[Talk-us] [OSM-talk] Announcing Remap-a-tron

Alex Barth alex at mapbox.com
Mon Sep 3 19:41:19 BST 2012

What happens to the 'flag as remapped' or 'yes, i remapped' input by users? Do you store the responses?

On Sep 3, 2012, at 2:34 PM, Martijn van Exel <m at rtijn.org> wrote:

> Hi Alex,
> I am kind of learning this web stuff as I go along, so I didn't really
> think of monitoring usage. I did install awstats on my server just now
> which tells me I have ~350 page views on the remap page. This page
> would only be loaded once per session though, as all the rest is AJAX
> stuff. The number of requests on the geoJSON service that gets a new
> non-remapped way geometry is ~2700. This is starting yesterday at 8AM
> Mountain Time. I don't know how to get awstats to parse older log
> files (apache rolls them over every day I think).
> Martijn
> On Mon, Sep 3, 2012 at 11:31 AM, Alex Barth <alex at mapbox.com> wrote:
>> Martijn -
>> Again, fantastic stuff. I'm hooked.
>> Do you have any stats on the tool's usage that you can publish?
>> On Aug 31, 2012, at 11:17 PM, Martijn van Exel <m at rtijn.org> wrote:
>>> Hi all,
>>> I want to add The Remap-A-Tron to the ever growing list of tools
>>> designed to support the ongoing remapping effort.
>>> http://lima.schaaltreinen.nl/remap/
>>> Although this tool currently only covers the US, it would be
>>> relatively straightforward (given proper server resources) to deploy
>>> it for other regions or even worldwide, which is why I include talk@
>>> as well.
>>> What it does is pretty straightforward - at least for the user. It
>>> serves up a Mapnik map with an overlay showing one redaction-deleted
>>> major road (motorway - tertiary). By looking at the Mapnik map you
>>> should be able to quickly determine whether that way has already been
>>> remapped. If it is, hit the 'flag as remapped' button and you're on to
>>> the next deleted way. If it isn't, you can either remap it straight
>>> away - there's links for JOSM as well as Potlatch - or skip it and
>>> leave it for someone else. There's buttons as well as shortcut keys to
>>> make cycling through the deleted ways as efficient as possible.
>>> The selection of deleted ways is pseudo-random so you might find
>>> yourself looking at the same way twice in one session.
>>> But wait - all deleted ways? Aren't many of them already remapped?
>>> Yes, they are. This is where my Fairy Dust alogorithm comes in. It
>>> detects with some accuracy if a way has already been remapped so you
>>> should see mostly non-remapped ways. If enough people (currently 3)
>>> agree that a way has already been remapped, it won't show up again.
>>> Some more background on this tool is here -
>>> https://oegeo.wordpress.com/2012/08/29/remapathon/
>>> In the two days since I first soft-launched this through my blog, IRC
>>> and twitter, the number of non-remapped major class ways in the US has
>>> gone down from 1863 to 1692, and my hope is to get that number down to
>>> zero in a number of days. If and when that happens, I can easily tweak
>>> the tool to include non-major roads (there are some 15K of those not
>>> remapped in the US alone, or so Fairy Dust tells me). The tool can
>>> also be repurposed for other (re-)mapping tasks altogether - let me
>>> know your ideas.
>>> Let me know if it's useful / how it can be improved. The code will be
>>> on github soon but I can tell you now it's not very pretty.
>>> --
>>> martijn van exel
>>> http://oegeo.wordpress.com
>>> _______________________________________________
>>> talk mailing list
>>> talk at openstreetmap.org
>>> http://lists.openstreetmap.org/listinfo/talk
>> Alex Barth
>> http://twitter.com/lxbarth
>> tel (+1) 202 250 3633
> -- 
> martijn van exel
> http://oegeo.wordpress.com

Alex Barth
tel (+1) 202 250 3633

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