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Impact of Underwater Image Enhancement on Feature Matching

Jason M. Summers Orcid Logo, Mark Jones Orcid Logo, Catherine Seale Orcid Logo, JASON SUMMERS

Sensors, Volume: 25, Issue: 22, Start page: 6966

Swansea University Authors: Mark Jones Orcid Logo, JASON SUMMERS

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DOI (Published version): 10.3390/s25226966

Abstract

We introduce local matching stability and furthest matchable frame as quantitative measures for evaluating the success of underwater image enhancement. This enhancement process addresses visual degradation caused by light absorption, scattering, marine growth, and debris. Enhanced imagery plays a cr...

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Published in: Sensors
ISSN: 1424-8220
Published: MDPI AG 2025
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URI: https://cronfa.swan.ac.uk/Record/cronfa70881
Abstract: We introduce local matching stability and furthest matchable frame as quantitative measures for evaluating the success of underwater image enhancement. This enhancement process addresses visual degradation caused by light absorption, scattering, marine growth, and debris. Enhanced imagery plays a critical role in downstream tasks such as path detection and autonomous navigation for underwater vehicles, relying on robust feature extraction and frame matching.To assess the impact of enhancement techniques on frame-matching performance, we propose a novel evaluation framework tailored to underwater environments. Through metric-based analysis, we identify strengths and limitations of existing approaches and pinpoint gaps in their assessment of real-world applicability. By incorporating a practical matching strategy, our framework offers a robust, context-aware benchmark for comparing enhancement methods.Finally, we demonstrate how visual improvements affect the performance of a complete real-world algorithm -- Simultaneous Localization and Mapping (SLAM) -- reinforcing the framework's relevance to operational underwater scenarios.
College: Faculty of Science and Engineering
Funders: UKRI
Issue: 22
Start Page: 6966