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Date: Mon, 29 Apr 2002 11:05:45 +0430
From: Osameh Alkaaby <[log in to unmask]>
Subject: - No Subject -
Sender: Osameh Alkaaby <[log in to unmask]>
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From:
Osameh Alkaaby <[log in to unmask]>
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Dear :er- mappers
I have almost 50 areal photo sacale: 1/55000
with grayscale(related to 50 yeasr ago) so I have no more
informations).Now I want to scan them and finally
produce a layer. I have several quastion:
1) what is the best (DPI) during scaning.
2) what is the best format( image)during scaning.
3)who can I merge them together and geo-refrencing.
4) who can I control the size(scale) of image when using
these images in GIS software .
the elevation of the area is vary (1500-2000)meter.
the system is Ram: 256 H.D.D :40 G
by the way, my main objectiv is to produce an old layer to compared it
with present information( satelitt data) to study landuse change in this
time.
any help will be appreciated.
best regards
osameh alkaaby
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* Isfahan Science and Technology Town *
* Desert Ecosystems Research Institute *
* Ishfahan- Iran. *
* Tel:0098-311-2658311-14 *
* Fax:0098-311-2658310 *
* [log in to unmask] WWW.istt.org *
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