15:52:36 RRSAgent has joined #prov 15:52:36 logging to http://www.w3.org/2013/01/10-prov-irc 15:52:38 RRSAgent, make logs world 15:52:38 Zakim has joined #prov 15:52:40 Zakim, this will be PROV 15:52:40 ok, trackbot; I see SW_(PROV)11:00AM scheduled to start in 8 minutes 15:52:41 Meeting: Provenance Working Group Teleconference 15:52:41 Date: 10 January 2013 15:52:42 Zakim, this will be PROV 15:52:42 ok, pgroth; I see SW_(PROV)11:00AM scheduled to start in 8 minutes 15:52:57 Agenda: http://www.w3.org/2011/prov/wiki/Meetings:Telecon2013.01.10 15:53:07 Chair: Paul Groth 15:53:22 rrsagent, make log publics 15:53:31 rrsagent, make logs public 15:53:38 Regrets: Curt Tilmes, Daniel Garijo, Khalid Belhajjame, Jun Zhao, Paolo Missier 15:59:36 SW_(PROV)11:00AM has now started 15:59:45 + +44.238.059.aaaa 15:59:52 +[IPcaller] 15:59:55 can someone scribe? 16:01:46 jcheney has joined #prov 16:02:00 weka 16:02:19 + +44.131.467.aabb 16:02:21 mallet 16:02:47 zakim, aabb is me 16:02:47 +jcheney; got it 16:03:06 scribe: jcheney 16:03:08 SamCoppens has joined #prov 16:03:13 +??P33 16:03:18 topic: admin 16:03:49 TomDN has joined #prov 16:04:43 + +329331aacc 16:04:48 pgroth: WF4Ever meeting so lots of people away 16:04:52 Zakim, +32 is me 16:04:52 +TomDN; got it 16:04:52 http://www.w3.org/2011/prov/meeting/2013-01-10 16:05:00 Dong has joined #prov 16:05:03 Zakim, SamCoppens is with TomDN 16:05:03 +SamCoppens; got it 16:05:05 pgroth: any objections to minutes? 16:05:34 http://www.w3.org/2011/prov/meeting/2013-01-03 16:05:44 ... minutes from last week 16:05:59 approved: January 3, 2012 minutes 16:06:10 zakim, dial ivan-voip 16:06:10 ok, ivan; the call is being made 16:06:11 +Ivan 16:06:24 ... open action items: 16:06:43 close action-154 16:06:43 Closed ACTION-154 Review the test cases. 16:06:47 ... closing some that were closed last week 16:06:47 close action-155 16:06:47 Closed ACTION-155 Review the test cases. 16:07:03 ..stefan working on xml namespace 16:07:14 ... paul to send note on implementations, will do today/tomorrow 16:07:28 Topic: WG Implementations 16:07:28 ...stephan working on xml namespace 16:07:46 ... was hoping for update from stephan (who gets the emails) 16:07:59 smiles has joined #prov 16:08:05 ... would like to see how to make a report from survey results 16:08:12 10 implementations, 5 vocab extensions 16:08:15 +??P7 16:08:44 ... Now have 9 impls, 5 vocabulary extensions 16:08:53 ... Would like to know what these are 16:09:09 action: send stephan an email to ask for all results of questionaires 16:09:09 Error finding 'send'. You can review and register nicknames at . 16:09:22 action: pgroth send stephan an email to ask for all results of questionaires 16:09:22 Created ACTION-158 - Send stephan an email to ask for all results of questionaires [on Paul Groth - due 2013-01-17]. 16:09:41 https://www.w3.org/2002/09/wbs/99999/prov-implementation-survey/results 16:10:04 ivan: can see all the responses 16:10:23 pgroth: who has done what? why can't anyone else see it? 16:10:31 moj@ecs.soton.ac.uk, dgarijo@delicias.dia.fi.upm.es, dtm@ecs.soton.ac.uk, tdh@ecs.soton.ac.uk, dong.huynh@soton.ac.uk, donght@soton.ac.uk, soiland-reyes@cs.manchester.ac.uk, amir.keshavarz@gmail.com, caron.clement@gmail.com, 16:10:40 these are the responders 16:10:45 https://www.w3.org/2002/09/wbs/99999/prov-implementation-survey/email-list 16:11:01 ivan: 16:11:56 that's my 10 :-) 16:11:59 https://www.w3.org/2002/09/wbs/99999/prov-vocabulary-survey/results 16:12:30 Zakim, mute me 16:12:30 TomDN should now be muted 16:13:17 ivan: should be visible to members of "this group" but not sure which group it is. 16:13:30 ... vocabulary extensions: 5 for prov-o, none for others 16:13:43 irene.celino@gmail.com, dgarijo@delicias.dia.fi.upm.es, Khalid.Belhajjame@cs.man.ac.uk, soiland-reyes@cs.manchester.ac.uk, rpalma@man.poznan.pl, 16:13:48 https://www.w3.org/2002/09/wbs/99999/prov-vocabulary-survey/email-list 16:13:54 q+ 16:14:14 ivan: what would extension mean for prov-n? 16:14:40 you could write an xml schema that extends prov-xml schema (but this is not recommendation track) 16:14:40 pgroth: no results for vocabulary usage 16:14:43 ack jcheney 16:14:49 https://www.w3.org/2002/09/wbs/99999/closed 16:15:51 jcheney: the questionnaires are in the "Test Group". Can we move them to our group? 16:15:53 action: pgroth to send ivan an email to put the questionnaires in the right group 16:15:53 Created ACTION-159 - Send ivan an email to put the questionnaires in the right group [on Paul Groth - due 2013-01-17]. 16:16:07 ivan: this may be a mistake... will ask sysadmins if it can be fixed 16:16:14 q+ 16:16:17 q? 16:16:19 ack pgroth 16:16:30 ivan: do you want to see the feature coverage? 16:17:11 pgroth: would like to see feature coverage & interoperability in implementation report 16:17:21 https://www.w3.org/2002/09/wbs/99999/prov-implementation-survey/results 16:17:21 [4:06pm] 16:18:21 zakim, who is noisy 16:18:21 I don't understand 'who is noisy', jcheney 16:18:23 zakim, who is noisy? 16:18:33 jcheney, listening for 10 seconds I heard sound from the following: ??P7 (4%), ??P33 (55%), Ivan (48%) 16:18:44 zakim, mute ??P33 16:18:44 ??P33 should now be muted 16:19:16 @ivan: could you make a screenshot of results and people can look at it off-line? 16:19:22 q+ 16:20:11 luc: we have 4 impls that write Entity and 5 that read / write Entity 16:20:11 yeah that's correct 16:20:56 ivan: then averages are meaningful: 4.56 is good 16:21:38 pgroth: for entity, agent we're fine 16:22:09 luc: 6 say no support for invalidation, 1 r/o, 2 r/2. can we assume one reads what the other has written? 16:22:30 pgroth: would be good to see the actual people, so we can check this 16:23:15 pgroth: would like to make this public/group readable, and see where there are gaps 16:23:19 ack luc 16:23:20 q? 16:23:26 ivan: sounds reasonable 16:23:36 q+ 16:24:07 luc: just after averages table there are details, but only for two responses - why? 16:24:19 that's what I see as well 16:24:56 ivan: can see all 9 rows 16:25:04 ... with all responses 16:25:20 pgroth: we need to see what ivan sees asap 16:25:30 ack Luc 16:26:00 pgroth: wanted to ask dong what we expect back on constraints 16:26:05 q? 16:26:22 ... should they email prov-public-comments or fill out a form or what? 16:26:38 q? 16:26:47 no dong 16:26:48 dong? 16:26:56 zakim, unmute ??P33 16:26:56 ??P33 should no longer be muted 16:27:06 zakim, ??P33 is Dong 16:27:06 +Dong; got it 16:27:37 Dong: Decided to use questionnaire and not email, haven't removed email yet, will do soon 16:27:59 ... put link in call for implementations 16:28:08 it's not on the main page 16:28:42 pgroth: will update main page after changes made 16:28:45 i will do that 16:28:48 Dong: need to update front page 16:28:59 zakim, mute ??P33 16:28:59 sorry, jcheney, I do not know which phone connection belongs to ??P33 16:29:04 zakim, mute Dong 16:29:04 Dong should now be muted 16:29:13 Topic: Prov-Dictionary 16:29:19 Zakim, unmute me 16:29:19 TomDN should no longer be muted 16:29:47 TomDN: prov-dict pushed just before call; everything done except prov-xml 16:29:58 ... can be reviewed starting tomorrow 16:30:08 ... incorporates results of discussion on mailing list 16:30:25 ... can be considered for fpwd after review 16:30:28 https://dvcs.w3.org/hg/prov/raw-file/default/dictionary/prov-dictionary.html 16:30:39 pgroth: please send email / issue tomorrow for review 16:30:46 q? 16:31:01 Topic: PROV-AQ 16:31:06 q+ 16:31:12 Zakim, mute me 16:31:12 TomDN should now be muted 16:31:20 Luc: can we confirm reviewers for prov-dictionary? 16:31:55 pgroth: paolo, stian, james(?), luc, pgroth 16:31:57 Paolo, Stian, James (maybe), Luc, and Paul 16:32:08 ack Luc 16:32:08 ack luc 16:32:19 http://lists.w3.org/Archives/Public/public-prov-wg/2013Jan/0032.html 16:32:49 pgroth: reviewable version is available, questions for review in issue 613 16:32:58 ... would like feedback on pingback 16:33:10 Tim, Simon, Luc, Dong and Stian 16:33:14 q? 16:33:14 ... "last call" before prov-aq released as ready for implementation 16:33:52 q? 16:33:59 ... deadline for review is thursday next week 16:34:19 Topic: Prov-o encoding constraints 16:34:26 http://www.w3.org/2011/prov/track/issues/612 16:34:46 pgroth: comments from two implementors working with prov-o and constraints 16:35:08 ... looking for constraints implementable in OWL to be part of prov-o 16:35:40 ... this was discussed and resolved not to do this earlier, but this could be an implementation technique 16:35:46 q+ 16:35:50 ... how to address? 16:36:22 Luc: no consensus for derivation to be transitive; we voted against this and it is not a constraint in the document. 16:37:01 ack luc 16:37:15 luc: should review & approve responses, but would be good to tell them this specific point 16:37:34 q+ 16:37:37 action: Luc to write a response to Kerry why derivation is not transitive 16:37:37 Created ACTION-160 - Write a response to Kerry why derivation is not transitive [on Luc Moreau - due 2013-01-17]. 16:37:41 ack Ivan 16:38:01 ivan: what is wrong with putting expressible constraints in separate document? 16:38:33 ... don't see a case for editing prov-o core document 16:39:06 pgroth: fine if people (in or out of wg) want to encode constraints, but not necessarily part of wg delierables 16:39:14 s/delierables/deliverables/ 16:39:27 ivan: if wg members do this, we can at least publish it somewhere 16:39:28 q? 16:39:42 q+ 16:39:47 ack luc 16:40:07 Luc: need to respond to reviewers, along lines Paul gave 16:40:16 ... open questions whether some/all constraints implementable and how 16:40:52 ... wg decided to view this as an implementation issue, we can offer to gather experiences with this/axioms suggested by implementors 16:41:27 pgroth: sounds fine, but it seems to come up - should we say this in prov-o or constraints saying this? 16:42:11 q? 16:42:17 Luc: seems reasonable. not sure where. james? 16:43:58 q? 16:44:16 jcheney: could put disclaimer/explanation in constraints, maybe signpost elsewhere 16:44:39 pgroth: could say something in overview, prov-o also 16:45:10 action: pgroth to draft response on owl implementation of prov-constraints 16:45:11 Created ACTION-161 - Draft response on owl implementation of prov-constraints [on Paul Groth - due 2013-01-17]. 16:45:28 topic: Test cases response 16:45:36 http://www.w3.org/2011/prov/track/issues/611 16:46:34 pgroth: james responded to questions about constraints; this seems fine as response to that part if wg can endorse 16:46:44 ... also asked about prov-constraints test cases 16:46:54 ... should they be part of spec? 16:47:07 We 16:47:07 would like to see test suites for the other operational parts of PROV, 16:47:07 in particular for testing inferences separate from validation. 16:47:26 ... in particular, in a normative place. 16:47:39 ... and would like further test cases for other documents 16:47:43 q? 16:47:45 ... how should we respond 16:47:54 ivan: why do they want it in normative spec? 16:48:11 pgroth: if normative, then better interoperability (they say) 16:48:42 ivan: that's a matter of opinion. otoh, if list of test cases become normative, cannot extend them later, or would have normative & non-normative tests 16:49:00 ... if test suite is non-normative, then we have capability to add new tests even when docs published 16:49:14 ... had this in rdfa wg 16:49:23 q+ 16:49:46 ... discrepancies between implementations arose, which were addressed through additional tests 16:49:52 Zakim, unmute me 16:49:52 Dong should no longer be muted 16:49:52 q? 16:50:26 Dong: if we move test cases into normative, are we saying that an impl that passes all test cases are compliant? We would have two definitions 16:50:34 ... test cases and original spec 16:50:44 ... cannot be sure that test cases cover all constraints. 16:50:59 ... would provide false sense of ciompliance 16:51:00 q? 16:51:03 ack Dong 16:51:06 Zakim, mute me 16:51:06 Dong should now be muted 16:51:06 q+ 16:51:08 s/ciompliance/compliance 16:51:33 Luc: other issue is that we don't have formal mappings / equivalence between the serializations 16:51:39 ack Luc 16:51:50 ... it could be that some test cases would work in prov-n and not rdf or vice versa. 16:52:07 ... not in favor of normative test cases 16:52:40 ... do we need other test cases for other specs? 16:52:49 (previous line is pgroth) 16:52:57 pgroth: do we need other test cases for other specs? 16:52:59 q? 16:53:04 q+ 16:53:23 ack Luc 16:54:08 Luc: the test suite contains typical examples expressed in prov-n, prov-o. what else could we do beyond having weird examples to exercise syntax? 16:54:17 ... more interesting to have useful provenance examples 16:54:49 pgroth: test cases provide example repository, can be used to test compliance with other specs 16:54:55 q? 16:55:03 this was a suggestion from the SW coordination group that we have a set of useful provenance examples 16:55:22 q+ 16:55:28 pgroth: we seem to have outline of response 16:55:49 Luc: important to try to provide responses promptly because they are trying to implement and may be waiting before submitting reports 16:56:10 i have updated page http://www.w3.org/2011/prov/wiki/ResponsesToPublicCommentsCR 16:56:13 q+ 16:56:36 ack Luc 16:56:43 pgroth: Luc will do response to Kerry, Paul will respond to general question need one for test cases and their comments on constraints 16:57:19 Luc: created page for responses 16:58:04 ... suggest we assign people to address these 16:58:53 pgroth: prov-o (611) essentially same as 612 about encoding constraints in owl, paul will do these 16:59:22 ... jcheney will do 611 (constraints) 17:00:06 ok 17:00:09 ... 611 (normative test cases) - Dong 17:00:32 ... can we do this by monday? 17:01:20 Luc: who will do test cases for other specifications? 17:01:24 pgroth: will do that 17:01:39 pgroth: goal do send for approval by wg on monday 17:01:46 pgroth: goal to send for approval by wg on monday 17:01:52 ... so we can send back on tuesday 17:01:54 q? 17:02:42 pgroth: seems uncontroversial so hopefully we can approve over mailing list 17:02:47 ... or at least try 17:02:59 Monday is fine for my part 17:03:16 q? 17:03:30 Bye 17:03:34 -Ivan 17:03:34 - +44.238.059.aaaa 17:03:34 -??P7 17:03:36 -TomDN 17:03:43 SamCoppens has left #prov 17:03:46 bye everyone 17:03:47 -jcheney 17:03:49 -[IPcaller] 17:03:55 rrsagent, set log public 17:03:59 rrsagent, draft minutes 17:03:59 I have made the request to generate http://www.w3.org/2013/01/10-prov-minutes.html pgroth 17:04:03 trackbot, end telcon 17:04:03 Zakim, list attendees 17:04:03 As of this point the attendees have been +44.238.059.aaaa, [IPcaller], +44.131.467.aabb, jcheney, +329331aacc, TomDN, SamCoppens, Ivan, Dong 17:04:11 RRSAgent, please draft minutes 17:04:11 I have made the request to generate http://www.w3.org/2013/01/10-prov-minutes.html trackbot 17:04:12 RRSAgent, bye 17:04:12 I see 5 open action items saved in http://www.w3.org/2013/01/10-prov-actions.rdf : 17:04:12 ACTION: send stephan an email to ask for all results of questionaires [1] 17:04:12 recorded in http://www.w3.org/2013/01/10-prov-irc#T16-09-09 17:04:12 ACTION: pgroth send stephan an email to ask for all results of questionaires [2] 17:04:12 recorded in http://www.w3.org/2013/01/10-prov-irc#T16-09-22 17:04:12 ACTION: pgroth to send ivan an email to put the questionnaires in the right group [3] 17:04:12 recorded in http://www.w3.org/2013/01/10-prov-irc#T16-15-53 17:04:12 ACTION: Luc to write a response to Kerry why derivation is not transitive [4] 17:04:12 recorded in http://www.w3.org/2013/01/10-prov-irc#T16-37-37 17:04:12 ACTION: pgroth to draft response on owl implementation of prov-constraints [5] 17:04:12 recorded in http://www.w3.org/2013/01/10-prov-irc#T16-45-10 17:04:13 -Dong 17:04:14 SW_(PROV)11:00AM has ended 17:04:14 Attendees were +44.238.059.aaaa, [IPcaller], +44.131.467.aabb, jcheney, +329331aacc, TomDN, SamCoppens, Ivan, Dong