Re: Streamlining the OA Model oax:range vs, endIndex

I am good either way. However I wonder if, as we are at the draft stave and
we haven't published a first final spec yet, deprecation still makes sense.

On Sat, Sep 22, 2012 at 1:02 PM, Antoine Isaac <aisaac@few.vu.nl> wrote:

> +1 to what Bob said.
> No offense, but it's not as if the current model was a second version of
> some official standard. So it seems fair to deprecate a pattern that would
> be clearly sub-optimal. And probably at this stage the implementors who may
> have implemented the pattern to be removed can be contacted, to check with
> them if it's alright!
>
> Antoine
>
>
>  With this or \any/ change, there is always the problem of backward
>> compatibility.  If the proposed change (which I favor) is adopted, I
>> think the previous should be deprecated and people urged to even
>> consider publishing existing annotations in the new form also, perhaps
>> with an oa:equivalentAnnotation if necessary.
>>
>> Two semantically equivalent ways publishing always run a risk of some
>> kind of issue or other.  If both are in the core--so that both are
>> expected to be treated by compliant consumers, then in the current
>> case it seems like the main problem is that producers are imposing
>> more processing on consumers and this is probably a small burden for
>> small annotation collections.  But it might be serious for data miners
>> harvesting knowledge from large collections of annotations.
>>
>> Bob
>>
>>
>>
>>
>> On Fri, Sep 21, 2012 at 8:17 AM, Paolo Ciccarese
>> <paolo.ciccarese@gmail.com>  wrote:
>>
>>> Hi Sebastian,
>>> that observation has been made many times by people in the text mining
>>> community.
>>> It really seems expensive to calculate the 'end' through the range given
>>> the
>>> high number of annotations that can be machine generated.
>>>
>>> I think I am in favor of that change at this point.
>>>
>>> Maybe we can introduce a new selector with begin/end so that who has
>>> already
>>> implemented begin and offset will be still ok?
>>>
>>> Best,
>>> Paolo
>>>
>>>
>>> On Fri, Sep 21, 2012 at 3:38 AM, Sebastian Hellmann
>>> <hellmann@informatik.uni-**leipzig.de<hellmann@informatik.uni-leipzig.de>>
>>>  wrote:
>>>
>>>>
>>>> Hi all,
>>>> the meeting was really interesting and I learned a lot. For NIF 2.0, I
>>>> will draft such a document specifying a mapping, between the two
>>>> models.  I
>>>> think the most difficult part here are the mappings between the
>>>> selectors.
>>>>
>>>> Here is an initial question:
>>>> In http://www.openannotation.org/**spec/extension/#SelectorOffset<http://www.openannotation.org/spec/extension/#SelectorOffset>was there
>>>> any strong reason to use oax:range instead of something like end index.
>>>> When querying with SPARQL, you can:
>>>>
>>>> with range: order all selections by length, get all selection of a
>>>> specific length, query if any annotation begin at a certain position
>>>>
>>>> with begin, end index: query if any annotation are within a certain
>>>> region, query for overlaps and locality of annotations, i.e. is there an
>>>> annotation in this paragraph?
>>>>
>>>>
>>>> Addition/subtraction is quite an expensive aggregate. So what do you
>>>> think
>>>> is the more common use case. I would vote for begin and end index and
>>>> querying overlaps and inclusion. Maybe, we can do it similar to Apache
>>>> Stanbol, which also uses endIndex.
>>>>
>>>> Any opinions on this? Should I copy/paste and open an issue in the Wiki?
>>>> Or could there be consensus right the first time?
>>>>
>>>> Sebastian
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Am 15.09.2012 00:54, schrieb Randall Leeds:
>>>>
>>>>>
>>>>> On Wed, Aug 1, 2012 at 1:18 PM, Robert Sanderson<azaroth42@gmail.com>
>>>>> wrote:
>>>>>
>>>>>>
>>>>>> I would like to propose a joint work item to create a mapping document
>>>>>> between NIF and OA, if you think that would be useful?
>>>>>>
>>>>>
>>>>> I think it would be invaluable to people discovering OA and NIF to
>>>>> have such a document.
>>>>> +1
>>>>>
>>>>>
>>>>
>>>> --
>>>> Dipl. Inf. Sebastian Hellmann
>>>> Department of Computer Science, University of Leipzig
>>>> Events:
>>>> * http://sabre2012.infai.org/**mlode <http://sabre2012.infai.org/mlode>(Leipzig, Sept. 23-24-25, 2012)
>>>> * http://wole2012.eurecom.fr (*Deadline: July 31st 2012*)
>>>> Projects: http://nlp2rdf.org , http://dbpedia.org
>>>> Homepage: http://bis.informatik.uni-**leipzig.de/SebastianHellmann<http://bis.informatik.uni-leipzig.de/SebastianHellmann>
>>>> Research Group: http://aksw.org
>>>>
>>>>
>>>
>>>
>>> --
>>> Dr. Paolo Ciccarese
>>> http://www.paolociccarese.**info/ <http://www.paolociccarese.info/>
>>> Biomedical Informatics Research&  Development
>>>
>>> Instructor of Neurology at Harvard Medical School
>>> Assistant in Neuroscience at Mass General Hospital
>>> +1-857-366-1524 (mobile)   +1-617-768-8744 (office)
>>>
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>>>
>>
>>
>>
>
>


-- 
Dr. Paolo Ciccarese
http://www.paolociccarese.info/
Biomedical Informatics Research & Development
Instructor of Neurology at Harvard Medical School
Assistant in Neuroscience at Mass General Hospital
+1-857-366-1524 (mobile)   +1-617-768-8744 (office)

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