IQA-Metrics-Toolbox 2023.0.6

Image quality assessment metrics toolbox

Image Quality Assessment (IQA) Metrics Toolbox

1. Content

metric	class	description	better	range	ref
Peak signal-to-noise ratio (PSNR)	FR	The ratio of the maximum pixel intensity to the power of the distortion.	higher	[0, inf]	[WIKI]
Structural similarity (SSIM) index	FR	Local similarity of luminance, contrast and structure of two image.	higher	[0, 1]	[paper] [WIKI]
Blind/Referenceless Image Spatial QUality Evaluator	NR	Creates a mapping from features extracted from fitted generalised gaussian distributions to the final quality score using support vector machines to perform regression	higher	[0, 100]	[paper]
Natural Image Quality Evaluator	NR	Distance between the quality aware NSS feature model and the
MVG fit to the features extracted from the distorted image	higher	[0, 100]	[paper]

Installation

pip install IQA_Metrics_Toolbox