No-reference quality assessment of contrast-distorted images based on natural scene statistics
Contrast distortion is often a determining factor in human perception of image quality, but
little investigation has been dedicated to quality assessment of contrast-distorted images …
little investigation has been dedicated to quality assessment of contrast-distorted images …
[HTML][HTML] Contrast sensitivity in images of natural scenes
S Triantaphillidou, J Jarvis, A Psarrou… - Signal Processing: Image …, 2019 - Elsevier
The contrast sensitivity function (CSF) characterizes spatial detection in the human visual
system and is typically measured from simple, synthetic stimuli. We used spatial frequency …
system and is typically measured from simple, synthetic stimuli. We used spatial frequency …
[PDF][PDF] Bridging the gap between imaging performance and image quality measures
EWS Fry, S Triantaphillidou, RE Jacobson… - Electronic …, 2018 - library.imaging.org
Imaging system performance measures and Image Quality Metrics (IQM) are reviewed from
a systems engineering perspective, focusing on spatial quality of still image capture …
a systems engineering perspective, focusing on spatial quality of still image capture …
Contrast discrimination in images of natural scenes
J Jarvis, S Triantaphillidou, G Gupta - JOSA A, 2022 - opg.optica.org
Contrast discrimination determines the threshold contrast required to distinguish between
two suprathreshold visual stimuli. It is typically measured using sine-wave gratings. We first …
two suprathreshold visual stimuli. It is typically measured using sine-wave gratings. We first …
Scene-and-process-dependent spatial image quality metrics
Spatial image quality metrics designed for camera systems generally employ the Modulation
Transfer Function (MTF), the Noise Power Spectrum (NPS), and a visual contrast detection …
Transfer Function (MTF), the Noise Power Spectrum (NPS), and a visual contrast detection …
Image quality optimization via application of contextual contrast sensitivity and discrimination functions
E Fry, S Triantaphillidou, J Jarvis… - Image Quality and …, 2015 - spiedigitallibrary.org
What is the best luminance contrast weighting-function for image quality optimization?
Traditionally measured contrast sensitivity functions (CSFs), have been often used as …
Traditionally measured contrast sensitivity functions (CSFs), have been often used as …
Prediction of perceived image quality by mobile device users
This paper provides an overview of the PhD research of perceived image quality (PIQ)
assessment, which has a great potential for image processing in many applications. The …
assessment, which has a great potential for image processing in many applications. The …