Quality assessment of in-the-wild videos

D Li, T Jiang, M Jiang - Proceedings of the 27th ACM international …, 2019 - dl.acm.org
Quality assessment of in-the-wild videos is a challenging problem because of the absence
of reference videos and shooting distortions. Knowledge of the human visual system can …

Unified quality assessment of in-the-wild videos with mixed datasets training

D Li, T Jiang, M Jiang - International Journal of Computer Vision, 2021 - Springer
Video quality assessment (VQA) is an important problem in computer vision. The videos in
computer vision applications are usually captured in the wild. We focus on automatically …

On the use of deep learning for blind image quality assessment

S Bianco, L Celona, P Napoletano… - Signal, Image and Video …, 2018 - Springer
In this work, we investigate the use of deep learning for distortion-generic blind image
quality assessment. We report on different design choices, ranging from the use of features …

Fine-grained quality assessment for compressed images

X Zhang, W Lin, S Wang, J Liu, S Ma… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Image quality assessment (IQA) has attracted more and more attention due to the urgent
demand in image services. The perceptual-based image compression is one of the most …

No-reference video quality assessment using distortion learning and temporal attention

K Kossi, S Coulombe, C Desrosiers, G Gagnon - IEEE Access, 2022 - ieeexplore.ieee.org
The rapid growth of video consumption and multimedia applications has increased the
interest of the academia and industry in building tools that can evaluate perceptual video …

[PDF][PDF] Image quality comparison between JPEG and JPEG2000. I. Psychophysical investigation

E Allen, S Triantaphillidou… - Journal of Imaging …, 2007 - library.imaging.org
The original JPEG compression standard is efficient at low to medium levels of compression
with relatively low levels of loss in visual image quality and has found widespread use in the …

DCVQE: A hierarchical transformer for video quality assessment

Z Li, L Yang - Proceedings of the Asian Conference on …, 2022 - openaccess.thecvf.com
The explosion of user-generated videos stimulates a great demand for no-reference video
quality assessment (NR-VQA). Inspired by our observation on the actions of human …

Texture MTF from images of natural scenes

R Branca, S Triantaphillidou… - Electronic …, 2016 - westminsterresearch.westminster.ac …
The implementation of automatic, adaptive filters in consumer imaging devices represents
challenges to sharpness and resolution evaluation. The widely used e-SFR and other …

Acceptable bit-rates for human face identification from CCTV imagery

A Tsifouti, S Triantaphillidou, E Bilissi… - Image Quality and …, 2013 - spiedigitallibrary.org
The objective of this investigation is to produce recommendations for acceptable bit-rates of
CCTV footage of people onboard London buses. The majority of CCTV recorders on buses …

Perceptibility and acceptability of JPEG 2000 compressed images of various scene types

E Allen, S Triantaphillidou… - Image Quality and …, 2014 - spiedigitallibrary.org
This investigation examines the relationships between image fidelity, acceptability
thresholds and scene content for images distorted by lossy compression. Scene …