14:34:59 RRSAgent has joined #rif 14:34:59 logging to http://www.w3.org/2008/05/06-rif-irc 14:35:09 zakim, this will be rif 14:35:09 ok, ChrisWelty; I see SW_RIF()11:00AM scheduled to start in 25 minutes 14:35:18 zakim, this will be rif 14:35:18 ok, ChrisWelty; I see SW_RIF()11:00AM scheduled to start in 25 minutes 14:35:18 Meeting: RIF Telecon 14:35:31 Meeting: RIF Telecon May 6, 2008 14:35:40 Chair: Chris Welty 14:35:56 Agenda: http://lists.w3.org/Archives/Public/public-rif-wg/2008May/0043.html 14:36:11 ChrisWelty has changed the topic to: 6 May RIF Telecon Agenda http://lists.w3.org/Archives/Public/public-rif-wg/2008May/0043.html 14:36:28 rrsagent, make minutes 14:36:28 I have made the request to generate http://www.w3.org/2008/05/06-rif-minutes.html ChrisWelty 14:36:39 agenda+ Admin 14:36:46 agenda+ F2F10 14:36:50 agenda+ Action Review 14:36:56 agenda+ Liason 14:37:09 agenda+ Issue 52,53,54 14:37:15 agenda+ Issue 34 14:37:21 agenda+ DTB 14:37:25 agenda+ AOB 14:37:43 rrsagent, make logs public 14:52:18 Harold has joined #rif 14:57:06 csma has joined #rif 14:58:38 list agenda 14:59:32 AdrianP has joined #rif 15:00:07 SW_RIF()11:00AM has now started 15:00:14 +AdrianP 15:00:16 mdean has joined #rif 15:00:52 Hi, I'm the first participant in the conference? 15:00:56 +Mike_Dean 15:01:05 be right there, adrian 15:01:05 Yes, Adrian 15:01:07 StellaMitchell has joined #rif 15:01:15 +Sandro 15:01:47 +[IBM] 15:02:01 zakim, ibm is temporarily me 15:02:01 +ChrisWelty; got it 15:02:02 AxelPolleres has joined #rif 15:02:10 zakim, who is on the phone?" 15:02:11 I don't understand 'who is on the phone?"', ChrisWelty 15:02:12 zakim, who is on the phone? 15:02:12 On the phone I see AdrianP, Mike_Dean, Sandro, ChrisWelty 15:02:19 +??P12 15:02:22 LeoraMorgenstern has joined #rif 15:02:27 +[NRCC] 15:02:32 zakim, ??P12 is me 15:02:33 +csma; got it 15:02:35 +josb 15:02:43 zakim, mute me 15:02:44 csma should now be muted 15:02:47 Zakim, mute me 15:02:47 AdrianP should now be muted 15:02:55 +LeoraMorgenstern 15:03:12 yes 15:03:20 zakim, unmute me 15:03:20 csma should no longer be muted 15:03:44 josb has joined #rif 15:03:47 +[IBM] 15:03:52 zakim, ibm is temporarily me 15:03:53 +StellaMitchell; got it 15:04:30 right 15:04:51 he is 15:05:48 Scribe: mdean 15:05:56 zakim, take up item 1 15:05:56 agendum 1. "Admin" taken up [from ChrisWelty] 15:06:20 http://lists.w3.org/Archives/Public/public-rif-wg/2008Apr/att-0199/rif-minutes-29-april-2008.html 15:06:33 minutes approved 15:06:54 csma: 2 comments from Dan Connolly on comment list 15:07:27 +GaryHallmark 15:07:29 http://lists.w3.org/Archives/Public/public-rif-comments/2008May/0000.html 15:07:40 Sandro: discuss process in meeting - likely to get more comments soon 15:08:16 Chris: probably assign someone for response, rather than just on Wiki page 15:08:39 csma: IRI comment pretty close to email list discussion 15:09:13 csma: second comment is question for Michael 15:09:22 Chris: add to end of agenda 15:09:23 agenda+ public comments 15:09:26 zakim, next item 15:09:26 agendum 2. "F2F10" taken up [from ChrisWelty] 15:10:18 http://www.w3.org/2002/09/wbs/38457/f2f10/results 15:10:19 15 people have answered, 12 are coming 15:10:33 closest hotel is full 15:10:53 bed and breakfast has space 15:11:22 Axel only on IRC today due to conflicting meeting 15:11:24 zakim, next item 15:11:24 agendum 3. "Action Review" taken up [from ChrisWelty] 15:11:34 please fill out form 15:14:31 zakim, [NRCC] is me 15:14:31 +Harold; got it 15:14:42 About Sandro's action: http://www.w3.org/2005/rules/wiki/FLD#XML_Serialization_Framework 15:16:14 all actions continued except 471, which is closed 15:16:27 MichaelKifer has joined #rif 15:17:28 ACTION-459: closed 15:17:46 we might discuss it together with the UCR review 15:18:23 +MichaelKifer 15:18:38 zakim, mute me 15:18:38 MichaelKifer should now be muted 15:18:45 ACTION-437: closed 15:20:04 zakim, next item 15:20:04 agendum 4. "Liason" taken up [from ChrisWelty] 15:20:05 ACTION-253: closed 15:20:32 nothing specific. there is currently a XBRL conference 15:20:34 http://conference.xbrl.org/ 15:20:40 no news from OWL 15:20:51 zakim, next item 15:20:51 agendum 4 was just opened, ChrisWelty 15:20:57 zakim, close item 4 15:20:57 agendum 4, Liason, closed 15:20:58 I see 5 items remaining on the agenda; the next one is 15:20:58 zakim, next item 15:20:59 5. Issue 52,53,54 [from ChrisWelty] 15:21:00 agendum 5. "Issue 52,53,54" taken up [from ChrisWelty] 15:21:10 zakim, mute me 15:21:10 csma should now be muted 15:21:13 http://www.w3.org/2005/rules/wiki/ToDo_before_BLD_last_call 15:21:48 3 editor's notes in SWC 15:22:20 now a proposal on table 15:22:38 Axel: takes care of 52 and 53 15:22:47 s/now/Axel:/ 15:23:03 s/Axel/Jos/ 15:23:15 Axel to redial due to noise 15:23:21 s/Axel/Jos/ 15:23:26 -josb 15:23:48 thanks 15:23:53 +josb 15:25:00 Jos: notion of context comes from BLD document - this specifies specific contexts 15:25:15 Sandro: email thread from last night - open issues 15:25:33 Sandro: prefer "language" over "context" 15:25:56 ... or "format" 15:26:18 or "formalism" 15:26:38 Jos: agree - took "context" from BLD - second argument to import statement 15:26:42 Import ::= 'Import' '(' IRI CONTEXT? ')' 15:26:44 http://www.w3.org/2005/rules/wiki/BLD#Formulas 15:27:22 Jos: definition of import directives 15:27:33 "The context specifies what kind of entity is being imported and under what semantics (for instance, the various RDF entailment regimes)." 15:27:34 Sandro: So I'm proposing that this parameter, "language", be understood to be a default language identifier to use in case the language is not sufficiently self-identifying. 15:28:28 Jos: I'm okay with that 15:28:32 Chris: consistency with current OWL WG? 15:28:36 zakim, unmute me 15:28:36 MichaelKifer should no longer be muted 15:28:40 Sandro: too early to say 15:28:40 Chris: I am too -- how does it relate to what OWL-WG uses? 15:29:02 Michael: OWL uses profile 15:29:11 mkider: OWL uses "Profile" 15:29:22 Sandro,Jos,Harold: Okay 15:29:25 consensus on "profile" 15:29:42 resolution not needed 15:30:06 s/mkider/mkifer/ 15:30:39 Sandro: could call it default profile, to indicate that it doesn't override 15:31:13 Michael: other cases: semantics, data types, etc. 15:31:46 Re Import(t c): "The constant t indicates the address of another rule set to be imported and c is called the context of import." 15:32:04 defaultProfile 15:32:15 http://www.w3.org/2005/rules/wiki/BLD#Formulas 15:33:11 Chris: document takes precedence if it specifies a profile 15:34:44 ... but could imagine various precedence strategies 15:35:07 mkifer: should be an error 15:35:17 Sandro: ok with error 15:36:01 Sandro: now OK with profile given discussion 15:37:38 ACTION: Harold to change "context" to "profile" in BLD and propose an XML syntax 15:37:39 Created ACTION-472 - Change \"context\" to \"profile\" in BLD and propose an XML syntax [on Harold Boley - due 2008-05-13]. 15:37:52 (and in FLD) 15:38:39 Sandro: next issue - URIs for profiles 15:38:59 ... probably makes sense to create new URIs linked to spec 15:39:03 Jos: agree 15:39:31 Sandro: let's make up new IRIs, like http://www.w3.org/2008/rif-import-profile/Foo 15:39:44 Sandro: let's make up new IRIs, like http://www.w3.org/2008/rif-import-profile#Foo 15:39:56 Hassan has joined #rif 15:39:56 +Hassan_Ait-Kaci 15:40:02 Chris: just for the ones mentioned in this document 15:40:05 Sandro: right. 15:40:25 mkifer: is profile a constant? 15:40:34 ... why do we need to specify this? 15:41:09 Sandro: about 7 enumerated in Jos' document 15:41:36 -GaryHallmark 15:41:47 Chris: will these be dereferenceable? 15:41:58 Chris: this is just for Jos' document -- we don't need to talk about these in general. 15:41:59 Sandro: in principle yes 15:42:07 +Gary_Hallmark 15:42:14 ... great if someone is motivated to put statements there 15:42:15 zakim, mute me 15:42:15 MichaelKifer should now be muted 15:42:17 Chris: Just special IRIs that some implementations know. When you see this IRI, use this form of interpretation. 15:42:21 Sandro: Yes. 15:42:44 ACTION: Jos to pick IRIs for profiles 15:42:44 Sorry, amibiguous username (more than one match) - Jos 15:42:44 Try using a different identifier, such as family name or username (eg. jdebruij2, jderoo) 15:42:54 ACTION: jdebruij2 to pick IRIs for profiles 15:42:54 Created ACTION-473 - Pick IRIs for profiles [on Jos de Bruijn - due 2008-05-13]. 15:43:54 Jos: what about RDF graphs with different profiles - pick highest? 15:44:14 Sandro: what about transitive imports? 15:45:00 Jos: pick highest, but haven't thought about transitivity - not feasible to use multiple profiles 15:45:14 Sandro: could make it an error or undefined 15:45:49 MichaelKifer has left #rif 15:45:58 ... would like open issue on importing things with different profiles 15:46:02 MichaelKifer has joined #rif 15:46:16 ... OK with last call draft as is 15:46:44 ACTION: jdebruij2 to open a non-CP issue on importing with mixed profiles 15:46:44 Created ACTION-474 - Open a non-CP issue on importing with mixed profiles [on Jos de Bruijn - due 2008-05-13]. 15:47:05 Jos: generic profiles: RDF vs OWL 15:47:23 ... could be combined - no formal distinction 15:47:56 ... don't require specification of a profile 15:48:32 ... imports currently defaults to RIF ruleset 15:48:46 Sandro: can distinguish based on RIF MIME type 15:48:51 ... also need to work on that 15:49:15 ACTION: Sandro to look into mime type registration for RIF 15:49:15 Created ACTION-475 - Look into mime type registration for RIF [on Sandro Hawke - due 2008-05-13]. 15:49:39 Sandro: How about make Profile optional, and if omitted use mime-type. 15:51:02 Jos: this is a BLD issue 15:51:07 Chris: So -- no generics, profile is optional, and up to spec how to handle this if document isn't self-identified. 15:51:09 GaryHallmark has joined #rif 15:51:15 zakim, unmute me 15:51:15 MichaelKifer should no longer be muted 15:51:18 Jos: Michael, harold? 15:51:31 q? 15:53:09 conan has joined #rif 15:53:34 mdean: file: IRI doesn't have a MIME type 15:54:03 +Mark_Proctor 15:54:45 zakim, who is on the phone? 15:54:45 On the phone I see AdrianP (muted), Mike_Dean, Sandro, ChrisWelty, csma (muted), Harold, LeoraMorgenstern, StellaMitchell, MichaelKifer, josb, Hassan_Ait-Kaci (muted), 15:54:48 ... Gary_Hallmark, Mark_Proctor 15:54:53 Sandro: can live with second argument of "RDF" but this seems silly 15:55:37 Sandro: file: IRI library may have file extension mappings to MIME types 15:55:57 q+ 15:56:10 ack csma 15:56:14 Sandro: I can live with second-parameter-required for non-RIF imports. 15:57:19 Sandro: I think that works for XML, OO style and not. 15:57:26 zakim, mute me 15:57:26 MichaelKifer should now be muted 15:58:34 resolution not required since things stay the same 15:58:44 wait until next week to close Issue 52 15:58:55 zakim, mute me 15:58:55 csma should now be muted 15:58:56 postponing closing issue-52 until we can check over the documents with these edits. 15:59:40 josb: issue 53 is resolved 16:00:16 Sandro: would like review by Bijan, who's thinking about annotations in OWL 16:01:07 Chris: seems to account for where OWL is going as well as providing backward compatibility 16:01:22 PROPOSED: close ISSUE-53 as in current rdf-owl text 16:01:56 RESOLVED: close ISSUE-53 as in current rdf-owl text 16:02:00 PROPOSED: close ISSUE-53 as in current http://www.w3.org/2005/rules/wiki/SWC 16:02:05 RESOLVED: close ISSUE-53 as in current http://www.w3.org/2005/rules/wiki/SWC 16:02:16 issue 54 16:02:34 Jos: contact OWL DL people as soon as possible 16:03:01 ... syntactic restriction on use of variables in RIF rules 16:04:09 I guess we are talking about a subdialect of BLD, which fulfills Safeness Restrictions? 16:04:09 ACTION: jdebruij2 to propose solution to ISSUE-54 that he's happy with and OWL-RIF TF is happy with 16:04:10 Created ACTION-476 - Propose solution to ISSUE-54 that he's happy with and OWL-RIF TF is happy with [on Jos de Bruijn - due 2008-05-13]. 16:04:12 zakim, next item 16:04:12 agendum 6. "Issue 34" taken up [from ChrisWelty] 16:06:05 http://lists.w3.org/Archives/Public/public-rif-wg/2008Apr/0185.html 16:07:47 Sandro: leaning toward option 4 16:08:03 q+ 16:08:05 q+ 16:08:20 no 16:08:23 zakim, unmute me 16:08:23 MichaelKifer should no longer be muted 16:08:35 Chris: first option corresponds to "out-of-band agreement" 16:09:04 q? 16:09:31 What I have in mind when I say "out-of-band agreement, I mean that the requirement must be mentioned in the RIF doc 16:09:42 ... shouldn't require ignoring of datatypes not in spec 16:09:51 kifer: how about something between 1 and 2 ---- two systems may agree on some extra datatypes, if they see an unrecognized datatype, then they issue an error. 16:09:59 mkifer: combination of 1 and 2? 16:10:02 q? 16:10:05 Sandro: might work 16:10:06 ack josb 16:10:32 jos: I prefer option 2 -- you reject if you cannot deal with the datatypes that are there. 16:11:03 q+ 16:11:15 kifer: I think that's the same as I'm saying. You assume systems can support official types plus some extra types, and you reject only if it's in neither. 16:11:21 mkifer: agree - reject datatypes that you don't support 16:11:42 q+ 16:11:48 ack csma 16:11:50 ack csma 16:12:01 zakim, mute me 16:12:01 MichaelKifer should now be muted 16:12:07 q+ to talk about use case where a big publisher wants to include a new data type 16:12:25 csma: option 1 is not quite out-of-band agreement 16:12:29 csma: allow a doc to make ref to non-std datatypes; an impl should be able to use the dt's they know. 16:13:18 csma: they should be required to throw an error/warning if they don't recognize the datatype, and use it if they do. only issue is how to make sure no ambiguity. maybe RIF docs have to list their non-std datatypes. 16:13:21 q? 16:14:01 csma: all the datatypes in RIF document must be either std or unambiguously named; and any implement that knows the DT can use it, and if you don't you must warn/error. 16:14:14 zakim, unmute me 16:14:14 MichaelKifer should no longer be muted 16:14:17 jos: yes 16:14:20 mkifer: yes 16:14:28 ack Harold 16:14:34 zakim, mute me 16:14:34 MichaelKifer should now be muted 16:14:50 zakim, mute me 16:14:50 csma should now be muted 16:14:52 OWL says: "If an input document uses datatypes that are not supported by the datatype map of an OWL consistency checker then it MAY report a warning. " 16:14:52 Harold: option 4 subsumes 1 and 2 16:15:05 Harold: I would hope we could go for option 4, it subsumes 1 and 2 -- the xform could be identify, or refine error, etc. It's nice an general. It's at the heart of what RIF is about. 16:15:08 http://www.w3.org/TR/owl-test/#consistencyChecker 16:15:10 ... heart of RIF as interoperability mechanism 16:15:26 Chris: how much work needs to be done to include this? 16:15:39 Harold: it could be left open, in an external sense. 16:15:49 ack sandro 16:15:49 sandro, you wanted to talk about use case where a big publisher wants to include a new data type 16:16:40 q+ to react to you cant add a new data type 16:17:01 Sandro: compelling use case for 4 is big web publishers - can't introduce new datatype until consumers all implement - chicken and egg precludes evolution 16:17:12 s/in an external sense/in the sense of our externals/ 16:17:28 ... but don't see a solution by the end of May 16:17:51 ... prefer to leave the door open for programmable fallback 16:17:59 zakim, unmute me 16:17:59 MichaelKifer should no longer be muted 16:18:21 mkifer: which document(s) will specify this? 16:19:19 Sandro, is XTAN at all related to GRDDL? 16:19:33 Sandro: I wish XTAN were done ahead of time, but it's not, so the question is how to leave the door open for them. 16:19:39 Sandro: XTAN in separate REC-track document used by RIF but separate 16:21:03 Sandro: need to finish enough for people to build against BLD - shouldn't require major changes to implementations 16:22:11 q? 16:22:57 I think XTAN can also be used for transformations that return a normal form. 16:23:03 well, people do use xsd:date in OWL, I think 16:24:12 (XTAN could thus allow users to work with non-normal-form information.) 16:24:18 mkifer: need to say something about compliance, beyond data types 16:25:13 uses xsd:float: http://protege.cim3.net/file/pub/ontologies/camera/camera.owl 16:25:33 ... strawman compliance statements that can later be changed 16:26:04 Chris: let's leave compliance clause until after we have implementaiton experience 16:26:05 What about at least an Editor's note about compliance? 16:26:16 Chris: no way to know what compliance means for BLD 16:26:17 kifer: let's provide some straw man, at least. 16:27:03 you mean, later than LC? 16:27:10 Sandro: can procedurally wait until CR 16:27:43 mkifer: discussion a year ago 16:28:15 What will happen regarding answering public comments, gathering errata, etc. between RIF phase 1 and phase 2? 16:28:23 ... should take up seriously or not, not just for datatypes 16:28:35 +1 to michael 16:28:59 Chris: much clearer idea of what BLD is than we had a year ago, but experience still limited 16:29:00 ACTION: kifer to draft some text on compliance 16:29:00 Created ACTION-477 - Draft some text on compliance [on Michael Kifer - due 2008-05-13]. 16:29:24 What will happen with happen with the OWL-RIF Task Force after May 31? 16:29:33 q- 16:29:41 -Hassan_Ait-Kaci 16:29:48 -MichaelKifer 16:29:48 adjourned 16:29:51 -Gary_Hallmark 16:29:52 s/will happen with happen/will happen/ 16:29:53 -StellaMitchell 16:29:55 -AdrianP 16:29:55 -LeoraMorgenstern 16:29:56 -josb 16:30:00 -Harold 16:30:02 zakim, unmute me 16:30:02 csma should no longer be muted 16:30:09 zakim, list attendees 16:30:09 As of this point the attendees have been AdrianP, Mike_Dean, Sandro, ChrisWelty, csma, josb, LeoraMorgenstern, StellaMitchell, GaryHallmark, Harold, MichaelKifer, Hassan_Ait-Kaci, 16:30:13 ... Gary_Hallmark, Mark_Proctor 16:30:15 rssagent, make log public 16:30:17 RRSAgent, make minutes 16:30:17 I have made the request to generate http://www.w3.org/2008/05/06-rif-minutes.html sandro 16:30:37 -Mike_Dean 16:32:55 -ChrisWelty 16:32:56 -Sandro 16:32:58 -csma 16:33:07 -Mark_Proctor 16:33:08 SW_RIF()11:00AM has ended 16:33:09 Attendees were AdrianP, Mike_Dean, Sandro, ChrisWelty, csma, josb, LeoraMorgenstern, StellaMitchell, GaryHallmark, Harold, MichaelKifer, Hassan_Ait-Kaci, Gary_Hallmark, 16:33:11 ... Mark_Proctor 16:58:19 zakim, who is on the phone? 16:58:19 apparently SW_RIF()11:00AM has ended, csma 16:58:20 On IRC I see markproctor, GaryHallmark, MichaelKifer, LeoraMorgenstern, mdean, csma, Harold, RRSAgent, sandro, trackbot-ng, Zakim 16:58:37 csma has left #rif 17:43:59 MichaelKifer has joined #rif 17:44:13 test 17:44:23 MichaelKifer has left #rif