<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">I see it as being better to put the right hints into the OSM data and the routing algorithm so that they can be automatically chosen from the TNDS data, rather than having the data in OSM, which is hard to represent some complexities such as a few journeys go via a school, some are part route, etc<div><br></div><div>Shaun</div><div><br><div><div>On 1 Aug 2014, at 15:32, Oliver Jowett <<a href="mailto:oliver.jowett@gmail.com">oliver.jowett@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div dir="ltr">Right - I was just trying to understand which was the canonical source. One of the things I've been wanting to try (but never have the time) is repair the OSM bus route relations based on the TNDS schedule info - which sounds very much like your track-finding system. But that gets dangerous if TNDS is indirectly pulling data from OSM itself..<div>
<br></div><div>Oliver</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On 1 August 2014 14:20, Stuart Reynolds <span dir="ltr"><<a href="mailto:stuart@travelinesoutheast.org.uk" target="_blank">stuart@travelinesoutheast.org.uk</a>></span> wrote:<br>
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<div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Oliver,<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">TNDS data (Traveline National Data Set, for other’s benefit - national set of bus & coach timetables) does not currently have the
route detail - known in TransXChange as tracks. This is because up to now there have been issues of IPR with OSGR coordinates derived from OS and/or Navteq data.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Certainly from our point of view - and by “us” I mean the traveline regions of South East, London, East Anglia, South West, East
Midlands and (shortly) West Midlands - we are all now on a merged system using OSM data so those problems have gone away. But I still won’t be exporting Tracks until TNDS asks me to.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Even then, it still has the issues of “is this right”. Most of the time it is, but we do get some routes which find a shorter path
along a back street rather than down the main road.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Cheers<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Stuart<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif""> Oliver Jowett [mailto:<a href="mailto:oliver.jowett@gmail.com" target="_blank">oliver.jowett@gmail.com</a>]
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<b>Sent:</b> 01 August 2014 1:51 PM<br>
<b>To:</b> Stuart Reynolds</span></p><div class=""><br>
<b>Cc:</b> Talk GB<br>
<b>Subject:</b> Re: [Talk-GB] NaPTAN (stop) import<u></u><u></u></div><div><br class="webkit-block-placeholder"></div><p class="MsoNormal"><u></u> <u></u></p>
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<div><p class="MsoNormal">On 1 August 2014 11:17, Stuart Reynolds <<a href="mailto:stuart@travelinesoutheast.org.uk" target="_blank">stuart@travelinesoutheast.org.uk</a>> wrote:<u></u><u></u></p><div><div class="h5">
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<div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">In terms of bus routes, we also compute the most likely route between stops, and could use that to
update the services on each link. But that is a whole different ball game - we have to make sure our data is good quality, and I will need to think what to do when a bus turns off halfway along a road that is mapped as one line, for example, - and I’m not
about to get into that for now! Although I would like to, eventually!</span><u></u><u></u></p>
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<div><p class="MsoNormal">Where does TNDS fit into this?<u></u><u></u></p>
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<div><p class="MsoNormal">Oliver<u></u><u></u></p>
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