Using the Natural Scenes’ Edges for Assessing Image Quality Blindly and Efficiently

Figure 3

Comparison of pristine (natural images) features with features of lighthouse reference image and its five distortion types from LIVE database (using the features of the two sharpness functions). The comparison includes pristine coefficients with (a) the lighthouse reference image, (b) FF, (c) JPEG, (d) JPEG2000, (e) WN, and (f) Gblur.

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