Robust strain-estimation algorithm using combined radiofrequency and envelope cross-correlation with diffusion filtering

MA Hussain, SK Alam, SY Lee… - Ultrasonic …, 2012 - journals.sagepub.com
… An applied strain-dependent piecewise-linear-… diffusion filtering to further enhance the
resulting strain image. The results of our algorithm are demonstrated for up to 10% applied strain

Improved right ventricular strain estimation in rats using anisotropic diffusion filtering

T Mukherjee, S Neelakantan… - Medical Imaging …, 2023 - spiedigitallibrary.org
… coherence edge enhancing diffusion (cEED) filter have been … filter on speckle reduction and
its ensuing influence on strain … Our objective was to suppress unrealistic strain estimation by …

An accurate and robust strain field smoothing method based on polynomial fitting and anisotropic diffusion in digital image correlation

Z Wang, P Zhu, L Liu, X Zhou - Measurement, 2024 - Elsevier
strain values obtained by DIC may be adversely affected by random noise. This paper proposes
an Anisotropic Nonlinear Diffusion Filtering … accurate and smooth strain fields from noisy …

Anisotropic diffusion filter with memory based on speckle statistics for ultrasound images

G Ramos-Llordén… - IEEE transactions on …, 2014 - ieeexplore.ieee.org
… The strain rate of the heart quantified in 2D and 3D … for the estimation of f, but avoiding the
Taylor approximation done in the previous filter, and thus providing the exact optimal estimate

DT-REFinD: Diffusion tensor registration with exact finite-strain differential

BTT Yeo, T Vercauteren, P Fillard… - IEEE transactions on …, 2009 - ieeexplore.ieee.org
… In the case of the Finite-Strain reorientation strategy, we borrow results from the pose
estimation … We contrast the algorithm with a traditional Finite-Strain alternative that ignores the …

Methods for robust in vivo strain estimation in the carotid artery

M McCormick, T Varghese, X Wang… - Physics in Medicine …, 2012 - iopscience.iop.org
… A modified least-squares strain estimator is proposed to estimate strain images from a noisy
… Prior to strain estimation, the displacements are filtered with a small 3 × 3 median filter to …

A novel filter for accurate estimation of fluid pressure and fluid velocity using poroelastography

MT Islam, R Righetti - Computers in biology and medicine, 2018 - Elsevier
strain estimates from noisy ultrasound radio frequency (RF) data. In this paper, we propose
a filtering technique combining two efficient filters … and nonlinear complex diffusion filters to …

Fast Von Mises strain imaging on ultrasound carotid vessel wall by flow driven diffusion method

HM Zhang, MM Song, M Yang, Y Song… - Australasian Physical & …, 2018 - Springer
… The results indicate that the proposed diffusion approach obtains an accurate … strain
estimation using a fast differential strain filter. Furthermore, our approach using the Von Mises strain

Influence of ultrasound speckle tracking strategies for motion and strain estimation

AH Curiale, G Vegas-Sánchez-Ferrero… - Medical image …, 2016 - Elsevier
… We decided to study the classic block matching and the diffusion approaches since the
number of … the error (Euclidean distance) for motion and strain estimation with the ground truth. …

The combined effect of nonlinear filtration and window size on the accuracy of tissue displacement estimation using detected echo signals

V Behar, D Adam, P Lysyansky, Z Friedman - Ultrasonics, 2004 - Elsevier
estimation with smaller kernels than without filtering. These results are obtained for two
filters––an adaptive anisotropic diffusion filter … , displacement and strain estimates are obtained …