2015-06-12 1:52 GMT+02:00 johnw :
> Looking over the imagery, it looks like the imagery is pretty well set
> already.
>
+1
when in doubt, do no shift the imagery
Cheers,
Martin
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> On Jun 11, 2015, at 5:49 PM, Martin Koppenhoefer
> wrote:
>
> I also deal with places where the tracings/imports are 2-5 years old, nowhere
> near aligned to the imagery, has several 20m shifts every few KM, so who
> knows what is right
>
>
> yes, that's the main problem, decide what is "
Sent from my iPhone
> On Jun 11, 2015, at 5:49 PM, Martin Koppenhoefer
> wrote:
>
>
>
> 2015-06-11 10:14 GMT+02:00 johnw :
>>
>> I know the precision isn’t so important, but I want everything to be the
>> same relative location. The relative position is very important to me. I
>> know di
On 11/06/2015 6:14 PM, johnw wrote:
On Jun 11, 2015, at 4:49 PM, Martin Koppenhoefer
mailto:dieterdre...@gmail.com>> wrote:
offsets are an approximation to reduce the inherent problems of some
aerial layers, they won't solve problems like distortions. JOSM isn't
more precise to find a "prop
2015-06-11 10:14 GMT+02:00 johnw :
>
> I know the precision isn’t so important, but I want everything to be the
> same relative location. The relative position is very important to me. I
> know distortion can skew that, for hills and the like.
>
yes, I have seen it a lot, Bing has a lot of disto
> On Jun 11, 2015, at 4:49 PM, Martin Koppenhoefer
> wrote:
>
> offsets are an approximation to reduce the inherent problems of some aerial
> layers, they won't solve problems like distortions. JOSM isn't more precise
> to find a "proper offset" than any other tool, I suggest you simply move
sent from a phone
> Am 11.06.2015 um 00:40 schrieb johnw :
>
> Since there is an imagery offset, many mappers over many years have used
> different offset points, so I don’t know which one is the most correct for
> this imagery.
>
> Would someone who uses JSOM with a proper imagery offset p
