3 papers
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…
cs.RO2020
Fast and Robust Localization of Surgical Array using Kalman Filter
Md Ashikuzzaman, Noushin Jafarpisheh, Sunil Rottoo +2
Intraoperative tracking of surgical instruments is an inevitable task of computer-assisted surgery. An optical tracking system often fails to precisely reconstruct the dynamic loca…