Re: Agenda Oct 13 HL7 RDF / W3C COI: FHIR RDF ValueSets

Dear David,

We seem to be in agreement.

Gerard

Gerard Freriks
+31 620347088
gfrer@luna.nl <mailto:gfrer@luna.nl>
> On 5 nov. 2015, at 06:32, David Booth <david@dbooth.org> wrote:
> 
> Hi Gerard,
> 
> RDF on its own certainly will *not* create semantic interoperability of 
> healthcare information.  It is only a first step, which allows the 
> semantic to be expressed in a common language.  I agree that the whole 
> process of achieving semantic interoperability is much more involved. 
> The Yosemite Project describes a roadmap to get there:
> http://yosemiteproject.org/
> 
> Thanks,
> David Booth
> 
> On 10/31/2015 05:13 AM, "Gerard Freriks (privé)" wrote:
>> Dear David,
>> 
>> With interest I have attended two Telcon meetings.
>> And I have read some slide sets from presentations.
>> 
>> Some remarks I want to make:
>> - RDF (and related formats) could be used. But this is not enough.
>> - In my opinion it is impossible to map all standards (such as HL7, ISO
>> 13606, SNOMED, …) fully and safely.
>> Partially it is possible, but there are too many partial
>> overlapping/conflicting concepts and modeling styes used by these standards.
>> Cultural, linguistic, differences exist between communities.
>> - To many times we focus on ‘semantic interoperability’, only, meaning
>> that a community using implementation guides is able to agree on the
>> meaning and use of data fields in an exchange format.
>> But leave a substantial amount of the epistemology of data for the
>> reader/user to infer. Many times quite a lot of implicit knowledge is
>> needed for the safe, correct and full interpretation
>> That is why I coined the new term ‘Semantic Interpretability’, meaning
>> that it must be possible to re-use data quite some time in the future or
>> be processed by a rules engine, safely, correctly and fully.
>> The implication is that we must standardize all the meta-data needed to
>> encompass this.
>> - It is clear to me that when we start to model data sets there are at
>> least two styles we can use.
>> Do we model documents/entities that refer to processes or model
>> processes with entities inside?
>> Do we create models and specialize them by changing the name/meaning of
>> classes or specialize them using fixed patterns of classes by changing
>> attribute data fields?
>> - In addition we have to decide about overlapping/competing ways of
>> modeling: using the structure of classes or pre or post-coordinated
>> codes. In short we have to agree how to deal with the boundary problem.
>> - Each standard makes it own implicit/explicit choices about all these
>> topics, making the notion that RDF on its self will solve all problems
>> questionable.
>> 
>> Gerard Freriks
>> +31 620347088
>> gfrer@luna.nl <mailto:gfrer@luna.nl>
>> 
>>> On Oct 13, 2015, at 3:42 AM, David Booth <david@dbooth.org
>>> <mailto:david@dbooth.org>> wrote:
>>> 
>>> Main agenda this week:
>>> 
>>> - FHIR RDF ValueSets:
>>> http://wiki.hl7.org/index.php?title=File:Comparison_of_ValueSet_approaches.pdf
>>> 
>>> We seem to be close to getting ValueSets worked out.  Let's see if we
>>> can get them nailed down this week.
>>> 
>>> Webex for teleconference:
>>> https://mit.webex.com/mit/j.php?MTID=m5cd1bd8bb36825b9c4b369fd664bbb62
>>> dial-up: +1-617-324-0000 Access code: 645 777 110
>>> Meeting password: 4257
>>> 
>>> Complete agenda page:
>>> http://wiki.hl7.org/index.php?title=ITS_RDF_ConCall_Agenda
>>> 
>>> TO SPEED UP THE START OF OUR CALLS:
>>> It would help if participants would join the IRC channel prior to
>>> joining the teleconference line, as described below.
>>> 
>>> TELECONFERENCE DETAILS:
>>>  Tuesdays, 11:00am Eastern US (Boston) time zone
>>>  Webex for teleconference:
>>>  https://mit.webex.com/mit/j.php?MTID=m5cd1bd8bb36825b9c4b369fd664bbb62
>>>  dial-up: +1-617-324-0000 Access code: 645 777 110
>>>  Meeting password: 4257
>>>  IRC: irc.w3.org port 6665 channel #hcls
>>> 
>>> Thanks!
>>> David Booth
>>> 
>>> 
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>>> 
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> 
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Received on Thursday, 5 November 2015 06:37:53 UTC