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Re: Vehicle Location Information

From: Rees, Kevron <kevron.m.rees@intel.com>
Date: Tue, 13 May 2014 19:32:08 -0700
Message-ID: <CAFW5wYbReNTmP08nQh0dQiiAwGRDfaZ8+6jDGwCrYXsXjfzGTg@mail.gmail.com>
To: Paul Boyes <pb@opencar.com>
Cc: ALDRIC LOYER <aldric.loyer@mpsa.com>, Tatsuhiko Hirabayashi <ta-hirabayashi@kddi.com>, Marc Lapierre <mlapierre@qnx.com>, 박종선(Justin Park) <jongseon.park@lge.com>, "public-autowebplatform@w3.org" <public-autowebplatform@w3.org>, Philipp Hoschka <ph@w3.org>, Kazuyuki Ashimura <ashimura@w3.org>, Bernard Gidon <bgidon@w3.org>, Alan Bird <abird@w3.org>
I admit it seems awkward to get speed from a geolocation api.  But it's
something so generic that I wonder if there should be a 3rd api that both
could use.

-Kevron


On Tuesday, May 13, 2014, Paul Boyes <pb@opencar.com> wrote:

>  Kevron, Aldric, et al.
>
>    Speed, in the context of Geolocation, is part of the Coordinates
> Interface which in turn is accessible through the Position Interface.  This
> context is related to yet different than Speed from the vehicle information
> perspective in that it is related to location.  Speed from a vehicle
> context does not necessarily have anything to do with location.  It
> typically means the vehicle is moving under its own power/control at a
> certain velocity.  I believe the context of acceleration in a vehicle is
> much the same.  In my opinion they are two related yet different concepts.
>   I believe we should leave speed and acceleration in the Vehicle
> Information Spec.
>
>  When determining if an attribute/data element should be in the Vehicle
> Information API or in some other API, I think we need to look at context
> and concept.  If they are identical, then we should ask,  “In what domain
> should they fundamentally reside?”  If the context and concept are
> different, they more than likely they should reside in both domains.
>
>  What do you think?
>
>  Paul J. Boyes
> --------------------------------
> Mobile:   206-276-9675
> Skype:  pauljboyes
>
>
>
>
>  On May 13, 2014, at 11:11 AM, Rees, Kevron <kevron.m.rees@intel.com>
> wrote:
>
> I'm okay with Aldric's proposal.  Adding to his justification is
> Paul's from the meeting: the vehicle information spec is extensible.
> OEMs can implement the API with geolocation and vehicle speed, etc.
>
> Aldric, do you want to do a merge request with your proposed changes?
>
> -Kevron
>
> On Tue, May 13, 2014 at 9:22 AM, ALDRIC LOYER <aldric.loyer@mpsa.com>
> wrote:
>
> Hello,
>
> You’ll find attached a formalization of my proposal to be discussed.
>
> Best regards
>
>
>
> --------------------------------------------------------------------------
>
> Aldric LOYER
>
> PSA Peugeot Citroën
>
> Responsable de l'UEI COTI
>
> (Connectivity, Telematic and Infotainment)
>
> Direction de la Recherche et de l'Ingénierie Avancée
>
> Tel : +33 (0) 1 57 59 81 35 (20 81 35)
>
> Portable : +33 6 32 34 55 59
>
>
>
> De : Paul Boyes [mailto:pb@opencar.com]
> Envoyé : lundi 12 mai 2014 22:22
> À : ALDRIC LOYER - J433842; Rees, Kevron; Tatsuhiko Hirabayashi; Marc
> Lapierre; 박종선(Justin Park); public-autowebplatform@w3.org; Philipp
> Hoschka;
> Kazuyuki Ashimura; Bernard Gidon; Alan Bird
>
>
> Objet : Re: Vehicle Location Information
>
>
>
> For our discussion tomorrow and at the face to face, regarding new APIs,
> for
> those suggesting a new API, please come prepared with very specific
> arguments and examples.  Ideally you will ultimately have the following:
>
> paper laying out use cases and one or more of the following:
>
> recommended changes to existing W3C spec and why
> recommended changes to the vehicle information spec and why
> recommended new api for our group and why it is needed given other W3C APIs
>
> Adam, Philipp, Kaz, Bernard, and Alan, et al.
>
>
>
> Please let us know if I have missed anything and any other details those
> suggesting new APIs need to consider.  Your thoughts would be much
> appreciated.
>
>
>
>
>
> Paul J. Boyes
>
> --------------------------------
>
> Mobile:   206-276-9675
> Skype:  pauljboyes
>
>
>
>
>
>
>
> On May 12, 2014, at 9:27 AM, ALDRIC LOYER <aldric.loyer@mpsa.com> wrote:
>
>
>
> I guess vehicle.acceleration (4.9.18) is in the same case,  there is very
> probably already this API somewhere in W3C APIs.
> Concerning vehicle.temperature, as we consider inside vehicle and outside
> vehicle, I guess we can keep them as fully vehicle oriented.
> All other vehicle interface are, for me, fully vehicle oriented.
> To be discussed tomorrow or next week.
> Best regards
>
> --------------------------------------------------------------------------
> Aldric LOYER
> PSA Peugeot Citroën
> Responsable de l'UEI COTI
> (Connectivity, Telematic and Infotainment)
> Direction de la Recherche et de l'Ingénierie Avancée
> Tel : +33 (0) 1 57 59 81 35 (20 81 35)
> Portable : +33 6 32 34 55 59
>
>
> -----Message d'origine-----
> De : Rees, Kevron [mailto:kevron.m.rees@intel.com]
> Envoyé : lundi 12 mai 2014 17:54
> À : ALDRIC LOYER - J433842
> Cc : Tatsuhiko Hirabayashi; Paul Boyes; Marc Lapierre; 박종선(Justin Park);
> public-autowebplatform@w3.org
> Objet : Re: Vehicle Location Information
>
> On Mon, May 12, 2014 at 12:43 AM, ALDRIC LOYER <aldric.loyer@mpsa.com>
> wrote:
>
> Hi Kevron and other contributors to this topic,
> Definitely, Apps developers want to use a unique API to get geolocation
> and,
> of course, current w3c geolocation API is the good one. And then I agree on
> the fact that OEMs (or third parties) have to provide the low level
> framework needed to choose between the native sensor and the added sensor
> (provided by the vehicle)...
> But now the question is the same for the vehicle speed API, do we use the
> one provided by the standard w3c geolocation API (position.coords.speed) or
> do we need a specific one ?
>
>
> On principle, I think I would have to say no, we don't
>
>
Received on Wednesday, 14 May 2014 02:32:37 UTC

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