# What are spatial Transformations?

What are spatial Transformations? Are Affine transformations also part of spatial transformations?

-
Surely a google search would have solved this? – Simon Hayward Nov 21 '12 at 10:18
I tried googling, but I couldn't find any site which actually explained what Spatial transformations are. For affine transformations, it was pretty clear here. en.wikipedia.org/wiki/Affine_transformation – Malcolm X Nov 21 '12 at 10:54