RDF Working Group Teleconference

Minutes of 18 January 2012

Seen
Andy Seaborne, Antoine Zimmermann, David Wood, Gavin Carothers, Guus Schreiber, Ivan Herman, Jeremy Carroll, Lee Feigenbaum, Nicholas Humfrey, Richard Cyganiak, Sandro Hawke, Ted Thibodeau, Zhe Wu
Scribe
Zhe Wu, Andy Seaborne
IRC Log
Original and Editable Wiki Version
Resolutions
  1. accept the minutes of the 11 Jan telecon http://www.w3.org/2011/rdf-wg/meeting/2012-01-11 link
Topics
15:53:57 <RRSAgent> logging to http://www.w3.org/2012/01/18-rdf-wg-irc

RRSAgent IRC Bot: logging to http://www.w3.org/2012/01/18-rdf-wg-irc

15:53:59 <trackbot> RRSAgent, make logs world

Trackbot IRC Bot: RRSAgent, make logs world

15:54:01 <trackbot> Zakim, this will be 73394

Trackbot IRC Bot: Zakim, this will be 73394

15:54:01 <Zakim> ok, trackbot; I see SW_RDFWG()11:00AM scheduled to start in 6 minutes

Zakim IRC Bot: ok, trackbot; I see SW_RDFWG()11:00AM scheduled to start in 6 minutes

15:54:02 <trackbot> Meeting: RDF Working Group Teleconference
15:54:02 <trackbot> Date: 18 January 2012
15:56:49 <Zakim> SW_RDFWG()11:00AM has now started

Zakim IRC Bot: SW_RDFWG()11:00AM has now started

15:56:56 <Zakim> +Guus

Zakim IRC Bot: +Guus

15:57:59 <zwu2> zakim, code?

Zhe Wu: zakim, code?

15:57:59 <Zakim> the conference code is 73394 (tel:+1.617.761.6200 sip:zakim@voip.w3.org), zwu2

Zakim IRC Bot: the conference code is 73394 (tel:+1.617.761.6200 sip:zakim@voip.w3.org), zwu2

15:58:35 <Zakim> +OpenLink_Software

Zakim IRC Bot: +OpenLink_Software

15:58:42 <MacTed> Zakim, OpenLink_Software is temporarily me

Ted Thibodeau: Zakim, OpenLink_Software is temporarily me

15:58:42 <Zakim> +MacTed; got it

Zakim IRC Bot: +MacTed; got it

15:58:44 <MacTed> Zakim, mute me

Ted Thibodeau: Zakim, mute me

15:58:44 <Zakim> MacTed should now be muted

Zakim IRC Bot: MacTed should now be muted

15:59:24 <Zakim> +mhausenblas

Zakim IRC Bot: +mhausenblas

15:59:29 <cygri> zakim, mhausenblas is temporarily me

Richard Cyganiak: zakim, mhausenblas is temporarily me

15:59:29 <Zakim> +cygri; got it

Zakim IRC Bot: +cygri; got it

16:00:04 <Zakim> +??P9

Zakim IRC Bot: +??P9

16:00:12 <AndyS> zakim, ??P9 is me

Andy Seaborne: zakim, ??P9 is me

16:00:12 <Zakim> +AndyS; got it

Zakim IRC Bot: +AndyS; got it

16:00:29 <Zakim> + +1.603.438.aaaa

Zakim IRC Bot: + +1.603.438.aaaa

16:00:45 <zwu2> zakim, +1.603.438.aaaa is me

Zhe Wu: zakim, +1.603.438.aaaa is me

16:00:45 <Zakim> +zwu2; got it

Zakim IRC Bot: +zwu2; got it

16:01:09 <ivan> zakim, dial ivan-voip

Ivan Herman: zakim, dial ivan-voip

16:01:10 <Zakim> ok, ivan; the call is being made

Zakim IRC Bot: ok, ivan; the call is being made

16:01:11 <Zakim> +Ivan

Zakim IRC Bot: +Ivan

16:02:08 <zwu2> Scribe: zwu2

(Scribe set to Zhe Wu)

16:02:09 <Guus> zakim, who is here?

Guus Schreiber: zakim, who is here?

16:02:09 <Zakim> On the phone I see Guus, MacTed (muted), cygri, AndyS, zwu2, Ivan

Zakim IRC Bot: On the phone I see Guus, MacTed (muted), cygri, AndyS, zwu2, Ivan

16:02:11 <Zakim> On IRC I see Scott_Bauer, zwu2, Zakim, RRSAgent, Guus, danbri, AndyS, MacTed, LeeF, cygri, mischat, ivan, manu1, mdmdm, davidwood, manu, trackbot, yvesr, NickH, sandro, ericP

Zakim IRC Bot: On IRC I see Scott_Bauer, zwu2, Zakim, RRSAgent, Guus, danbri, AndyS, MacTed, LeeF, cygri, mischat, ivan, manu1, mdmdm, davidwood, manu, trackbot, yvesr, NickH, sandro, ericP

16:02:42 <Zakim> +sandro

Zakim IRC Bot: +sandro

16:03:12 <Zakim> +Scott_Bauer

Zakim IRC Bot: +Scott_Bauer

16:03:45 <Zakim> +AZ

Zakim IRC Bot: +AZ

16:04:20 <Zakim> +LeeF

Zakim IRC Bot: +LeeF

16:04:20 <AZ> zakim, who is on the phone?

Antoine Zimmermann: zakim, who is on the phone?

16:04:21 <Zakim> On the phone I see Guus, MacTed (muted), cygri, AndyS, zwu2, Ivan, sandro, Scott_Bauer, AZ, LeeF

Zakim IRC Bot: On the phone I see Guus, MacTed (muted), cygri, AndyS, zwu2, Ivan, sandro, Scott_Bauer, AZ, LeeF

16:04:50 <LeeF> I have to leave after 60 minutes.

Lee Feigenbaum: I have to leave after 60 minutes.

16:05:07 <zwu2> maybe we can finish in 40 minutes :)

maybe we can finish in 40 minutes :)

16:05:27 <AndyS> Ok - I can scribe the last part

Andy Seaborne: Ok - I can scribe the last part

16:05:38 <zwu2> thanks Andy!

thanks Andy!

16:05:58 <zwu2> topic: Admin

1. Admin

16:06:29 <zwu2> proposed: accept the minutes of the 11 Jan telecon  http://www.w3.org/2011/rdf-wg/meeting/2012-01-11

PROPOSED: accept the minutes of the 11 Jan telecon http://www.w3.org/2011/rdf-wg/meeting/2012-01-11

16:06:48 <zwu2> Resolved: accept the minutes of the 11 Jan telecon  http://www.w3.org/2011/rdf-wg/meeting/2012-01-11

RESOLVED: accept the minutes of the 11 Jan telecon http://www.w3.org/2011/rdf-wg/meeting/2012-01-11

16:06:51 <Zakim> +JeremyCarroll

Zakim IRC Bot: +JeremyCarroll

16:07:04 <Zakim> +gavinc

Zakim IRC Bot: +gavinc

16:07:05 <zwu2> topic: Action item review

2. Action item review

16:07:31 <zwu2> guus: RDF primer

Guus Schreiber: RDF primer

16:08:00 <zwu2> guus: sando, 3 actions for you

Guus Schreiber: sandro, 3 actions for you

16:08:12 <Zakim> +EricP

Zakim IRC Bot: +EricP

16:08:16 <zwu2> s/sando/sandro
16:09:10 <davidwood> Zakim, code?

David Wood: Zakim, code?

16:09:10 <Zakim> the conference code is 73394 (tel:+1.617.761.6200 sip:zakim@voip.w3.org), davidwood

Zakim IRC Bot: the conference code is 73394 (tel:+1.617.761.6200 sip:zakim@voip.w3.org), davidwood

16:09:18 <zwu2> guus: action 100

Guus Schreiber: ACTION-100

16:09:29 <zwu2> ... sandro has not reported back

... sandro has not reported back

16:09:45 <zwu2> guus: we will come back to it

Guus Schreiber: we will come back to it

16:09:47 <Zakim> +??P31

Zakim IRC Bot: +??P31

16:09:53 <NickH> zakim, ??31 is me

Nicholas Humfrey: zakim, ??31 is me

16:09:53 <Zakim> sorry, NickH, I do not recognize a party named '??31'

Zakim IRC Bot: sorry, NickH, I do not recognize a party named '??31'

16:10:02 <NickH> zakim, ??P31 is me

Nicholas Humfrey: zakim, ??P31 is me

16:10:02 <Zakim> +NickH; got it

Zakim IRC Bot: +NickH; got it

16:10:06 <zwu2> action-117?

ACTION-117?

16:10:06 <trackbot> ACTION-117 -- Jeremy Carroll to check status of duration datatypes -- due 2011-11-16 -- OPEN

Trackbot IRC Bot: ACTION-117 -- Jeremy Carroll to check status of duration datatypes -- due 2011-11-16 -- OPEN

16:10:06 <trackbot> http://www.w3.org/2011/rdf-wg/track/actions/117

Trackbot IRC Bot: http://www.w3.org/2011/rdf-wg/track/actions/117

16:10:09 <NickH> Zakim, mute me

Nicholas Humfrey: Zakim, mute me

16:10:09 <Zakim> NickH should now be muted

Zakim IRC Bot: NickH should now be muted

16:10:24 <zwu2> guus: suggest Jeremy to drop it

Guus Schreiber: suggest Jeremy to drop it

16:10:34 <zwu2> ... if we don't expect much progress from it

... if we don't expect much progress from it

16:11:06 <zwu2> ... we can re-assign also

... we can re-assign also

16:11:25 <gavinc> Zakim, who is making noise?

Gavin Carothers: Zakim, who is making noise?

16:11:36 <Zakim> gavinc, listening for 10 seconds I heard sound from the following: Guus (33%), zwu2 (57%), JeremyCarroll (44%)

Zakim IRC Bot: gavinc, listening for 10 seconds I heard sound from the following: Guus (33%), zwu2 (57%), JeremyCarroll (44%)

16:11:38 <zwu2> jeremy: the reason for this action is that duration datatypes were in a mess in RDF 1.0

Jeremy Carroll: the reason for this action is that duration datatypes were in a mess in RDF 1.0

16:11:46 <Zakim> +bhyland1

Zakim IRC Bot: +bhyland1

16:11:50 <zwu2> I just did. sorry

I just did. sorry

16:11:54 <davidwood> Zakim, bhyland is me

David Wood: Zakim, bhyland is me

16:11:54 <Zakim> +davidwood; got it

Zakim IRC Bot: +davidwood; got it

16:12:25 <zwu2> guus: why don't we record an issue so we don't lose track of it.

Guus Schreiber: why don't we record an issue so we don't lose track of it.

16:12:45 <zwu2> cygri: you can re-assign it to me

Richard Cyganiak: you can re-assign it to me

16:12:53 <zwu2> jeremy: ok

Jeremy Carroll: ok

16:13:16 <zwu2> cygri: set the time frame in a month

Richard Cyganiak: set the time frame in a month

16:13:52 <cygri> this is related to ISSUE-66

Richard Cyganiak: this is related to ISSUE-66

16:14:04 <zwu2> action-118?

ACTION-118?

16:14:04 <trackbot> ACTION-118 -- Jeremy Carroll to summarize issues relating to XSD canonicalization -- due 2011-11-16 -- OPEN

Trackbot IRC Bot: ACTION-118 -- Jeremy Carroll to summarize issues relating to XSD canonicalization -- due 2011-11-16 -- OPEN

16:14:04 <trackbot> http://www.w3.org/2011/rdf-wg/track/actions/118

Trackbot IRC Bot: http://www.w3.org/2011/rdf-wg/track/actions/118

16:14:33 <zwu2> jeremy: again, I don't have a realistic schedule at this moment

Jeremy Carroll: again, I don't have a realistic schedule at this moment

16:15:02 <cygri> ISSUE-13?

Richard Cyganiak: ISSUE-13?

16:15:02 <trackbot> ISSUE-13 -- Review RDF XML Literals -- open

Trackbot IRC Bot: ISSUE-13 -- Review RDF XML Literals -- open

16:15:02 <trackbot> http://www.w3.org/2011/rdf-wg/track/issues/13

Trackbot IRC Bot: http://www.w3.org/2011/rdf-wg/track/issues/13

16:15:06 <zwu2> guus: we can generate an issue based on this action

Guus Schreiber: we can generate an issue based on this action

16:15:13 <zwu2> ... I will drop the action

... I will drop the action

16:15:50 <zwu2> action-129?

ACTION-129?

16:15:50 <trackbot> ACTION-129 -- Jeremy Carroll to review sandro's use cases -- due 2012-01-11 -- OPEN

Trackbot IRC Bot: ACTION-129 -- Jeremy Carroll to review sandro's use cases -- due 2012-01-11 -- OPEN

16:15:50 <trackbot> http://www.w3.org/2011/rdf-wg/track/actions/129

Trackbot IRC Bot: http://www.w3.org/2011/rdf-wg/track/actions/129

16:16:19 <zwu2> jeremy: I haven't done much

Jeremy Carroll: I haven't done much

16:16:50 <cygri> work in progress: http://www.w3.org/2011/rdf-wg/wiki/XML_Literals

Richard Cyganiak: work in progress: http://www.w3.org/2011/rdf-wg/wiki/XML_Literals

16:17:04 <zwu2> cygri: have done some work in wiki

Richard Cyganiak: have done some work in wiki

16:17:05 <JeremyCarroll> jeremy: I have looked at this and done what it is I will do, not much

Jeremy Carroll: I have looked at this and done what it is I will do, not much [ Scribe Assist by Jeremy Carroll ]

16:17:08 <zwu2> ... not quite ready

... not quite ready

16:17:18 <zwu2> ... take me another week to complete the last bits

... take me another week to complete the last bits

16:17:40 <gavinc> Charles

Gavin Carothers: Charles

16:17:48 <gavinc> Charles Greer

Gavin Carothers: Charles Greer

16:17:48 <zwu2> topic: RDFa LC

3. RDFa LC

16:18:21 <zwu2> david: it is not clear what the meeting should focus on

David Wood: it is not clear what the meeting should focus on

16:18:32 <sandro> regrets for next three weeks due to WG F2F meetings

Sandro Hawke: regrets for next three weeks due to WG F2F meetings

16:18:43 <gavinc> These are PRE last call comments

Gavin Carothers: These are PRE last call comments

16:18:55 <zwu2> guus: david, can you summarize

Guus Schreiber: david, can you summarize

16:19:14 <zwu2> david, it is action 128, did charles send his review?

david, it is ACTION-128, did charles send his review?

16:19:32 <zwu2> ... since it is overdue, we should call it completed, I did send my comments to RDF WG

... since it is overdue, we should call it completed, I did send my comments to RDF WG

16:19:41 <zwu2> ... http://lists.w3.org/Archives/Public/public-rdf-wg/2012Jan/0032.html

... http://lists.w3.org/Archives/Public/public-rdf-wg/2012Jan/0032.html

16:20:27 <zwu2> ... my message focused on name of documents in RDFa

... my message focused on name of documents in RDFa

16:20:34 <zwu2> ... how they related to graphs

... how they related to graphs

16:20:57 <zwu2> ... I did not have significant problem with RDFa core itself

... I did not have significant problem with RDFa core itself

16:21:14 <zwu2> guus: did you send it to RDFa?

Guus Schreiber: did you send it to RDFa?

16:21:22 <zwu2> david: yes. it's due on 16th

David Wood: yes. it's due on 16th

16:21:31 <zwu2> ... ivan encouraged me to

... ivan encouraged me to

16:21:53 <zwu2> guus: for the record, could you put a pointer in our archive

Guus Schreiber: for the record, could you put a pointer in our archive

16:22:10 <zwu2> ... send a message and put a link in the action item

... send a message and put a link in the action item

16:22:25 <zwu2> guus: what do we do about Gavin's comments?

Guus Schreiber: what do we do about Gavin's comments?

16:22:49 <zwu2> gavin: talking to Andy and Eric, wrote the problems we saw

Gavin Carothers: talking to Andy and Eric, wrote the problems we saw

16:22:56 <zwu2> ... CURIE grammar

... CURIE grammar

16:23:23 <zwu2> ... most people intend to express with CURIE can be expressed using prefix name mechanisms

... most people intend to express with CURIE can be expressed using prefix name mechanisms

16:23:54 <zwu2> ... talked to a few RDFa implementers (they don't use CURIE syntax)

... talked to a few RDFa implementers (they don't use CURIE syntax)

16:24:15 <gavinc> don't use the EXACT CURIE syntax

Gavin Carothers: don't use the EXACT CURIE syntax

16:24:20 <zwu2> guus: I suggested send Gavin's comments to RDFa WG

Guus Schreiber: I suggested send Gavin's comments to RDFa WG

16:24:24 <davidwood> Closed and annotated action 128 with the link to my message to the RDFa WG: https://www.w3.org/2011/rdf-wg/track/actions/128

David Wood: Closed and annotated ACTION-128 with the link to my message to the RDFa WG: https://www.w3.org/2011/rdf-wg/track/actions/128

16:24:52 <MacTed> +1

Ted Thibodeau: +1

16:25:07 <zwu2> guus: shall we record an action item?

Guus Schreiber: shall we record an action item?

16:25:16 <zwu2> ivan: RDFa WG schedule is the same time

Ivan Herman: RDFa WG schedule is the same time

16:25:28 <zwu2> action Gavin to send RDFa comments to RDFa WG

action Gavin to send RDFa comments to RDFa WG

16:25:28 <trackbot> Created ACTION-131 - Send RDFa comments to RDFa WG [on Gavin Carothers - due 2012-01-25].

Trackbot IRC Bot: Created ACTION-131 - Send RDFa comments to RDFa WG [on Gavin Carothers - due 2012-01-25].

16:25:59 <zwu2> guus: did a review of the RDFa primer

Guus Schreiber: did a review of the RDFa primer

16:26:12 <zwu2> ... will send it to RDFa WG

... will send it to RDFa WG

16:26:32 <zwu2> ivan: this does not have to go through LC

Ivan Herman: this does not have to go through LC

16:26:59 <zwu2> ivan: href is an HTML document

Ivan Herman: href is an HTML document

16:27:12 <JeremyCarroll> http://lists.w3.org/Archives/Public/public-rdf-wg/2012Jan/0059.html concerning xsd canonicalization

Jeremy Carroll: http://lists.w3.org/Archives/Public/public-rdf-wg/2012Jan/0059.html concerning xsd canonicalization

16:28:04 <zwu2> action guus: send Guus' comments to RDFa WG

action guus: send Guus' comments to RDFa WG

16:28:04 <trackbot> Created ACTION-132 - Send Guus' comments to RDFa WG [on Guus Schreiber - due 2012-01-25].

Trackbot IRC Bot: Created ACTION-132 - Send Guus' comments to RDFa WG [on Guus Schreiber - due 2012-01-25].

16:28:15 <zwu2> guus: I will do it today

Guus Schreiber: I will do it today

16:28:28 <zwu2> topic: RDF-ISSUE-82

4. RDF-ISSUE-82

16:28:35 <zwu2> guus: repeated graph iris

Guus Schreiber: repeated graph iris

16:28:39 <gavinc> http://lists.w3.org/Archives/Public/public-rdfa-wg/2012Jan/0025.html sent top RDFa WG

Gavin Carothers: http://lists.w3.org/Archives/Public/public-rdfa-wg/2012Jan/0025.html sent top RDFa WG

16:28:39 <zwu2> issue-82?

ISSUE-82?

16:28:39 <trackbot> ISSUE-82 -- How should repeated graph iri labels be handled in TriG -- raised

Trackbot IRC Bot: ISSUE-82 -- How should repeated graph iri labels be handled in TriG -- raised

16:28:39 <trackbot> http://www.w3.org/2011/rdf-wg/track/issues/82

Trackbot IRC Bot: http://www.w3.org/2011/rdf-wg/track/issues/82

16:28:56 <zwu2> ... there appears to have strong consensus on option 2

... there appears to have strong consensus on option 2

16:28:59 <zwu2> ... why don't we resolve it

... why don't we resolve it

16:29:19 <zwu2> gavin: I don't see any reason not to adopt it

Gavin Carothers: I don't see any reason not to adopt it

16:29:34 <sandro> -1

Sandro Hawke: -1

16:29:35 <zwu2> ... happy to resolve it now

... happy to resolve it now

16:30:39 <LeeF> someone is beeping

Lee Feigenbaum: someone is beeping

16:30:39 <LeeF> :)

Lee Feigenbaum: :)

16:30:59 <davidwood> I would be happier to make some progress, even if it is an interim step that might be overcome if we decide not to use TriG.

David Wood: I would be happier to make some progress, even if it is an interim step that might be overcome if we decide not to use TriG.

16:31:10 <sandro> sandro: I don't think we should be settling things about TriG until we knownwhether Trig addresses our use cases.

Sandro Hawke: I don't think we should be settling things about TriG until we knownwhether Trig addresses our use cases. [ Scribe Assist by Sandro Hawke ]

16:31:13 <zwu2> guus: suggest Gavin to write down refined text

Guus Schreiber: suggest Gavin to write down refined text

16:31:26 <zwu2> ... we should move forward

... we should move forward

16:31:40 <sandro> fine.

Sandro Hawke: fine.

16:31:42 <sandro> -0

Sandro Hawke: -0

16:31:48 <zwu2> david: I don't see much harm in resolving this issue

David Wood: I don't see much harm in resolving this issue

16:32:13 <sandro> it means I don't like it, but I wont stand in the way

Sandro Hawke: it means I don't like it, but I wont stand in the way

16:32:15 <zwu2> gavin: it took us a year to reach the status of turtle, we only have a year left

Gavin Carothers: it took us a year to reach the status of turtle, we only have a year left

16:33:03 <sandro> which solution is he going with?

Sandro Hawke: which solution is he going with?

16:33:04 <zwu2> action: gavin to proposal final wording for issue-82

ACTION: gavin to proposal final wording for ISSUE-82

16:33:04 <trackbot> Created ACTION-133 - Proposal final wording for issue-82 [on Gavin Carothers - due 2012-01-25].

Trackbot IRC Bot: Created ACTION-133 - Propose final wording for ISSUE-82 [on Gavin Carothers - due 2012-01-25].

16:33:23 <zwu2> s/Proposal/Propose
16:33:35 <sandro> (yeah, I dont think 2 is right for some use cases, but well see when we get there.)

Sandro Hawke: (yeah, I dont think 2 is right for some use cases, but well see when we get there.)

16:33:35 <zwu2> topic: Named Graphs

5. Named Graphs

16:33:45 <zwu2> guus: we have Sandro's use cases

Guus Schreiber: we have Sandro's use cases

16:33:57 <zwu2> ... today more examples came it

... today more examples came it

16:34:24 <zwu2> ... last week we had a meta strawpoll

... last week we had a meta strawpoll

16:34:32 <NickH> Test cases++

Nicholas Humfrey: Test cases++

16:34:42 <zwu2> ... how do we move forward from here

... how do we move forward from here

16:35:13 <sandro> q+

Sandro Hawke: q+

16:35:14 <JeremyCarroll> q+

Jeremy Carroll: q+

16:35:17 <cygri> q+

Richard Cyganiak: q+

16:35:23 <zwu2> ... shall we use concrete examples as a way to move forward

... shall we use concrete examples as a way to move forward

16:35:33 <Guus> ack sandro

Guus Schreiber: ack sandro

16:35:49 <NickH> painful beeping

Nicholas Humfrey: painful beeping

16:35:52 <zwu2> sandro, there are beeps

sandro, there are beeps

16:36:47 <zwu2> sandro, are you suggesting focus on the use cases?

sandro, are you suggesting focus on the use cases?

16:36:48 <cygri> the use case i mentioned is just one of the many from the wiki: http://www.w3.org/2011/rdf-wg/wiki/TF-Graphs-UC#.28B_priority.29_Tracing_inference_results

Richard Cyganiak: the use case i mentioned is just one of the many from the wiki: http://www.w3.org/2011/rdf-wg/wiki/TF-Graphs-UC#.28B_priority.29_Tracing_inference_results

16:37:04 <sandro> yes, a new page would be good

Sandro Hawke: yes, a new page would be good

16:37:11 <sandro> i've swamped, but really want to do it.

Sandro Hawke: i've swamped, but really want to do it.

16:37:30 <zwu2> cygri: may I ask why

Richard Cyganiak: may I ask why

16:37:34 <sandro> the old page is too long

Sandro Hawke: the old page is too long

16:37:44 <zwu2> ... what will be the difference between the new page and this old wiki

... what will be the difference between the new page and this old wiki

16:37:56 <AndyS> I'm confused -- Is it copying over existing UCs or creating new ones?

Andy Seaborne: I'm confused -- Is it copying over existing UCs or creating new ones?

16:38:17 <zwu2> cygri: I have spent quite some effort shaping that wiki page up

Richard Cyganiak: I have spent quite some effort shaping that wiki page up

16:38:40 <sandro> maybe "flagship" use cases, or something like that.

Sandro Hawke: maybe "flagship" use cases, or something like that.

16:39:03 <zwu2> david: the goal of the new page is to focus on a small number of use cases, then we can talk about designs

David Wood: the goal of the new page is to focus on a small number of use cases, then we can talk about designs

16:39:32 <zwu2> ... we have to have a handle on designs that match some use cases

... we have to have a handle on designs that match some use cases

16:39:41 <zwu2> ... simplify to move forward

... simplify to move forward

16:39:46 <sandro> (I only did three, so far)

Sandro Hawke: (I only did three, so far)

16:40:15 <zwu2> cygri: from use cases, we get requirements

Richard Cyganiak: from use cases, we get requirements

16:40:29 <zwu2> ... there may be a requirement arises from multiple use cases

... there may be a requirement arises from multiple use cases

16:41:28 <zwu2> guus: I think it will be very useful to rephrase use cases as requirements

Guus Schreiber: I think it will be very useful to rephrase use cases as requirements

16:41:50 <sandro> +1 guus

Sandro Hawke: +1 guus

16:41:52 <zwu2> david: richard I don't think we should get rid of that wiki use case page

David Wood: richard I don't think we should get rid of that wiki use case page

16:42:50 <zwu2> action guus: create a new section on use case page

action guus: create a new section on use case page

16:42:50 <sandro> maybe "Simplified Use Cases" or "Flagship Use Cases"

Sandro Hawke: maybe "Simplified Use Cases" or "Flagship Use Cases"

16:42:50 <trackbot> Created ACTION-134 - Create a new section on use case page  [on Guus Schreiber - due 2012-01-25].

Trackbot IRC Bot: Created ACTION-134 - Create a new section on use case page [on Guus Schreiber - due 2012-01-25].

16:43:07 <zwu2> ... requirement based on use cases

... requirement based on use cases

16:43:27 <AndyS> scribe: AndyS

(Scribe set to Andy Seaborne)

16:43:32 <AndyS> scribenick: AndyS
16:43:35 <Zakim> -zwu2

Zakim IRC Bot: -zwu2

16:44:03 <Guus> ack JeremyCarroll

Guus Schreiber: ack JeremyCarroll

16:44:23 <sandro> q+ to address JJC

Sandro Hawke: q+ to address JJC

16:44:32 <AndyS> jeremy: about NG, how about writing text and discuss that -- maybe agreement quite quickly.

Jeremy Carroll: about NG, how about writing text and discuss that -- maybe agreement quite quickly.

16:44:52 <AndyS> ... focus on text rather the philosophical viewpoints.

... focus on text rather the philosophical viewpoints.

16:45:37 <AndyS> sandro: Two ways to read trig leading to different impls.

Sandro Hawke: Two ways to read trig leading to different impls.

16:45:39 <MacTed> Zakim, who's noisy?

Ted Thibodeau: Zakim, who's noisy?

16:45:50 <Zakim> MacTed, listening for 10 seconds I heard sound from the following: AndyS (39%), sandro (54%), Ivan (42%)

Zakim IRC Bot: MacTed, listening for 10 seconds I heard sound from the following: AndyS (39%), sandro (54%), Ivan (42%)

16:46:13 <AndyS> ... (hard to hear) ... Trig for labels, and trig for locations.

... (hard to hear) ... Trig for labels, and trig for locations.

16:46:17 <AndyS> q+

q+

16:47:09 <AndyS> David: Jeremy - what was your idea to avoid that?

David Wood: Jeremy - what was your idea to avoid that?

16:47:13 <AndyS> ack cygri

ack cygri

16:47:22 <AndyS> q-

q-

16:47:42 <sandro> sandro:  I think me three strawman designs show that code would be different on the clients and the servers, so it's not just unimporant disagreement.

Sandro Hawke: I think me three strawman designs show that code would be different on the clients and the servers, so it's not just unimporant disagreement. [ Scribe Assist by Sandro Hawke ]

16:48:10 <AndyS> cygri: Minimal proposal - tagging, not exact meaning, not tied to HTTP.  BNode scope to be done.

Richard Cyganiak: Minimal proposal - tagging, not exact meaning, not tied to HTTP. BNode scope to be done.

16:48:24 <AndyS> ... sandro, path say that's not enough.

... sandro, path say that's not enough.

16:48:32 <AndyS> .. sandro wants to tei to HTTP

.. sandro wants to tie to HTTP

16:48:37 <AndyS> s/tei/tie/
16:49:13 <AndyS> ... progress is limited.  Seems that schedule forces us towards the minimal route.

... progress is limited. Seems that schedule forces us towards the minimal route.

16:50:35 <sandro> q+

Sandro Hawke: q+

16:50:52 <AndyS> ... tie to HTTP is going to be hard to make work because assumes dereference part of the process.  Doesn't work - RDF is disconnected from the protocol currently.

... tie to HTTP is going to be hard to make work because assumes dereference part of the process. Doesn't work - RDF is disconnected from the protocol currently.

16:51:10 <AndyS> ... this seems to be useful.

... this seems to be useful.

16:51:27 <ivan> q+

Ivan Herman: q+

16:51:35 <AndyS> David: can we agree on that couple/decouple point? protocol, NG

David Wood: can we agree on that couple/decouple point? protocol, NG

16:51:58 <AndyS> ack sandro

ack sandro

16:51:59 <Zakim> sandro, you wanted to address JJC and to

Zakim IRC Bot: sandro, you wanted to address JJC and to

16:52:01 <Guus> ack sandro

Guus Schreiber: ack sandro

16:52:52 <AndyS> sandro: sounds reasonable,  Tie to HTTP not most important me, but do need client-server tie. (?? hard to hear a complete sentence)

Sandro Hawke: sounds reasonable, Tie to HTTP not most important me, but do need client-server tie. (?? hard to hear a complete sentence)

16:53:23 <AndyS> ... make HTTP part separate.

... make HTTP part separate.

16:53:34 <AndyS> ack  ivan

ack ivan

16:53:45 <Guus> q+

Guus Schreiber: q+

16:54:28 <sandro> sandro: It's fine to have the HTTP part be separate -- that's part of Linked Data, not RDF.   What's important is to show how to solve the use cases in a way that actually works, interoperably.

Sandro Hawke: It's fine to have the HTTP part be separate -- that's part of Linked Data, not RDF. What's important is to show how to solve the use cases in a way that actually works, interoperably. [ Scribe Assist by Sandro Hawke ]

16:54:30 <AndyS> ivan: partial response to cygri: a bit of a repeat ... there are two viewpoints, hard to find consensus, but timing forcing is not the proper way.

Ivan Herman: partial response to cygri: a bit of a repeat ... there are two viewpoints, hard to find consensus, but timing forcing is not the proper way.

16:54:49 <AndyS> ... acknowledge that and have two syntaxes for the two relationships.

... acknowledge that and have two syntaxes for the two relationships.

16:55:14 <AndyS> ... sometimes no relationship, sometimes HTTP version, sometimes "named graph"

... sometimes no relationship, sometimes HTTP version, sometimes "named graph"

16:56:03 <AndyS> Guus: chair hat off

Guus Schreiber: chair hat off

16:56:23 <davidwood> ack Guus

David Wood: ack Guus

16:56:54 <AndyS> ...of  Sandros 3 solutions (Trig/REST first) capture current practice and gives a mechanism, semantics.

...of Sandros 3 solutions (Trig/REST first) capture current practice and gives a mechanism, semantics.

16:56:59 <Guus> { eg:sandro eg:endorses <g1>.                   <g1> a rdf:StaticGraphContainer.                 }             <g1> { ... the triples I'm endorsing ... }

Guus Schreiber: { eg:sandro eg:endorses <g1>. <g1> a rdf:StaticGraphContainer. } <g1> { ... the triples I'm endorsing ... }

16:57:30 <AndyS> (there is always a container)

(there is always a container)

16:58:03 <AndyS> .. and its noted in one of the graphs about how the URI is used.

.. and its noted in one of the graphs about how the URI is used.

16:58:06 <sandro> +1 this is a reasonable, workable solution.

Sandro Hawke: +1 this is a reasonable, workable solution.

16:59:05 <AndyS> (key is the rdf:type statement not that its a container)

(key is the rdf:type statement not that its a container)

16:59:21 <AndyS> Guus: reasonable area for consenus?

Guus Schreiber: reasonable area for consenus?

16:59:23 <sandro> q?

Sandro Hawke: q?

16:59:58 <AndyS> ivan: More precise of what I said ... the "syntax" is the rdf:type  triple.

Ivan Herman: More precise of what I said ... the "syntax" is the rdf:type triple.

17:00:12 <AndyS> Guus: rdf:type optional

Guus Schreiber: rdf:type optional

17:00:13 <davidwood> q+ to comment on rdf:type usage once Guus regains the chair

David Wood: q+ to comment on rdf:type usage once Guus regains the chair

17:00:26 <JeremyCarroll> q+

Jeremy Carroll: q+

17:00:32 <cygri> q+ to ask about merging datasets

Richard Cyganiak: q+ to ask about merging datasets

17:00:37 <Zakim> -LeeF

Zakim IRC Bot: -LeeF

17:00:52 <AndyS> guus: put chair hat on

Guus Schreiber: put chair hat on

17:01:17 <AndyS> David: I like that we are using RDF as the mechanism.  Wide variety of UCs covered.

David Wood: I like that we are using RDF as the mechanism. Wide variety of UCs covered.

17:01:24 <AndyS> ack davidwood

ack davidwood

17:01:24 <ivan> ack davidwood

Ivan Herman: ack davidwood

17:01:43 <JeremyCarroll> Zakim, unmute me

Jeremy Carroll: Zakim, unmute me

17:01:49 <AndyS> ack jeremy

ack jeremy

17:01:56 <Zakim> davidwood, you wanted to comment on rdf:type usage once Guus regains the chair

Zakim IRC Bot: davidwood, you wanted to comment on rdf:type usage once Guus regains the chair

17:02:18 <ivan> ack JeremyCarroll

Ivan Herman: ack JeremyCarroll

17:02:20 <Zakim> JeremyCarroll was not muted, JeremyCarroll

Zakim IRC Bot: JeremyCarroll was not muted, JeremyCarroll

17:02:32 <sandro> then you want my third design, JJC

Sandro Hawke: then you want my third design, JJC

17:02:33 <AndyS> Jeremy: I worry about optional features and interoperability.  better is to go simple.

Jeremy Carroll: I worry about optional features and interoperability. better is to go simple.

17:03:38 <AndyS> ... interoperability depends on the rdf:type e.g. non-monotonic interpretation.

... interoperability depends on the rdf:type e.g. non-monotonic interpretation.

17:03:59 <MacTed> best practice = self-description, self-documentation, introspection... container holds things; things might also be containers; recurse.

Ted Thibodeau: best practice = self-description, self-documentation, introspection... container holds things; things might also be containers; recurse.

17:03:59 <MacTed> common practice = anything not stated is unknown, and there are many things which might not be stated for many reasons -- and there can't be much enforcement of defaults

Ted Thibodeau: common practice = anything not stated is unknown, and there are many things which might not be stated for many reasons -- and there can't be much enforcement of defaults

17:04:05 <AndyS> guus: what about defining good practice or would you want "MUST" text

Guus Schreiber: what about defining good practice or would you want "MUST" text

17:04:23 <AndyS> jeremy: general point - significant cost in optionals and choices.

Jeremy Carroll: general point - significant cost in optionals and choices.

17:04:41 <AndyS> ack cygri

ack cygri

17:04:44 <Guus> ack cygri

Guus Schreiber: ack cygri

17:04:57 <AndyS> cygri: 2 questions ...

Richard Cyganiak: 2 questions ...

17:05:36 <Zakim> cygri, you wanted to ask about merging datasets

Zakim IRC Bot: cygri, you wanted to ask about merging datasets

17:05:46 <AndyS> .. 1 - <g1> a graph name, two different assertions as to kind of reference.  Conflict on merge.

.. 1 - <g1> a graph name, two different assertions as to kind of reference. Conflict on merge.

17:06:22 <sandro> yes -- one drawback of this design is we can get conflicts in the RDF that should be handled carefully.

Sandro Hawke: yes -- one drawback of this design is we can get conflicts in the RDF that should be handled carefully.

17:06:44 <AndyS> ?? These conflicts already exist.

?? These conflicts already exist.

17:06:44 <ivan> the relationship made explicit is the third option of sandro

Ivan Herman: the relationship made explicit is the third option of sandro

17:07:03 <ivan> <a> pred { ? } is the _only_ acceptable syntax then...

Ivan Herman: <a> pred { ? } is the _only_ acceptable syntax then...

17:07:22 <AndyS> cygri: relationship view typing, not a triple.

Richard Cyganiak: relationship view typing, not a triple.

17:07:37 <AndyS> cygri: relationship indirect via typing, not a triple.

Richard Cyganiak: relationship indirect via typing, not a triple.

17:08:20 <AndyS> david: what about callimachus?  We type URIs to provide a hint for rendering.

David Wood: what about callimachus? We type URIs to provide a hint for rendering.

17:08:55 <AndyS> scribe thinks RDFS domain/range converts property uses to types.

scribe thinks RDFS domain/range converts property uses to types.

17:09:19 <AndyS> cygri: may confuse who said what

Richard Cyganiak: may confuse who said what

17:09:20 <Guus> q?

Guus Schreiber: q?

17:10:07 <AndyS> cygri: depending on the collection of types offered by us leads to likely clashes (e.g. mutable AND immutable)

Richard Cyganiak: depending on the collection of types offered by us leads to likely clashes (e.g. mutable AND immutable)

17:10:34 <AndyS> q+

q+

17:10:46 <sandro> Formally, I suppose we're just using the fact that    <x,y,z> can be expressed as <x,y'(z)>

Sandro Hawke: Formally, I suppose we're just using the fact that <x,y,z> can be expressed as <x,y'(z)>

17:10:52 <gavinc> hashing helps ;)

Gavin Carothers: hashing helps ;)

17:10:57 <AndyS> cygri: endorse container or graph?

Richard Cyganiak: endorse container or graph?

17:11:10 <sandro> (in TriG/REST)

Sandro Hawke: (in TriG/REST)

17:11:12 <gavinc> Endorsement CAN NOT use only a name.

Gavin Carothers: Endorsement CAN NOT use only a name.

17:11:39 <JeremyCarroll> +1 to Richard

Jeremy Carroll: +1 to Richard

17:11:40 <AndyS> cygri: mechanism leads easily to problems.

Richard Cyganiak: mechanism leads easily to problems.

17:11:54 <sandro> gavinc, right, with endorsement you need to provide some other triples, but this still works.

Sandro Hawke: gavinc, right, with endorsement you need to provide some other triples, but this still works.

17:11:59 <AndyS> david: we should design for interop if they follow the rules.

David Wood: we should design for interop if they follow the rules.

17:12:25 <JeremyCarroll> Richard: we have a responsibility to have a design that doesn;t make problems inevitable

Richard Cyganiak: we have a responsibility to have a design that doesn;t make problems inevitable [ Scribe Assist by Jeremy Carroll ]

17:12:25 <AndyS> cygri: as I understand it, conflict happens inside the rules.

Richard Cyganiak: as I understand it, conflict happens inside the rules.

17:12:35 <sandro> I agree the conflict is a challenge, but it doesnt make it unworkable.

Sandro Hawke: I agree the conflict is a challenge, but it doesnt make it unworkable.

17:13:09 <AndyS> guus: smallest extension, worth seeing if we can make it workable.

Guus Schreiber: smallest extension, worth seeing if we can make it workable.

17:13:50 <Guus> q?

Guus Schreiber: q?

17:14:00 <AndyS> cygri: is dataset merge required?

Richard Cyganiak: is dataset merge required?

17:14:51 <Guus> i will ack sandro after this

Guus Schreiber: i will ack sandro after this

17:15:06 <AndyS> ack me

ack me

17:15:17 <davidwood> Interesting point, AndyS

David Wood: Interesting point, AndyS

17:15:27 <Zakim> -JeremyCarroll

Zakim IRC Bot: -JeremyCarroll

17:15:42 <AndyS> AndyS: Is dataset merge different or saame as graph merge?  Have check untrusted graph to merge usefully.

Andy Seaborne: Is dataset merge different or saame as graph merge? Have check untrusted graph to merge usefully.

17:15:56 <sandro> sandro: I think this dataset merging problem is comparable to the graph merging problem and can probably be solved that same way.

Sandro Hawke: I think this dataset merging problem is comparable to the graph merging problem and can probably be solved that same way. [ Scribe Assist by Sandro Hawke ]

17:16:04 <ivan> In OWL terms what we are saying is that the different types are disjoint, so if a merged graph has a 'double' typing then there is an inconsistency

Ivan Herman: In OWL terms what we are saying is that the different types are disjoint, so if a merged graph has a 'double' typing then there is an inconsistency

17:16:25 <Guus> q?

Guus Schreiber: q?

17:16:31 <sandro> agreed, Ivan.

Sandro Hawke: agreed, Ivan.

17:17:05 <AndyS> guus: some progress - suggest next week to look at the solutions proposed.

Guus Schreiber: some progress - suggest next week to look at the solutions proposed.

17:17:09 <Zakim> -gavinc

Zakim IRC Bot: -gavinc

17:17:14 <sandro> (sadly, I'll be in other WG F2F meetings both of the next two weeks.)

Sandro Hawke: (sadly, I'll be in other WG F2F meetings both of the next two weeks.)

17:17:38 <cygri> (me too next week)

Richard Cyganiak: (me too next week)

17:18:06 <sandro> Im kind of use case driven here.

Sandro Hawke: Im kind of use case driven here.

17:18:20 <sandro> Propose a use case, and Ill try to show what types we might need.

Sandro Hawke: Propose a use case, and Ill try to show what types we might need.

17:18:24 <AndyS> ivan: sandro away - is it possible to dig into the typing approach by writing proposed 4-ish types for the different way to use the mechanmis.

Ivan Herman: sandro away - is it possible to dig into the typing approach by writing proposed 4-ish types for the different way to use the mechanmis.

17:18:29 <sandro> I did that.

Sandro Hawke: I did that.

17:18:42 <sandro> I

Sandro Hawke: I

17:18:54 <sandro> I'm going to TRY to write up the solutions better on the wiki

Sandro Hawke: I'm going to TRY to write up the solutions better on the wiki

17:18:57 <AndyS> (no direct naming?)

(no direct naming?)

17:19:21 <AndyS> ADJOURNED

ADJOURNED

17:19:23 <Zakim> -Ivan

Zakim IRC Bot: -Ivan

17:19:25 <Zakim> -cygri

Zakim IRC Bot: -cygri

17:19:28 <Zakim> -AndyS

Zakim IRC Bot: -AndyS

17:19:28 <AZ> bye

Antoine Zimmermann: bye

17:19:30 <Zakim> -davidwood

Zakim IRC Bot: -davidwood

17:19:30 <Zakim> -MacTed

Zakim IRC Bot: -MacTed

17:19:31 <Zakim> -sandro

Zakim IRC Bot: -sandro

17:19:33 <Zakim> -AZ

Zakim IRC Bot: -AZ



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This revision (#2) generated 2012-01-18 19:32:41 UTC by 'zwu2', comments: 'Many thanks to Andy for helping out with the scribe!'