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
2
Q
types of images
A
- bit mapped
- grey scale
- colour mapped
- true colour
- false colour
3
Q
image resolution
A
smallest features that can be identified
area of ground reped by pixel
4
Q
electro-magnetic spectrum effect on images
A
we can image the surface capturing radiation of different wavelengths of the electromagnetic spectrum