Traditional Culture Encyclopedia - Photography and portraiture - What's the difference between aerial photography and terrain?

What's the difference between aerial photography and terrain?

Projection mode: the topographic map is orthographic projection; Central projection of aerial photograph

Projection scale: topographic map has agreed scale; Unapproved aerial photograph scale

Representation method: topographic map is linear map; Aerial photos are images.

In the annotation content: topographic map needs comprehensive selection; Aerial photographs capture all the images of objects on the ground.

Geometric differences: aerial photos can form a three-dimensional observation of image pairs.