[HOT] Comparing Imagery between Padang and Yogyakarta

Kate Chapman kate at maploser.com
Wed May 16 17:59:15 BST 2012


Hi Severin,

The URLs for the imagery is still in the task: http://tasks.hotosm.org/job/9

Here they are as well:

tms:http://aerial.openstreetmap.or.id/padang1/{zoom}/{x}/{-y}.png
tms:http://aerial.openstreetmap.or.id/padang2/{zoom}/{x}/{-y}.png

-Kate

On Wed, May 16, 2012 at 12:47 PM, Séverin MENARD
<severin.menard at gmail.com> wrote:
> Hi,
>
> I agree with Michael, digitizing the buildings in Padang in the inner city
> was hard. I cannot see great difference between the 2 samples of imagery
> through Potlatch you provided, Kate. Is there a way to get the WMS
> references for the first imagery ? I would like to compare them in JOSM.
>
> Sincerely,
>
> Severin
>
>
>
>>
>>
>>
>> ------------------------------
>>
>> Message: 4
>> Date: Tue, 15 May 2012 22:03:30 +0200
>> From: Michael Kr?mer <ohrosm at googlemail.com>
>> To: hot at openstreetmap.org
>> Subject: Re: [HOT] Comparing Imagery between Padang and Yogyakarta
>> Message-ID: <4FB2B692.6030500 at googlemail.com>
>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>
>> Hi,
>>
>> Am 15.05.2012 20:30, schrieb Kate Chapman:
>> > Those of you that digitized in Padang could you compare the imagery
>> > there (1) to what is available in Yogyakarta (2) through Bing?
>> >
>> > Would you be as likely to digitize in Yogyakarta with the imagery that
>> > is available? Is it sufficient. The resolution is not quite the same
>> > in Yogya and the buildings are more dense. Just looking for some
>> > opinions.
>> Well, I used the Digital Globe images for Padang - from a quick look the
>> Bing imagery for Yogyakarta looks at least as good for me. In Padang
>> there were areas where you really had a hard time distinguishing
>> individual buildings. I haven't come across the same in Yogyakarta yet.
>>
>> But looking at the sheer amount of buildings and their density I
>> honestly felt a bit discouraged. This would be a really huge task to map
>> all those. So even if it could be mapped from Bing, images with higher
>> resolution could make the task easier.
>>
>> Michael (user Ohr)
>>
>>
>> ------------------------------
>>
>> Message: 3
>> Date: Tue, 15 May 2012 14:30:33 -0400
>> From: Kate Chapman <kate at maploser.com>
>> To: hot <hot at openstreetmap.org>
>> Subject: [HOT] Comparing Imagery between Padang and Yogyakarta
>> Message-ID:
>>
>>  <CAGn7mOpOb3Q3omObFMitBxZGdprarvY-3_da_RnidYjMo2J9Ww at mail.gmail.com>
>> Content-Type: text/plain; charset=ISO-8859-1
>>
>> Hey All,
>>
>> I'm looking at the possibility of buying imagery for Yogyakarta and
>> trying to determine if it is necessary.
>>
>> Those of you that digitized in Padang could you compare the imagery
>> there (1) to what is available in Yogyakarta (2) through Bing?
>>
>> Would you be as likely to digitize in Yogyakarta with the imagery that
>> is available? Is it sufficient. The resolution is not quite the same
>> in Yogya and the buildings are more dense. Just looking for some
>> opinions.
>>
>> Thanks!
>>
>> -Kate
>>
>>
>> (1) http://www.openstreetmap.org/?lat=-0.936378&lon=100.361015&zoom=18&layers=M
>>
>> (2) http://www.openstreetmap.org/?lat=-7.78303&lon=110.38108&zoom=16&layers=M
>>
>>
>>
>> ------------------------------
>
>
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