Image Blur Metric

Measure the blur level of still image.

Description

 original : entry image

 The idea is from "The Blur Effect: Perception and Estimation with a New No-Reference Perceptual Blur Metric"
 Crété-Roffet F., Dolmiere T., Ladret P., Nicolas M. - GRENOBLE - 2007
 In SPIE proceedings - SPIE Electronic Imaging Symposium Conf Human Vision and Electronic Imaging, États-Unis d'Amérique (2007)

 Written by DO Quoc Bao, PhD Student in L2TI Laboratory, Paris 13 University, France

• MATLAB release: MATLAB 7.0.1 (R14SP1)
• Other requirements: Matlab

[dai zhengguo]

good job! The author is very kind to explain the code for me. Thank you again

[Andrej Karpathy]

Worked very well for me! Thank you very much!

[Karthik Muthuswamy]

Quite an effective metric for measuring blur! Comments and explanation of the code helped.