[talk-au] Mapping houses and addresses in Sydney
dion at thinkmoult.com
Sat Jun 16 12:29:12 UTC 2018
As a continuation of this thread just wondering if there was a way to divide up Sydney into a grid and automatically check the progress of whether that zone has been mapped or not. Is there a standard approach for this?
-------- Original Message --------
On 6 Jun 2018, 09:39, Warin wrote:
> On 06/06/18 08:51, Dion Moult wrote:
>> Thanks Andrew et all,
>> Yes, I have used the ESRI imagery layer. Thanks for the heads up of the LPI base map. Before I go too far, can one of you please look at the work I've done so far if I'm doing things correctly? Here is a small sample in the suburb of Epping that I have traced houses and added addresses:
>> In that scenario I did not trace off the LPI imagery, but instead traced off ESRI. I noticed if I enable the LPI imagery, the houses don't line up. Should this be fixed? If so, what's the best way?
> Any imagery can have a 'offset' from where it should be. And that offset will vary as you go up and down hills.
> The LPI Imagery has much better resolution and less parallax error than the other sources .. I prefer it to any other images for its accuracy.
> That said it is usefull to check with other images for more up to date things. I found in Coffs Harbour that the DigitalGlobe stuff is more current.
> I'll leave others to comment on that address stuff.. no expert on that (yet). :)
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