Are you with 802.15.4 reffering to 6lowpan networks. Then I'm also doing
work in the area with SICS.se in Sweden so yes would be interesting working
with that.

/joachim

2013/3/7 Yusuke DOI <[email protected]>

> Dear Peter,
>
> Yes, for sensor networks such as one on 802.15.4, XMPP/EXI should be a
> good choice (if we can implement it efficiently). Please let me join your
> effort. Thanks!
>
>
> // Yusuke DOI <[email protected]> Corporate R&D Center, TOSHIBA
> Corp.
>
>
> (2013-03-07 20:55), Peter Waher wrote:
>
>> Hello Yusuke
>> We have been experimenting with EXI and find it an exceptional and
>> efficient way to compress XML. We want to use it in sensor networks, where
>> RAM and packet size is an issue. We hope to, within our effort to create
>> XEPs for sensor networks, to include a XEP for EXI enablement of XMPP
>> communication. If you want to join us in this work, you're welcome.
>> Note to XSF members: Anybody interested in participating in such an EXI
>> XEP, please contact me.
>> Sincerely,
>> Peter Waher
>>
>> Från: Yusuke DOI <[email protected]<**mailto:
>> [email protected].**jp <[email protected]>>>
>>
>> Datum: 6 mars 2013 07:32:55 CET
>> Till: XMPP Standards 
>> <[email protected]<mailto:sta**[email protected]<[email protected]>
>> >>
>>
>> Ämne: [Standards] Question on valid XMPP
>> Svara till: XMPP Standards <[email protected]<mailto:sta**
>> [email protected] <[email protected]>>>
>>
>> Hi,
>>
>> My name is Yusuke Doi. I'm wondering if it is possible to put EXI[1] with
>> XMPP.
>>
>> During my experiment to encode some XML instances captured from my
>> tcpdump to EXI, I have got unique particle attribution (UPA) problem as
>> described in [2].
>> Although EXI works with schemaless XML, it's far better to use
>> schema-informed EXI in terms of efficiency and validation. Schema-informed
>> EXI is for valid XML, but current spec does not allow validation due to
>> UPA. Changing local schema (suggested by Peter in [2]) breaks
>> interoperability of schema-informed EXI.
>>
>> Is there any possible way to make a 'valid XMPP spec' with some
>> (backword-compatible) specification update? I guess there are three choices.
>>
>> 1) change XMPP schema/spec to avoid UPA. This may break inteoperability.
>> 2) use different XMPP schema for EXI communications. This looks awkward.
>> 3) use XSD 1.1 for weak wildcard. I'm not sure XMPP community wants/hates
>> 'cool' features of XSD 1.1.
>>
>> [1] http://www.w3.org/TR/exi/
>> [2] 
>> http://mail.jabber.org/**pipermail/jdev/2012-June/**089069.html<http://mail.jabber.org/pipermail/jdev/2012-June/089069.html>
>>
>> Regards,
>>
>> // Yusuke DOI <[email protected]<**mailto:[email protected].**
>> jp <[email protected]>>> Corporate R&D Center, TOSHIBA Corp.
>>
>>
>>
>>
>> --
>> Hälsningar
>>
>> Joachim Lindborg
>> Teknisk Chef
>>
>> Sustainable Innovation AB
>> Adress: Box 55998 102 16<tel:55998%20102%2016> Stockholm
>> Besöksadress: Storgatan 31 (Malmgården)
>> Email: 
>> [email protected]<**mailto:Joachim.lindborg@sust.**se<[email protected]>>,
>> www.sust.se<http://www.sust.se**>
>> Tel +46 706-442270<tel:%2B46%20706-442270>
>>
>>
>
>


-- 
Hälsningar

Joachim Lindborg
Teknisk Chef

Sustainable Innovation AB
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