- From: Pieter Colpaert <pieter.colpaert@ugent.be>
- Date: Tue, 10 Nov 2015 08:02:23 +0100
- To: Bernadette Farias Lóscio <bfl@cin.ufpe.br>
- Cc: "public-dwbp-wg@w3.org" <public-dwbp-wg@w3.org>
- Message-ID: <5641967F.2060409@ugent.be>
Hi Bernadette, Attached to this mail you can find a zip file containing sample csv-files without any linked data mark-up. In the turtle file you find the mapped data using [2]. Is this what you were looking for? Kind regards, Pieter [2] https://github.com/OpenTransport/gtfs-csv2rdf On 09-11-15 14:26, Bernadette Farias Lóscio wrote: > > Hi Pieter, > > Thanks a lot for your answer! I like the idea of using your proposal > for GTFS vocab. Could you please send me some examples that I could > use as a starting point to create the examples for the DWBP document > [1] ? The idea is to present an example with a timetable in both > formats: csv and rdf. > > Thanks! > Bernadette > > [1] http://w3c.github.io/dwbp/bp.html#basicExample > > 2015-11-08 6:13 GMT-03:00 Pieter Colpaert <pieter.colpaert@ugent.be > <mailto:pieter.colpaert@ugent.be>>: > > Hi Bernadette, > > GTFS at this moment is the de facto standard for timetables today. > Thus, using it to publish transit data is the way to go. > > Linked GTFS [1] (I'm the author) is indeed a direct mapping of > GTFS terms to URIs. It's thus interesting to be able to link to > both the terms ("this thing is a transit stop as defined by > gtfs:Stop") and the instances from the data ("this thing follows > the service schedule as defined in this GTFS feed"). > > At this moment, there's a nodejs mapping script [2] to convert a > zip archive in GTFS-CSV to Linked GTFS. It would be a great use > case for this WG to recommend a way to configure the baseURIs of > the identifiers, and a way for Linked GTFS to become the > vocabulary/context (cfr. json-ld) of the GTFS files. I'd be glad > to implement this in [2] as a proof of concept of your work here. > > Mind that Linked GTFS however, is less (or not?) interesting to > use to e.g., SPARQL for route planning advice. Instead, you could > use Linked Connections [3] (my PhD topic - WIP). > > Kind regards, > > Pieter > > [1] http://vocab.gtfs.org > [2] > https://github.com/OpenTransport/gtfs-csv2rdf<https://github.com/OpenTransport/gtfs-csv2rdf> > [3] http://linkedconnections.org/ > > -- > +32486747122 <tel:%2B32486747122> > Linked Open Transport Data researcher > UGent - MMLab - iMinds > > Board of Directors Open Knowledge Belgium > http://openknowledge.be > > Open Transport working group coordinator at Open Knowledge > International > http://transport.okfn.org > > > > > > -- > Bernadette Farias Lóscio > Centro de Informática > Universidade Federal de Pernambuco - UFPE, Brazil > ---------------------------------------------------------------------------- -- +32486747122 Linked Open Transport Data researcher UGent - MMLab - iMinds Board of Directors Open Knowledge Belgium http://openknowledge.be Open Transport working group coordinator at Open Knowledge International http://transport.okfn.org
Attachments
- text/turtle attachment: sample.ttl
- application/zip attachment: sample-feed.zip
Received on Tuesday, 10 November 2015 07:04:02 UTC