11

Is there a simple algorithm for calculating an acutance value (or sharpness) for a grayscale image?

dacwe
  • 43,066
  • 12
  • 116
  • 140

2 Answers2

11

As I understand it, the Accutance is the mean value of the Gradient Filter.

Example in Mathematica:

enter image description here

Dr. belisarius
  • 60,527
  • 15
  • 115
  • 190
2

Relationship between brightness and the blurriness of an image

The question's title is confusing, but the answer answers this.

Community
  • 1
  • 1
Danny Varod
  • 17,324
  • 5
  • 69
  • 111