Articles with "gradient similarity" as a keyword



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Incorporating Gradient Similarity for Robust Time Delay Estimation in Ultrasound Elastography

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Published in 2022 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"

DOI: 10.1109/tuffc.2022.3164287

Abstract: Energy-based ultrasound elastography techniques minimize a regularized cost function consisting of data and continuity terms to obtain local displacement estimates based on the local time-delay estimation (TDE) between radio frequency (RF) frames. The data term… read more here.

Keywords: delay estimation; time delay; elastography; gradient similarity ... See more keywords
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Hierarchical Gradient Similarity Based Video Quality Assessment Metric

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Published in 2017 at "Algorithms"

DOI: 10.3390/a10030072

Abstract: Video quality assessment (VQA) plays an important role in video applications for quality evaluation and resource allocation. It aims to evaluate video quality in a way that is consistent with human perception. In this letter,… read more here.

Keywords: video; quality; video quality; hierarchical gradient ... See more keywords