Re: [Iotsi] interactive vs. programmatic IoT

David Janes <davidjanes@davidjanes.com> Tue, 29 March 2016 13:02 UTC

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From: David Janes <davidjanes@davidjanes.com>
Date: Tue, 29 Mar 2016 09:01:56 -0400
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To: Kerry Lynn <kerlyn@ieee.org>
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Cc: Clarke Stevens <cstevens63@yahoo.com>, Michel Kohanim <michel@universal-devices.com>, "iotsi@iab.org" <iotsi@iab.org>, Andy Bierman <andy@yumaworks.com>, Ravi Subramaniam <ravi.subramaniam@intel.com>, "Kreuzer, Kai" <k.kreuzer@telekom.de>, Michael Koster <michaeljohnkoster@gmail.com>, Dave Raggett <dsr@w3.org>
Subject: Re: [Iotsi] interactive vs. programmatic IoT
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JSON-LD can be viewed as a serialization of RDF. The JSON-LD people don't
talk this up too much.

On Tue, Mar 29, 2016 at 8:45 AM, Kerry Lynn <kerlyn@ieee.org> wrote:

> On Tue, Mar 29, 2016 at 7:22 AM, Dave Raggett <dsr@w3.org> wrote:
>
>>
>> On 25 Mar 2016, at 18:31, Michael Koster <michaeljohnkoster@gmail.com>
>> wrote:
>>
>> I think this defines a use case for what we are doing:
>>
>> "Service providers have royalty-free use of shared information models
>> that provide access to resources hosted in various "ecosystems", where
>> ecosystems include but are not limited to: OCF, ZigBee, Bluetooth, IPSO,
>> OneM2M, Z-Wave and emerging ecosystems like the "native web" thing
>> ecosystem."
>>
>> What this means is we are not defining a new framework for people to
>> build things to, rather a way forward to model common things that we can
>> all share on a royalty-free basis to promote semantic interoperability
>> across connected things and services.
>>
>> This, practically by definition, enables application logic to be
>> decoupled from thing specifications.
>>
>>
>> If everyone uses different frameworks for representing models, the
>> challenge will be how to map between them. The suggestion is to use RDF as
>> an interlingua as a way to avoid having to define direct mappings of terms
>> between all modelling languages. This means that terms used in modelling
>> languages need to be mapped to RDF URIs. We want to encourage people to use
>> the same URIs for terms with the same meaning.  However, people can define
>> their own URIs if appropriate.
>>
>> Dave
>
> I think some of us prefer JSON-LD (at least in the higher layer models).
> My understanding is
> that the mapping to RDF is straightforward, but I have no experience.
> What's your opinion?
>
> Kerry
>
> —
>>    Dave Raggett <dsr@w3.org>
>>
>>
>>
>>
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