> You can compare the old and new views here:
> https://www.freebase.com/view/en/san_francisco_chronicle
>
> Thanks,
> Jeff Prucher
> Type Librarian & Ontologist
> Metaweb Technologies
>
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