Re: [Talk-GB] Postcode data

2013-02-28 Thread Robert Whittaker (OSM lists)
On 27 February 2013 09:03, Andy Allan gravityst...@gmail.com wrote: On 26 February 2013 22:08, Aidan McGinley aidmcgin+openstreet...@gmail.com wrote: is the actual output that would get loaded onto OSM. Please don't load this data into OpenStreetMap. It's not a good idea. 1) The source data

Re: [Talk-GB] Postcode data

2013-02-28 Thread Aidan McGinley
I haven't had time to do the analysis yet Robert, I've been focussing on fixing the issues I've already identified, once they are done I'll do something more detailed. But at a high level these are the numbers: 95 total buildings with an existing postcode tag (after removing ways mapped to more

Re: [Talk-GB] Postcode data

2013-02-28 Thread Steve Doerr
On 28/02/2013 12:27, Aidan McGinley wrote: 12 of these buildings only have the first part of the postcode. All of these partially match what is output by the script, for example way 5042255 is tagged in OSM as SW15 and the script identifies it as SW15B2U. Hopefully that's a typo for

Re: [Talk-GB] Postcode data

2013-02-28 Thread Aidan McGinley
Steve, yes you're right that was a typo on my part :) Here is the full analysis of the problematic ways 61130908 SW2 4RT in OSM vs SW2 4SG from ONS 112682060 in OSM SW1 2SE vs SW1V 2SE from ONS 139941192 in OSM vs SE11 5EN vs SE11 5EF from ONS 116957518 in OSM vs SW1V 1DX vs SW1P 1JQ from ONS

[Talk-GB] Dartmoor needs fixing (heath area missing a chunk)

2013-02-28 Thread Jason Cunningham
It looks like an edit in the Dartmoor area has caused problems. A large square chunk of heath is missing with a waterway unnaturally running along the line of the bottom right of the square. I've had a quick look but it looks like it's not a quick fix, well at least not for me. Does anyone want

Re: [Talk-GB] Dartmoor needs fixing (heath area missing a chunk)

2013-02-28 Thread SomeoneElse
Jason Cunningham wrote: It looks like an edit in the Dartmoor area has caused problems. A large square chunk of heath is missing with a waterway unnaturally running along the line of the bottom right of the square. When did it break? Using ITO's OSM mapper it looks like there have been

Re: [Talk-GB] Dartmoor needs fixing (heath area missing a chunk)

2013-02-28 Thread Jason Woollacott
Hi Jason, Think I’ve managed to fix the problem. Looks like a user had split the heath area, and then added a stream tag to part of it. This stream was actually sat on top of another stream when I separated them. Will need to check when the Map updates, might need a little bit of a

Re: [Talk-GB] Postcode data

2013-02-28 Thread Rob Nickerson
Interestingly out of the 95 you also identified 2 postcodes that are incorrect in OSM... raising the obvious questions: * How accurate is the data already in OSM? * Should imports be compared to 100% accuracy or a more realistic measure of OSM accuracy? Rob