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Study of emotion in image quality assessment

Dong, Zhengyan, Liu, Xiaochang, Wu, Xinbo, Wu, Yingying, Liu, Jiang, Ma, Yueran, Chen, Ying and Liu, Hantao 2026. Study of emotion in image quality assessment. IEEE Transactions on Multimedia 10.1109/TMM.2026.3716095

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Abstract

Traditional image quality assessment (IQA) methods primarily focus on lower-level attributes such as sharpness, noise, and compression artefacts. However, as visual content increasingly serves communicative and expressive purposes, the emotional impact of images has become a critical factor in evaluating perceived quality. To systematically study emotion in IQA, we adopt both subjective and objective methodologies. First, we conduct a fully controlled psychovisual experiment in which human subjects rate the quality of 600 emotion-rich images of various distortions. This study yields CUeIQA, a novel IQA database specifically designed to capture the interplay between emotional content and perceived quality. Building upon this, we propose eIQANet, a deep learning-based IQA model that integrates an emotion-cognisant module to capture diverse emotional effects and combines these with distortion-based quality features. Experimental results demonstrate eIQANet outperforms existing methods in assessing perceived quality of emotion-rich images. This work advances IQA by incorporating emotional perception into quality assessment, addressing a key limitation of conventional methodologies.

Item Type: Article
Date Type: Published Online
Status: In Press
Schools: Schools > Computer Science & Informatics
Publisher: Institute of Electrical and Electronics Engineers
ISSN: 1520-9210
Date of First Compliant Deposit: 23 July 2026
Date of Acceptance: 12 April 2026
Last Modified: 25 Aug 2026 22:45
URI: https://orca.cardiff.ac.uk/id/eprint/188433

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