19:51:49 RRSAgent has joined #ssn 19:51:49 logging to http://www.w3.org/2010/08/11-ssn-irc 19:51:58 rrsagent, bookmark 19:51:58 See http://www.w3.org/2010/08/11-ssn-irc#T19-51-58 19:52:06 zakim, this will be inc_ssn 19:52:06 ok, laurent_lefort_cs; I see INC_SSN()4:00PM scheduled to start in 8 minutes 19:52:16 Meeting: SSN XG 19:52:36 Chair: Laurent 19:53:17 Agenda: http://lists.w3.org/Archives/Public/public-xg-ssn/2010Aug/0004.html 19:53:30 INC_SSN()4:00PM has now started 19:53:37 + +1.937.775.aaaa 19:54:43 Previous: 2010-08-03 http://www.w3.org/2010/08/03-ssn-minutes.html 19:55:13 Payam has joined #SSN 19:55:28 Andriy has joined #ssn 19:57:38 Regrets: Simon, Kevin, Raśl, Sumita, Cory, Luis, David 19:59:09 +[IPcaller] 19:59:27 zakim, IPcaller is me 19:59:27 +Payam; got it 20:00:04 +??P2 20:00:26 Arthur has joined #ssn 20:01:05 +[IPcaller] 20:01:34 zakim, IPcaller is me 20:01:34 +Arthur; got it 20:01:40 +??P5 20:01:42 Zakim, P2 is me 20:01:42 sorry, Andriy, I do not recognize a party named 'P2' 20:01:59 zakim, ??P5 is me 20:01:59 +laurent_lefort_cs; got it 20:02:14 Zakim, ??P2 is me 20:02:15 +Andriy; got it 20:04:27 scribenick: Payam 20:04:35 Pramod has joined #SSN 20:05:06 kerry has joined #ssn 20:05:15 krzysztof_j has joined #ssn 20:05:21 Topic: Examples and How To 20:05:21 +[IPcaller] 20:05:32 zakim, [IPcaller] is me 20:05:32 +krzysztof_j; got it 20:05:34 Andriy email last night with questions http://lists.w3.org/Archives/Public/public-xg-ssn/2010Aug/0005.html 20:06:15 michael_ has joined #ssn 20:07:26 +[IPcaller] 20:07:51 zakim, [IPcaller] is me 20:07:51 +michael_; got it 20:09:13 +kerry 20:10:23 yes, i can give a very short summary 20:11:04 krzysztof to give a summary on DOLCHE work 20:11:49 scribenick: payam 20:11:53 we are discussing Andriy questions 20:12:59 Andriy's example is a smart environment in a kitchen and he tries to use SSNX ontology for an accelerometer sensor 20:13:21 +q 20:13:24 questions are: http://lists.w3.org/Archives/Public/public-xg-ssn/2010Aug/0005.html 20:15:04 answer to question 1: Michael - there should be role defined for qualities in the ontology 20:16:47 Laurent, realtionship between O&M and features we follow Simon's work on relating features to O&M 20:16:54 +q 20:17:33 Michael, there is no link from sensor to features 20:17:52 Andriy, how O&M is connected to sensors? 20:18:27 Laurent: check the nice doco at http://www.w3.org/2005/Incubator/ssn/wiki/SSN 20:19:07 Michael, in the original ontology there is link from O&M to sensor and in some versions there is a link from O&M to process - but seems there is an error there in some versions. 20:20:14 sorry, i have only an usb surf stick 20:20:29 i will write it down 20:22:13 +q 20:22:32 ack krzysztof_j 20:22:38 ack Payam 20:22:44 ack michael_ 20:22:49 for the ontology pattern/dolce alignment the feature of interest is linked using the role hasProperty to an observableProperty and therefore to the observation 20:23:05 Payam, how this link between O&M data, feature and sensor description is maintained? 20:23:31 Michael, there should be a link from sensor to features of quality that it measures 20:24:30 Michael, there is a mistake in the current ontology and the link will be fixed 20:24:43 +q 20:24:53 Laurent: need to add a property measures <= missing link (move the link from the process) o feature-of-interest 20:25:09 There will be a link from sensor to qualities that it measures 20:25:20 +q 20:25:24 more like measures <= missing o observed-quality 20:25:34 +q 20:25:53 Ack Andriy 20:26:15 Andriy, if the sensor is deployed and there is no measurement data, then how this feature can be accessed (if there is no O&M data)? 20:26:53 +q 20:27:43 Andriy, what is a feature? 20:28:07 Laurent, it can be an abstract entity, a geographical entity, ... 20:28:29 zakim, who's making noise? 20:28:32 Example: a sensor measuring the vertical acceleration of a knife 20:28:40 kerry, listening for 10 seconds I heard sound from the following: michael_ (69%) 20:29:16 sorry, typing noise 20:29:26 +q 20:29:30 having measures <= missing o observed-quality doesn't mean that there is an indirection, it just means that anything that has been observed is something that the sensor can observe 20:30:02 Kerry, feature is an object that you take measure 20:31:38 ack kerry 20:31:43 +q 20:32:57 Michael, qulities are qualities of features; qualities that a sensor measures can be defined. Another way is linking a deployment to a sensor (we havn't discussed the latter) 20:33:47 ack Pramod 20:33:55 ack michael_ 20:35:15 Action: Michael to add the missing link (and the role composition axioms manually) 20:35:15 Created ACTION-40 - Add the missing link (and the role composition axioms manually) [on Michael Compton - due 2010-08-18]. 20:35:27 s/qulities/qualities/ 20:35:34 measures >= missing o observed-quality 20:36:06 s/measures <=/measures >=/ 20:36:13 Michael, there will be a link from sensor to qulities, and there will be a link from qualities to O&M 20:36:40 it's clear to me now 20:37:00 ack Kerry 20:37:09 ack Payam 20:37:17 +q 20:37:49 s/qulities/qualities/ 20:38:03 ack michael_ 20:38:23 Kerry, favouring deployment approach - features that sensor measures in deployment 20:38:48 Action: Michael to investigate or add link to feature at deployment 20:38:48 Created ACTION-41 - Investigate or add link to feature at deployment [on Michael Compton - due 2010-08-18]. 20:39:16 http://lists.w3.org/Archives/Public/public-xg-ssn/2010Aug/0005.html 20:39:35 we now discuss question 3- 20:40:12 +q 20:40:27 ack michael_ 20:40:27 units of measurment - is there any recommended or it's totally up to user to select one 20:41:08 Laurent, there is a UOM ontology from a group called ... QMOS? 20:41:22 Laurent : OASIS wg QUOMOS Quantity of Unit of Meausrement Ontology Standard 20:42:02 NASA ontology: QUDT 20:42:23 OMG SysML-QUDV 20:42:46 Jano also sent one earlier today 20:43:24 http://lists.w3.org/Archives/Public/public-xg-ssn/2010Aug/0007.html 20:44:37 Laurent will send a UOM ontology to the group later 20:45:31 sorry, my mistake it judge based on name :) 20:45:33 +q 20:46:04 ack! 20:46:18 ack michael_ 20:46:38 +q 20:47:02 ack laurent 20:47:54 Laurent, if we want to connect our work to others; we should leave some aspects to be linked to other existing data 20:48:35 +q 20:48:51 question 4- how to express quality attributes and quality values 20:49:35 e.g. what is max, and min. vlaues for frequancy... 20:49:56 Laurent: see example http://www.w3.org/2005/Incubator/ssn/wiki/Modelling_of_Accuracy,_etc 20:50:09 s/vlaues/values/ 20:50:32 question is: how to express ranges for values 20:50:41 ack michael_m 20:50:49 ack michael_ 20:51:14 Andriy asking about point 5 20:52:25 +q 20:52:35 why not use proxy class 20:53:58 Ack payam 20:54:07 proxy? 20:54:31 we don't have detailed attributes; so we can't really define rules at this stage 20:55:26 Jano, we can use proxy classes... let users define equivalent classes 20:55:53 we discuss point 6 later 20:56:32 keep in mind that domain and range are very dangerous 20:57:05 point 6- domain/range restrictions of properties 20:57:09 Action: Michael to remove remaining range and domain 20:57:09 Created ACTION-42 - Remove remaining range and domain [on Michael Compton - due 2010-08-18]. 20:57:15 ok 20:57:38 I will try 20:57:40 +q 20:57:45 how many weeks we have left? 20:58:23 3 weeks 20:58:35 Jano, DOLCHE work update 20:58:39 Topic: DOLCE Alignment 20:59:01 agree 20:59:21 +q 20:59:42 s/DOLCHE/DOLCE/ 21:00:11 andriy: to point 6 are you arguing for or against domain/range for the roles? 21:00:24 I will try to use SSN ontology and link it to linked-data; we use DBpedia SPARQL end-points so most of resources will be from DBpedia 21:00:36 Laurent: LODE http://linkedevents.org/ontology/ 21:00:49 Topic: AOB 21:01:30 would be great! 21:01:43 +q 21:01:50 ack kerry 21:01:55 ack kerry 21:01:56 ack Andriy 21:02:19 +q 21:03:09 there was also a preference to avoid prporty explosion 21:03:31 ack krzysztof_j 21:04:55 Kerry, invited group members to particiapte and join the SSN workshop co -organised with Int. Semantic Web conference in Shanghai- 21:05:44 +kerry 21:06:42 not me 21:07:00 we cannot edit the wikie? 21:07:09 y 21:07:10 once XG is closed, we can't edit wiki 21:07:19 uh! 21:07:28 bye bye 21:07:35 -krzysztof_j 21:07:38 bye! 21:07:39 - +1.937.775.aaaa 21:07:39 bye 21:07:40 -Payam 21:07:40 bye 21:07:44 s/particiapte/participate/ 21:07:44 -kerry 21:07:45 bye 21:07:47 -Arthur 21:07:49 -michael_ 21:07:54 s/wikie/wiki/ 21:11:04 -Andriy 21:11:23 zakim, list attendees 21:11:23 As of this point the attendees have been +1.937.775.aaaa, Payam, Arthur, laurent_lefort_cs, Andriy, krzysztof_j, michael_, kerry 21:12:23 -laurent_lefort_cs 21:12:24 INC_SSN()4:00PM has ended 21:12:26 Attendees were +1.937.775.aaaa, Payam, Arthur, laurent_lefort_cs, Andriy, krzysztof_j, michael_, kerry 21:18:31 rrsagent, make log public 21:18:41 rrsagent, please draft minutes 21:18:41 I have made the request to generate http://www.w3.org/2010/08/11-ssn-minutes.html laurent_lefort_cs 21:18:59 rrsagent, make log public 21:19:30 s/Raśl/Raul/ 21:20:10 s/SSNX/SSN/ 21:20:37 s/realtionship/relationship/ 21:22:18 s/property measures <=/property measures =>/ 21:23:30 s/measurment/measurement/ 21:25:19 s/Quantity of Unit of Meausrement/Quantities and Units of Measure/ 21:25:56 s/QMOS?/http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=quomos/ 21:27:14 s/QUDT/QUDT qudt.org/ 21:27:24 rrsagent, please draft minutes 21:27:24 I have made the request to generate http://www.w3.org/2010/08/11-ssn-minutes.html laurent_lefort_cs 21:28:24 s/frequancy/frequency/ 21:30:33 s/prporty/property/ 21:31:07 rrsagent, please draft minutes 21:31:07 I have made the request to generate http://www.w3.org/2010/08/11-ssn-minutes.html laurent_lefort_cs 21:32:14 More units of measurement references here: http://www.w3.org/2005/Incubator/ssn/wiki/Agriculture_Meteorology_Sensor_Network#Generic_units_and_quantities 21:32:34 rrsagent, please draft minutes 21:32:34 I have made the request to generate http://www.w3.org/2010/08/11-ssn-minutes.html laurent_lefort_cs 21:33:05 rrsagent, please generate minutes 21:33:05 I have made the request to generate http://www.w3.org/2010/08/11-ssn-minutes.html laurent_lefort_cs 22:02:55 zakim, bye 22:02:55 Zakim has left #ssn 22:03:09 rrsagent, bye 22:03:09 I see 3 open action items saved in http://www.w3.org/2010/08/11-ssn-actions.rdf : 22:03:09 ACTION: Michael to add the missing link (and the role composition axioms manually) [1] 22:03:09 recorded in http://www.w3.org/2010/08/11-ssn-irc#T20-35-15 22:03:09 ACTION: Michael to investigate or add link to feature at deployment [2] 22:03:09 recorded in http://www.w3.org/2010/08/11-ssn-irc#T20-38-48 22:03:09 ACTION: Michael to remove remaining range and domain [3] 22:03:09 recorded in http://www.w3.org/2010/08/11-ssn-irc#T20-57-09