GIS presentation

----- Original Message ----- 
From: "Hany Heggy" <[email protected]>
To: <[email protected]>
Sent: Tuesday, July 22, 2003 12:26 PM
Subject: Re: GIS


> hi,
>
> Sorry for beeing late, finally i can provide you with some information
about
> GIS.
>
> GIS stands for Geographic Information System
>  it is an information system that can capture, display, maintain and
analize
> information about objects with geographic location
>
> GIS mainly deal with 2 types of data :
>   1.  Geograhic data (location, color, linetype, ... etc)
>   2   Tabular data. ( normal attribute data alike any other DB system)
>
> There are 2 types of GIS:
>   1. Raster  GIS ( deals mainly with large area maps, normally satlite
> images , used for land use applications)
>   2. Vector GIS ( deals with low sacle maps, can display more acurate
maps,
> used for the utlities application )
>
> Typical application:
> For example you can feed the GIS engine with maps for Electric or
> Water/Sewer system and this finally to be save in database engine
> users can do the following :
> 1. Display the map
> 2. browse and/or edit the tabular data related to objects on the map
> 3. Edit the geographic object attributes like color, line type, etc
> 4. Analize the network
> 5. Design a new network area
> 6. apply smiluation on networks for various load schemahs
>
> in short is it a database system that can treat the geographic location,
any
> organization deals with maps can make use of GIS.
>
>
> ----- Original Message ----- 
> From: "Jamil Khatib" <[email protected]>
> To: <[email protected]>
> Sent: Tuesday, July 15, 2003 6:04 PM
> Subject: GIS
>
>
>
> Hi,
> Nice work on the GIS I hope that we will see some material about it in the
> web site. Can you write a small tutorial about GIS to post it in the
> articles
> (or tutorials) section?
>
> I am with the Idrisi name which was suggested buy Mohammad because of his
> great contributions to the astrogical and geographiacl sciences.
>
> Regards,
> Jamil
>

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