IMAGE BACKGROUND Flashcards

1
Q

what is an image

A

cell containing the reflectance datum for the area that the pixel reps

2d array of pixels

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2
Q

types of images

A
  • bit mapped
  • grey scale
  • colour mapped
  • true colour
  • false colour
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3
Q

image resolution

A

smallest features that can be identified

area of ground reped by pixel

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4
Q

electro-magnetic spectrum effect on images

A

we can image the surface capturing radiation of different wavelengths of the electromagnetic spectrum

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