- From: Alejandro Llaves <allaves@fi.upm.es>
- Date: Tue, 2 Jun 2015 17:45:42 +0200
- To: Peter Baumann <baumann@rasdaman.com>, jeremy.tandy@gmail.com
- Cc: Frans Knibbe <frans.knibbe@geodan.nl>, SDW WG Public List <public-sdw-wg@w3.org>
- Message-ID: <CABTzy2RyJug4mMNpX9e=DAVvFw4tjg0JDQUKrQNczrt1sL0RPQ@mail.gmail.com>
Thanks for the input! I will go back to these mails after the voting to improve the descriptions of the related requirements. Cheers, Alejandro On 2 June 2015 at 16:55, Peter Baumann <baumann@rasdaman.com> wrote: > Hi all, > > just an additional thought: beyond the challenge of delivering data it is > also the dynamicity of a server's data holding that can present challenges > - simply because the server offering is getting updated continously. This > has implications on caching, dynamic relationships, etc. > > cheers, > Peter > > > > On 06/02/15 15:54, Alejandro Llaves wrote: > > Hi Frans, > > IMO, the streamable data req. description is a bit vague: "Data should > be streamable, a consumer should be able to do something meaningful before > the end of the data message is received. This could be considered a general > requirement for data on the Web, but it is recorded here because spatial > data often consist of large chunks of data." - Specially, the part about "a > consumer should be able to do something meaningful". Yet, I understand that > this req. addresses the need of an efficient data consumption for big > (spatial) data chunks. So it makes sense for the Best Practice deliverable. > > On the other hand, the dynamic sensor data req. is about representing > *streaming* (better than *streamable*; I will change it) sensor data that > may come in near real-time. In this case, the streaming feature is implicit > in the sensor data, since sensor data is normally produced as a sequence of > observations, i.e. time series. I don't see any added value of mentioning > "near real-time", but it doesn't bother either. Bottom line: I would not > merge both reqs. > > Cheers, > Alejandro > > > > On 27 May 2015 at 09:32, Frans Knibbe <frans.knibbe@geodan.nl> wrote: > >> Hello Payam, Alejandro, >> >> Thank you Payam, the top 3 scenarios are much easier to digest than 101 >> use cases. Now we need to see how this use case relates to deliverables and >> requirements. >> >> It seems to me the smart city use cases are mainly about best practices >> and sensors. >> >> An important requirement seems to be linkability >> <http://w3c.github.io/sdw/UseCases/SDWUseCasesAndRequirements.html#Linkability>. >> The first scenario even requires real time linkability. For (near) real >> time sensor data there is the dynamic sensor data >> <http://w3c.github.io/sdw/UseCases/SDWUseCasesAndRequirements.html#DynamicSensorData> >> requirement. >> >> Could there be requirements in this use case that we have not >> discovered yet? >> >> @Alejandro: the dynamic sensor data >> <http://w3c.github.io/sdw/UseCases/SDWUseCasesAndRequirements.html#DynamicSensorData> requirement >> seems to have two components: (near) real time data and streamable data. >> The streamable part is covered by the streamable data >> <http://w3c.github.io/sdw/UseCases/SDWUseCasesAndRequirements.html#Streamable> >> requirement. Shall we change the label to something like '(near) real time >> data'? Of course, as ever we also need to ask ourselves if the requirements >> are in scope. The streamable data requirement could be considered in scope >> because spatial objects can have a high volume. But is there something >> spatial about real time data access? If there is. I think we should make it >> clear in the description of the requirement. >> >> Regards, >> Frans >> >> 2015-05-27 1:06 GMT+02:00 Payam Barnaghi <payam.barnaghi@gmail.com>: >> >>> Hi Kerry, Alejandro and Frans, >>> >>> I updated the 101 use-cases and added narratives from the top 3 ranked >>> scenarios. I can edit and add a few more narratives if you think this needs >>> to be extended further. >>> >>> https://www.w3.org/2015/spatial/wiki/Working_Use_Cases#.22101.22_Smart_City_Use-cases >>> >>> Please let me know if you want me add any further information to this >>> section. >>> >>> Thanks, >>> Payam >>> >>> >>> >>> On Mon, May 25, 2015 at 12:48 PM, <Kerry.Taylor@csiro.au> wrote: >>> >>>> Summary of 101 use cases before the Wednesday meeting? Otherwise it >>>> will miss out on the “first public working draft” of the ucr document. If >>>> you could put it on the wiki, and tell me and use case editors (cc’d) then >>>> I think we can use it. >>>> >>>> I am keen because I want to make sure that we have a clear IoT target. >>>> >>>> >>>> >>>> Kerry >>>> >>>> >>>> >>>> *Dr Kerry Taylor* >>>> >>>> *Principal Research Scientist* >>>> >>>> Digital Productivity, CSIRO >>>> >>>> Adjunct Professor, ANU; Principal Fellow, University of Melbourne; >>>> Visiting Reader, University of Surrey, UK >>>> >>>> E: Kerry.Taylor@csiro.au or Kerry.Taylor@acm.org T: +61 2 6216 7038 >>>> S: kerryleataylor >>>> >>>> Post: CSIRO Digital Productivity Flagship, GPO Box 664, Canberra ACT >>>> 2601, Australia >>>> >>>> Street: Computer Science & Information Technology (Building 108), >>>> Australian National University, North Road, Acton ACT, Australia >>>> >>>> www.csiro.au >>>> >>>> >>>> >>> >>> >> >> >> -- >> Frans Knibbe >> Geodan >> President Kennedylaan 1 >> 1079 MB Amsterdam (NL) >> >> T +31 (0)20 - 5711 347 <%2B31%20%280%2920%20-%205711%20347> >> E frans.knibbe@geodan.nl >> www.geodan.nl >> disclaimer <http://www.geodan.nl/disclaimer> >> >> > > > -- > Alejandro Llaves > > Ontology Engineering Group (OEG) > > Artificial Intelligence Department > > Universidad Politécnica de Madrid > > Avda. Montepríncipe s/n > > Boadilla del Monte, 28660 Madrid, Spain > > > http://www.oeg-upm.net/index.php/phd/325-allaves > > > allaves@fi.upm.es > > -- > Dr. Peter Baumann > - Executive Director, rasdaman GmbH Bremen (HRB 26793) > www.rasdaman.com, mail: baumann@rasdaman.com > tel: 0800-rasdaman, fax: 0800-rasdafax, mobile: +49-173-5837882 > - Professor of Computer Science, Jacobs University Bremen > www.faculty.jacobs-university.de/pbaumann > mail: p.baumann@jacobs-university.de > tel: +49-421-200-3178, fax: +49-421-200-493178 > "A brilliant idea is a job halfdone." > > -- Alejandro Llaves Ontology Engineering Group (OEG) Artificial Intelligence Department Universidad Politécnica de Madrid Avda. Montepríncipe s/n Boadilla del Monte, 28660 Madrid, Spain http://www.oeg-upm.net/index.php/phd/325-allaves allaves@fi.upm.es
Received on Tuesday, 2 June 2015 15:46:10 UTC