14:53:14 RRSAgent has joined #prov 14:53:14 logging to http://www.w3.org/2011/08/11-prov-irc 14:53:16 RRSAgent, make logs world 14:53:16 Zakim has joined #prov 14:53:18 Zakim, this will be 14:53:18 I don't understand 'this will be', trackbot 14:53:19 Meeting: Provenance Working Group Teleconference 14:53:19 Date: 11 August 2011 14:53:22 Zakim, this will be PROV 14:53:22 ok, pgroth; I see SW_(PROV)11:00AM scheduled to start in 7 minutes 14:53:35 Yogesh has joined #prov 14:54:05 SW_(PROV)11:00AM has now started 14:54:10 Chair: Paul Groth 14:54:12 +??P1 14:54:20 Zakim, ??P1 is me 14:54:20 +pgroth; got it 14:54:47 +??P2 14:54:48 Scribe: Ryan Golden 14:55:07 rrsagent, make logs public 14:55:07 zakim, ??p2 is me 14:55:08 +GK; got it 14:55:19 + +1.213.290.aaaa 14:55:24 Agenda: http://www.w3.org/2011/prov/wiki/Meetings:Telecon2011.08.11 14:55:34 Curt has joined #prov 14:55:55 zakim, +1.213.290 is me 14:55:56 +Yogesh; got it 14:56:00 + +1.443.987.aabb 14:56:01 Regrets: Christine Runnegar 14:56:29 zakim, +1.443.987.aabb is me 14:56:29 +Curt; got it 14:57:17 +??P30 14:57:49 stain has joined #prov 14:58:06 not many today! 14:58:09 khalidbelhajjame has joined #prov 14:58:44 smiles has joined #prov 14:59:24 +??P34 14:59:32 Zakim: ??P34 is me 14:59:32 + +1.937.343.aacc 14:59:33 +??P33 14:59:39 StephenCresswell has joined #prov 14:59:40 Zakim, ??P34 is me 14:59:40 +stain; got it 14:59:55 Paulo has joined #prov 14:59:56 Edoardo has joined #prov 15:00:01 zakim, ??P33 is me 15:00:02 +smiles; got it 15:00:16 + +1.915.747.aadd 15:00:24 +??P17 15:00:31 kai has joined #prov 15:00:34 zakim, ??P17 is me 15:00:34 +khalidbelhajjame; got it 15:00:35 zakim, 1.937.343.aacc is me 15:00:35 sorry, Vinh, I do not recognize a party named '1.937.343.aacc' 15:00:39 olaf has joined #prov 15:00:44 jcheney has joined #prov 15:01:01 zakim, + +1.937.343.aacc is me 15:01:10 stain has changed the topic to: http://www.w3.org/2011/prov/wiki/Meetings:Telecon2011.08.11 (stain) 15:01:12 I don't understand '+ +1.937.343.aacc is me', Vinh 15:01:20 +??P26 15:01:26 zakim, ??P26 is me. 15:01:28 zakim, +1.915.747.aadd is me 15:01:43 +kai; got it 15:01:47 + +49.302.093.aaee 15:01:48 +Paulo; got it 15:01:51 JimM has joined #prov 15:01:52 - +1.937.343.aacc 15:02:02 +??P40 15:02:22 zakim, ??p40 is me 15:02:31 +??P41 15:02:44 +jcheney; got it 15:03:01 satya has joined #prov 15:03:13 + +1.937.343.aaff 15:03:18 Zakim, who is noisy? 15:03:22 +1.937.343.aaff is me 15:03:40 stain, listening for 10 seconds I heard sound from the following: pgroth (54%), GK (7%), Yogesh (61%) 15:03:43 + +1.512.524.aagg 15:03:48 zakim, +1.937.343.aaff is me 15:04:03 +Vinh; got it 15:04:17 -khalidbelhajjame 15:04:29 + +1.216.368.aahh 15:04:34 Lena has joined #prov 15:04:39 http://www.w3.org/2011/prov/meeting/2011-08-04 15:04:44 Helena has joined #prov 15:04:44 PROPOSED to accept the minutes of 04 Aug telecon 15:04:53 +! 15:04:54 +1 15:04:56 +1 15:04:58 +1 15:04:59 +1 15:05:00 +1 15:05:02 +1 15:05:04 +1 (not there, but good) 15:05:06 +??P17 15:05:09 +1 15:05:17 zakim, ??P17 is me 15:05:18 +1 15:05:19 Scribe: Helena Deus 15:05:28 +khalidbelhajjame; got it 15:05:31 zakim, +1.216.368.aahh is me 15:05:32 +1 15:05:36 +satya; got it 15:05:42 +1 15:05:48 +1 15:05:54 +Kingsley_Idehen 15:06:01 Zakim, Kingsley_Idehen is OpenLink_Software 15:06:01 +OpenLink_Software; got it 15:06:03 minutes approve 15:06:05 - +1.512.524.aagg 15:06:10 Zakim, OpenLink_Software is temporarily me 15:06:10 +MacTed; got it 15:06:14 Zakim, mut eme 15:06:14 I don't understand 'mut eme', MacTed 15:06:16 Zakim, mute me 15:06:16 MacTed should now be muted 15:06:24 Zakim, who's here? 15:06:24 On the phone I see pgroth, GK, Yogesh, Curt, ??P30, stain, smiles, Paulo, kai, +49.302.093.aaee, jcheney, ??P41, Vinh, satya, khalidbelhajjame, MacTed (muted) 15:06:26 http://www.w3.org/2011/prov/wiki/Scribes 15:06:28 On IRC I see Helena, Lena, satya, JimM, jcheney, olaf, kai, Edoardo, Paulo, StephenCresswell, smiles, khalidbelhajjame, stain, Curt, Yogesh, Zakim, RRSAgent, pgroth, Vinh, GK, 15:06:33 ... MacTed, trackbot, edsu 15:06:57 http://www.w3.org/2011/prov/wiki/W3C_Implementation_Stakeholder_Questionnaire_2nd_Iteration 15:07:00 rgolden has joined #prov 15:07:22 Helena: discussing stakeholder questionnaire 15:07:26 http://www.w3.org/2011/prov/wiki/W3C_Implementation_Stakeholder_Questionnaire_2nd_Iteration 15:07:45 + +1.512.524.aaii 15:08:10 Helena: Came across several concerns, need guidelines. Representation of provenance. 15:08:16 thanks stain 15:08:45 Helena: First basic description, second level more on how data was produced, but not everything, third level is complete provenance 15:09:13 Helena: Use this to create unit test, not yet formulated. 15:09:32 Helena: Need to contact existing stakeholders if it is OK to publish data 15:09:50 +q 15:09:54 q? 15:09:57 ack pgroth 15:09:57 +q 15:10:04 + +1.858.210.aajj 15:10:09 ack satya 15:10:13 throwing a minor tweak (pre-formed answers) into the "may we share your free-text?" boilerplate... 15:10:33 DGarijo has joined #prov 15:10:41 +q 15:10:45 ack pgroth 15:10:46 q? 15:10:48 Satya: Last bit of form asks 'ow do you produce provenance', should we also ask 'how do you collect provenance' ? 15:10:52 satya: should we also keep track of the tools are used to track provenance 15:11:28 +??P54 15:11:36 q+ 15:11:37 http://www.w3.org/2011/prov/wiki/W3C_Implementation_Stakeholder_Questionnaire_2nd_Iteration#Email_to_contact_stakeholders_regarding_privacy_of_questionnaire_responses 15:11:52 q? 15:11:54 ack pgroth 15:11:54 Zakim, ??P54 is me 15:11:55 ack pgroth 15:11:55 +DGarijo; got it 15:12:49 + +1.714.454.aakk 15:13:03 Reza_BFar has joined #prov 15:13:12 satya: had model telco on monday 15:13:24 satya: adding query of example scenario 15:13:49 satya: adding diagrams to illustrate constructs of the ontology (help users to understand axioms in the ontology) 15:14:29 http://www.w3.org/2011/prov/wiki/PIL_OWL_Ontology 15:15:02 satya: calling for comments on "roles" 15:15:12 satya: how should role be modelled in different scenarios? 15:15:16 IlkayAltintas has joined #prov 15:15:19 +q 15:15:22 ack pgroth 15:15:24 q? 15:15:30 +q 15:15:36 q+ 15:15:37 ack jcheney 15:16:01 James is referring to: http://dvcs.w3.org/hg/prov/raw-file/93fc4f6af76d/ontology/ProvenanceFormalModel.html 15:16:04 jcheney: went over owl document and identified properties that could be formalized in the ontology 15:16:44 good point James! - I missed that point 15:17:05 q+ 15:17:41 jcheney: how to represent n-ary relationships in owl 15:19:00 pgroth: modify the provenance formal model using anchors 15:19:17 Re n-ary relations: http://www.w3.org/TR/swbp-n-aryRelations/ 15:19:38 action: jcheney put anchors into the Provenance Model 15:19:38 Created ACTION-34 - Put anchors into the Provenance Model [on James Cheney - due 2011-08-18]. 15:19:42 (but it does have anchors..? http://dvcs.w3.org/hg/prov/raw-file/93fc4f6af76d/ontology/ProvenanceFormalModel.html#time for instance) 15:19:55 ack smiles 15:20:26 @GK wi didn't wat to declare the relationships as classes in the ontology 15:20:43 @GK that's why we have used another approach by Satya 15:21:19 @james this should be identifying the html anchors in the provenance model to be used 15:21:21 q? 15:21:58 @GK I meant We didn't want, no Wi didn't wat... 15:22:23 q+ 15:22:26 simon: location - what is it supposed to be? how should it be represented? formal model vs conceptual model inconsistencies 15:23:35 q 15:23:37 +q 15:24:02 How does the sensor working group identify location? 15:24:04 simon: location in the pil model can be defined by another standards? 15:24:13 ack DGarijo 15:25:11 http://dvcs.w3.org/hg/prov/raw-file/default/model/ProvenanceModel.html#concept-Use 15:25:15 Thatwas *two* changes, wasn't it? Simple case "uses" -> "used". "Is used by" is also inverse relation. 15:25:22 DGarijo: should have "uses"relationship instead of "usedBy" -> from Luc's comment on the wiki 15:25:39 http://dvcs.w3.org/hg/prov/raw-file/93fc4f6af76d/ontology/ProvenanceFormalModel.html#isusedby is in the past 15:27:01 @Ilkay: I think the sensor incubator group? uses OGC term for location 15:27:14 pgroth: keep track of deviations between conceptual model and ontology 15:28:03 q? 15:28:13 ack pgroth 15:28:21 - +1.858.210.aajj 15:28:22 ack khalidbelhajjame 15:28:25 q? 15:29:11 khalidbelhajjame: many relationships in the conceptual model may need to be ignored 15:29:20 q? 15:29:23 khalidbelhajjame: that is why they appear to be inconsistent 15:29:32 @Khalid: I agree 15:29:35 q? 15:29:53 pgroth: provenance access and query document 15:30:47 GK: drafted 2 proposals ofr an http inteface for prov discovery 15:31:01 GK: first was not the interface developers were hoping to see 15:31:21 GK: second proposal goes back to first principles and treats it as a REST interface 15:31:51 GK: adding "concepts" section/review and refine terminology (converging on the model document term.) 15:32:08 GK: added discussion about the issues of discovering provenance 15:32:42 GK: link header -> recommend use of the anchor parameter 15:33:31 pgroth: first version did not allow the define the "entity" 15:33:47 pgroth: added the notion of target as well as a resource within the set of concepts 15:34:05 pgroth: that is the anchor or url that can be used to find the provenance of something 15:34:12 q? 15:34:15 q+ 15:34:18 http://dvcs.w3.org/hg/prov/raw-file/tip/paq/provenance-access.html 15:34:30 Zakim, who's noisy? 15:34:41 MacTed, listening for 10 seconds I heard sound from the following: GK (10%), Yogesh (89%) 15:35:17 Yogesh: multiple provenance URI and target URI -> will provenance uri have provenance about the target uri? 15:35:31 pgroth: they could or could not have that infor 15:35:52 q? 15:35:53 pgroth: provenance information may or may not have provenance about a target uri 15:35:57 ack Yogesh 15:36:16 Yogesh: does it make sense to define which provenance uri describe which target uri? 15:36:19 q+ 15:36:29 pgroth: how to bind a target to a particular set of proveance information? 15:36:45 pgroth: particulalry because a target could show up in many provenance info URI 15:36:50 ack GK 15:36:52 q- 15:37:09 bad psuedotriple -- { :primaryTopic } 15:37:23 GK: html link element is hard to use because does not work like anchor 15:37:43 @pgroth, I think that makes sense, it's up to the provenance itself to say something about the target's provenance 15:37:58 +q 15:38:12 ack khalidbelhajjame 15:38:14 q+ 15:38:17 + +1.858.210.aall 15:38:20 or ... { :describes } 15:38:20 or ... { :describedBy } 15:38:57 vu 15:39:00 khalidbelhajjame: provenance doc show say how to access the provenance of a particular entity -> would also allow connecting resource with entity 15:39:18 pgroth: addressing the common case for access 15:39:29 pgroth: in html -> what's the provenance of the page? 15:39:47 pgroth: need to make that compatible with the notions from the model 15:39:51 but is allowed to talk about even if it does not say how it was made? Like pil:usedBy :someProcess 15:39:56 pgroth: not clear in that case that a resource is an entity 15:39:56 (Expectation that the provenance itself would be explicit about what it applies to.) 15:40:30 pgroth: html page could be a entity (target uri) 15:40:40 I already noted I think we need to add examples to make this area clearer. 15:40:54 sorry I did not understand - What is the difference between resource and entity? 15:41:07 zakim, who's noisy? 15:41:17 pgroth, listening for 10 seconds I heard sound from the following: pgroth (19%), GK (4%), khalidbelhajjame (28%), +1.512.524.aaii (5%) 15:41:23 q? 15:41:57 Yogesh: notion of resource in the access document -> should be raised as an issue with the conceptual model; the vocabulary was not sufficient to describe how to access provenance 15:42:04 pgroth: that's not the role of the model 15:42:13 I think khalid has a point... I think we need to clarify what we're trying to say and revisit. 15:42:13 I agree with your point Khalid - but I am trying to understand why are we differentiating between resource and entity? 15:42:28 Yogesh: had to use new notion "resource" to describe how to access provenance of things 15:42:32 I believe "resource" in PAQ doc is just a normal web resource, right? 15:42:38 q? 15:42:42 pgroth: need to connect to web architecture; use web architecture terms 15:42:42 q+ 15:42:50 Zakim, unmute me 15:42:50 MacTed should no longer be muted 15:43:05 ack Yogesh 15:43:25 Yogesh: why use of target in http header (instead of anchor)? 15:43:32 Following on Khalid's point, can't we model web resource as type of entity? 15:44:13 +1 satya (that's what my queue+ is about...) 15:44:39 Another option would be to create an indirection layer between a web resource and an entity and use something like XSL/XSLT to specify possible transformations as an extension... though this adds complexity which would be undesirable. 15:44:57 call a concept instead of a target? 15:45:37 s/concept/context/ 15:45:37 pgroth: reusing terminology from http specification, need ot make sure they "mean" what they "say" 15:45:38 +1 on terminology from Paul. 15:45:51 HTTP uses "anchor" IIRC 15:45:54 DGarijo: http uses target in the wrong way 15:46:20 MacTed: a web resource is a resource; a subclass of an entity 15:46:24 +1 for Jim 15:46:28 MacTed: conceptual framework MUST maintain that! 15:46:30 How is resource a subclass of entity? 15:46:44 MacTed: if we dont' treat it as so, we break everything 15:46:47 A rsource is a thing that can be named 15:47:02 @Helena I wasn't the one talking :) 15:47:04 MacTed: an entity may be of any type of class (e.g. web reousrce is an entity IF it can be named) 15:47:06 All of those entoties are also resources. 15:47:24 MacTed: provenance is not just about where a web page comes from 15:47:34 I think we have crossed wires here. Not sure where right now. 15:47:35 q? 15:47:53 MacTed: e.g. a picture on a usb stick is not a web resource, but it does have provenance 15:48:12 pgroth: provenance model document describes "entity" 15:48:15 I agree with most of what @MacTed said, except as noted... 15:48:22 pgroth: in terms of the provenance model document 15:48:24 back to BOB vs. entity? 15:49:17 q+ 15:49:22 ack MacTed 15:49:38 I agree with @MacTed -- it's not the *web* resource that's special or distinct here... 15:49:45 (per se) 15:50:03 MacTed: provenance of entities is intertwined 15:50:13 MacTed: provenance should NOT be just about web resources 15:50:25 MacTed: provenacne document should allow that 15:50:31 ack Helena 15:50:50 I thought we all agreed previously that "provenance should NOT be just about web resources" 15:51:06 (or at least it was generally the consensus) 15:51:35 @jcheney yes, I agree - and I think this discussion has become crossed if that's how it sounds 15:52:16 q? 15:52:18 q+ to suggest that paul and I should go and clarify between ourselves, then come back with revised proposal.document 15:52:25 Lena: Why should entity be different in query and access document from provenance model? 15:52:32 @paul, the provenoce model does not use resource, PAQ does 15:52:35 Sorry hunting mute button 15:52:46 JimMcCusker has joined #prov 15:52:47 @GK :) 15:54:09 +??P6 15:54:26 q? 15:54:26 I agree with Paul on that the treatment in Query is different than the Model. The overwhelming use-case, IMHO, of how you "Query" a provenance provider will be through some http related interface hence lending itself to URI 15:54:35 q? 15:54:38 ack GK 15:54:38 GK, you wanted to suggest that paul and I should go and clarify between ourselves, then come back with revised proposal.document 15:54:45 q- 15:55:01 Zakim, mute me 15:55:02 MacTed should now be muted 15:55:23 q+ 15:55:26 http://dvcs.w3.org/hg/prov/raw-file/default/model/ProvenanceModel.html#shortcuts-and-extensions 15:55:27 pgroth: propose shortcuts and extensions added to the provenance model document 15:55:36 ack satya 15:55:37 ACTION: paul and graham to clarify what we mean by entity vs target vs resource 15:55:42 Created ACTION-35 - And graham to clarify what we mean by entity vs target vs resource [on Paul Groth - due 2011-08-18]. 15:56:18 - +1.714.454.aakk 15:56:30 which points are those..? 15:56:40 - +1.858.210.aall 15:56:44 http://www.w3.org/2011/prov/track/issues/71 15:57:29 q+ 15:57:56 q- 15:57:56 pgroth: minimal list of what is useful to have (e.g. something that looks like attribution) 15:58:42 q? 15:58:52 q? 15:59:16 will add comments to mailing list thread 15:59:44 - +1.512.524.aaii 15:59:47 -satya 15:59:47 -khalidbelhajjame 15:59:48 - +49.302.093.aaee 15:59:49 -Paulo 15:59:50 -MacTed 15:59:52 -DGarijo 15:59:54 -jcheney 15:59:56 rrsagent, set log public 15:59:56 -kai 15:59:58 -??P6 16:00:00 -Yogesh 16:00:02 rrsagent, draft minutes 16:00:02 I have made the request to generate http://www.w3.org/2011/08/11-prov-minutes.html pgroth 16:00:02 -smiles 16:00:04 -Curt 16:00:08 -??P30 16:00:09 trackbot, end telecon 16:00:09 Zakim, list attendees 16:00:10 RRSAgent, please draft minutes 16:00:10 I have made the request to generate http://www.w3.org/2011/08/11-prov-minutes.html trackbot 16:00:11 RRSAgent, bye 16:00:11 I see 2 open action items saved in http://www.w3.org/2011/08/11-prov-actions.rdf : 16:00:11 ACTION: jcheney put anchors into the Provenance Model [1] 16:00:11 recorded in http://www.w3.org/2011/08/11-prov-irc#T15-19-38 16:00:11 ACTION: paul and graham to clarify what we mean by entity vs target vs resource [2] 16:00:11 recorded in http://www.w3.org/2011/08/11-prov-irc#T15-55-37 16:00:15 -??P41 16:00:23 As of this point the attendees have been pgroth, GK, +1.213.290.aaaa, Yogesh, Curt, +1.937.343.aacc, stain, smiles, khalidbelhajjame, kai, +49.302.093.aaee, Paulo, jcheney,