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Re: [sdw] Draft W3C note with additional temporal relations (#1139)

From: kjano via GitHub <sysbot+gh@w3.org>
Date: Sat, 20 Jul 2019 07:05:13 +0000
To: public-sdwig@w3.org
Message-ID: <issue_comment.created-513443471-1563606311-sysbot+gh@w3.org>
Hi Adam,

Just one brief comment. The solution below would not preserve the order 
of the aggregates directly (e.g., compared to a list).


On 7/20/19 1:56 AM, Adam Shepherd wrote:
> Hey folks, there's a group of data repositories interested in 
> publishing a temporal extent that expresses a seasonal coverage across 
> multiple years. Rather, they want to express that data was collected 
> in an aggregate of multiple intervals.
> The use case for an extension to OWL-Time for this case is driven by 
> search precision and recall. For example if the data were collected in 
> June, July and August across the years 2012 to 2015, a temporal 
> interval extending from 2012 to 2015 would hit as a match for a search 
> looking for data between January 2013 and May 2013 which would be 
> wrong in this case.
> In discussions with @dr-shorthair <https://github.com/dr-shorthair> , 
> he recommended a small extension of one class and one property:
> |time:TemporalAggregate rdf:subClassOf time:TemporalEntity . 
> time:hasMember a owl:ObjectProperty; rdfs:domain 
> time:TemporalAggregate ; rdfs:range time:TemporalEntity . |
> With this aggregate class, we can express a collection of Temporal 
> entities that explicitly describes the collection activity.
> Thoughts?
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Krzysztof Janowicz

Geography Department, University of California, Santa Barbara
4830 Ellison Hall, Santa Barbara, CA 93106-4060

Email: jano@geog.ucsb.edu
Webpage: http://geog.ucsb.edu/~jano/
Semantic Web Journal: http://www.semantic-web-journal.net

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Received on Saturday, 20 July 2019 07:05:14 UTC

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