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eess.IV2022★ 1 cited
Analytic Optimization-Based Microbubble Tracking in Ultrasound Super-Resolution Microscopy
Md Ashikuzzaman, Brandon Helfield, Hassan Rivaz
Ultrasound localization microscopy (ULM) refers to a promising medical imaging modality that systematically leverages the advantages of contrast-enhanced ultrasound (CEUS) to surpa…
eess.IV2022
Incorporating Gradient Similarity for Robust Time Delay Estimation in Ultrasound Elastography
Md Ashikuzzaman, Timothy J. Hall, Hassan Rivaz
Energy-based ultrasound elastography techniques minimize a regularized cost function consisting of data and continuity terms to obtain local displacement estimates based on the loc…
eess.IV2022
Second-Order Ultrasound Elastography with L1-norm Spatial Regularization
Md Ashikuzzaman, Hassan Rivaz
Time delay estimation (TDE) between two radio-frequency (RF) frames is one of the major steps of quasi-static ultrasound elastography, which detects tissue pathology by estimating…