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1

Florence A. GaleonAssistant Professor

U.P. College of Engineering

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QuickBird

NOAA 12, 14, 16RADARSAT 1

SPOT 1, 2, 4

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SPOT False Color Image Ikonos True Color Image

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2004

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2002

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( 0.1 )

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The anatomy of GIS refers to the

various components that make up

the system. GIS is generally thoughtto be com rised of the followin

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components: hardware, software,

data, people and organizations, and

methods and institutional

arrangements for collecting, storing,analyzing and disseminating

information about areas of the earth.

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http://geoworld.la.asu.edu/gis/

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GIS stores information as a collection of thematic layers

(left image).

By a processing called geocoding, the location of a

particular thematic feature may be recorded (right image).

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Sample GIS Layers

Extraction

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(2 ) (2 )

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Handheld GPS Receivers Survey Grade GPS Receivers

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Atomic Clock

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Cartography

science and art of makingmaps and charts

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word "cartography" is derived

from the Greek words chartes

(sheet of papyrus) and graphy

(writing).

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Interrelationship of the Different Geospatial Technologies

G e o m a t i c s

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