08:20:05 RRSAgent has joined #dxwgdcat 08:20:05 logging to https://www.w3.org/2018/07/19-dxwgdcat-irc 08:20:18 rrsagent, make logs public 08:20:50 meeting: DCAT group 2018-07-19 08:20:56 chair: SimonCox 08:21:03 regrets: Lars 08:22:16 regrets Lars 08:22:24 rrsagent, draft minutes 08:22:24 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html SimonCox 08:22:52 rrsagent, what is this meeting? 08:22:52 I'm logging. Sorry, nothing found for 'what is this meeting' 08:26:36 arminhaller has joined #dxwgdcat 08:26:46 present+ 08:27:15 present+ 08:27:19 PWinstanley has joined #dxwgdcat 08:28:47 present+ 08:31:41 agenda: https://www.w3.org/2017/dxwg/wiki/Meetings:DCAT-Telecon2018.07.19 08:32:36 roba has joined #dxwgdcat 08:33:50 alejandra has joined #dxwgdcat 08:34:15 present+ 08:35:03 present+ 08:35:30 DaveBrowning has joined #dxwgdcat 08:35:44 present+ 08:36:20 scribe: roba 08:36:26 scribenick: roba 08:36:29 scribenick: roba 08:36:44 agenda: https://www.w3.org/2017/dxwg/wiki/Meetings:DCAT-Telecon2018.07.19#Main_agenda 08:37:33 +1 08:37:39 +1 08:37:42 topic: minutes of last meeting 08:37:45 +1 08:37:49 https://www.w3.org/2018/07/12-dxwgdcat-minutes 08:37:53 0 (missed last week) 08:38:05 +1 08:38:11 +q 08:38:12 +0 08:38:23 Jaroslav_Pullmann has joined #dxwgdcat 08:38:27 ack alejandra 08:38:42 present+ 08:39:35 alejandra: an issue cannot be in two milestones... issues will need to be moved to next WD if necessary 08:39:35 q? 08:39:54 topic: 2PWD 08:40:14 RESOLVED: approve minutes of last meeting 08:40:22 +q 08:40:27 q- 08:40:30 ack alejandra 08:40:41 https://github.com/w3c/dxwg/milestone/13 08:41:20 q+ 08:41:40 ack SimonCox 08:42:32 SimonCox: shall we remove old milestones (topic related) now antoine has improved tags 08:42:50 alejandra: fine by me 08:43:23 ACTION: SimonCox to remove old milestones and check tags are correct for DCAT issues 08:43:23 Sorry, but no Tracker is associated with this channel. 08:45:27 SimonCox: do we make an announcement now or wait till next WD 08:45:50 q? 08:46:23 PWinstanley: outreach is ongoing. we need to check logs, but send a link to the email. ask people to repeat if we get a chance 08:46:41 SimonCox: goal for PWD2 in September 08:46:49 topic: minor issues 08:47:35 ... noted PRs merged 08:48:14 ... range for dcat:mediaType - inconsistent legacy use 08:48:33 q? 08:48:41 ... range mediaTypeorExtent 08:48:53 proposed: accept https://github.com/w3c/dxwg/pull/304 08:48:55 +1 08:48:58 it is relaxing semantics, so shouldn't be an issue 08:48:59 +1 08:49:05 +1 08:49:09 +1 08:49:16 +1 08:49:17 +1 08:49:31 +1 08:49:33 resolved: accept https://github.com/w3c/dxwg/pull/304 to adjust range of dcat:mediaType 08:50:37 q+ 08:50:39 i think we need to change that! 08:50:40 q? 08:50:45 +q 08:50:48 ack roba 08:51:33 ack alejandra 08:51:59 +q 08:52:11 currently it is range=rdf:Literal with recommendation to be xsd:decimal 08:52:13 roba: can it have a unit of measure - megabytes probably more natural 08:52:32 alejandra: unit of measure makes sense 08:52:51 SimonCox: currently a literal with recommendation is a decimal 08:53:03 https://github.com/w3c/dxwg/issues/125 08:54:05 could we relax it - and recommend a uom form,, 08:54:17 +q 08:54:27 The definition is "The size of a distribution in bytes." 08:54:32 ack Jaroslav_Pullmann 08:54:46 SimonCox: will still need to be literal 08:54:47 so there is no room for adding units of measure, unless we do another property 08:55:34 owl datatypes https://www.w3.org/TR/owl2-quick-reference/#Built-in_Datatypes 08:55:37 Jaroslav_Pullmann: uom implicit in names - non-negative integer 08:55:53 ack alejandra 08:56:44 q+ 08:57:19 alejandra: for images bytes is not so useful - perhaps a new predicate is required 08:57:26 ack Jaroslav_Pullmann 08:57:32 SimonCox: these may be an unecognized requirement 08:57:37 +q 08:57:46 q+ 08:57:54 ack alejandra 08:58:40 s/unecognized/unrecognized/ 08:58:41 Jaroslav_Pullmann: specialised properties :byteSizeMB - or can we used pattern form SSN or something with qualified values 08:59:00 +1 alejandra's proposal, size and then qualify it with UoM 08:59:10 q? 08:59:23 alejandra: -1 to specialized predicates for different UOM 08:59:31 ;o) 08:59:40 https://bioportal.bioontology.org/ontologies/UO 08:59:56 SimonCox: UoM is horrible - everyone needs it but not perfect answer 09:00:04 AndfreaPerego has joined #dxwgdcat 09:00:16 ... many implementations - none is authoritative 09:00:23 and a proposal for an unqualified UoM: http://w3id.org/lindt/custom_datatypes#> 09:00:26 present+ AndfreaPerego 09:00:26 and they have different information models 09:01:55 RRSAgent, make logs world 09:02:01 RRSAgent, draft minutes v2 09:02:01 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html AndfreaPerego 09:02:16 ACTION: alejandra to create a formal issue for uom on bytesize 09:02:16 Sorry, but no Tracker is associated with this channel. 09:03:48 RRSAgent, draft minutes v2 09:03:48 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html AndreaPerego 09:05:11 AndfreaPerego: no further knowledge of history or intent 09:05:30 topic: catalogues in which dataset is an undifferentiated set of files 09:05:43 s/AndfreaPerego/AndreaPerego/ 09:05:49 https://github.com/w3c/dxwg/issues/256 09:05:56 s/AndfreaPerego/AndreaPerego/ 09:05:57 RRSAgent, draft minutes v2 09:05:57 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html AndreaPerego 09:06:08 https://github.com/w3c/dxwg/issues/253 09:06:30 present- AndfreaPerego 09:06:38 present+ AndreaPerego 09:06:41 RRSAgent, draft minutes v2 09:06:41 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html AndreaPerego 09:06:42 q+ 09:07:00 see https://github.com/w3c/dxwg/issues/253#issuecomment-405418358 09:07:13 ack SimonCox 09:07:17 ack PWinstanley 09:07:28 SimonCox: see discussion - need to think about range constraints 09:07:35 +q 09:07:52 https://github.com/w3c/dxwg/blob/gh-pages/CONTRIBUTING.md 09:08:14 PWinstanley: FYI contributions text added to github - has SimonCox contacted contributers 09:08:58 SimonCox: contacted all and forwarded responses to PWinstanley - all were happy to accomodate this 09:10:02 ack alejandra 09:11:21 q? 09:11:42 alejandra: contribution notes relates mainly to PR 09:12:02 PWinstanley: will discuss with kcoyle 09:13:03 SimonCox: back to example - revised (long complicated explanation - see git history) 09:13:22 q? 09:14:27 In context of a dcat:Dataset dct:hasPart, isFOrmatOf, references shoudl point to other dcat:Datasets not Distribution 09:14:55 q+ 09:15:24 ack roba 09:16:00 +q 09:16:15 q+ 09:16:28 roba: should we consider qualification of relationships 09:16:49 SimonCox: existing subproperties seem to provide useful granularity 09:17:24 ...horse has bolted - rich set 09:17:43 q? 09:17:47 ack alejandra 09:17:50 +1 09:19:20 q? 09:19:24 ack AndreaPerego 09:21:08 AndreaPerego: looking at PROV for relationships - not clear what pattern - we have relationships between datasets and also many different roles of people 09:21:15 q+ 09:21:38 s/shoudl/should/ 09:21:40 ...codelist from ISO 19115 for different roles - cumbersome :-( 09:21:57 s/isFOrmatOf/isFormatOf/ 09:22:08 q? 09:22:11 ...what is the UC 09:22:14 ack SimonCox 09:22:56 SimonCox: would point to PROV which supports both flavours - shortcut and qualified relationships 09:23:30 ... propose to close this with use of specific relations - leave to users to subclass these as needed 09:24:01 .." i.e. recommend more specialized properties" 09:24:38 q? 09:25:23 roba: will follow discussions about dataset and agent relationships 09:25:28 BTW, there's a problem using prov:hadRole boradly - see thread starting here: https://lists.w3.org/Archives/Public/public-prov-comments/2015Apr/0001.html 09:25:43 s/boradly/broadly/ 09:25:45 s/boradly/broadly/ 09:26:10 Proposed: accept recommendation to use dct:relation for the general case of undifferentiated collection; and illustrate use of sub-properties of dct:relation for stronger semantics 09:26:18 +1 09:26:21 through examples 09:26:24 +1 09:26:28 +1 09:26:29 +1 09:26:33 +1 (adding guidelines ) 09:26:34 +1 09:26:34 +1 09:27:18 resolved: use dct:relation for unstructured collections 09:27:24 RRSAgent, draft minutes v2 09:27:24 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html AndreaPerego 09:27:28 ACTION: SimonCox - update current PR to reflect agreement here 09:27:28 Sorry, but no Tracker is associated with this channel. 09:28:15 q? 09:28:48 RRSAgent, draft minutes v2 09:28:48 I have made the request to generate https://www.w3.org/2018/07/19-dxwgdcat-minutes.html AndreaPerego 09:29:07 bye! 09:29:10 present- 09:29:11 bye 12:05:45 arminhaller has joined #dxwgdcat 12:13:43 Zakim has left #dxwgdcat 12:20:04 arminhaller has joined #dxwgdcat 12:28:07 arminhaller has joined #dxwgdcat 13:49:26 arminhaller has joined #dxwgdcat