title: Fig. 002 "A Study In Unsharpness" material: JPEG size: a4 year: 2007
Unsharp (adj.)
1 Lacking sharpness; not clear or distinct. Used to describe images or objects that lack clarity or definition.
2 Not having a precise or defined edge; blurry or fuzzy.
https://en.wikipedia.org/wiki/Unsharp_masking