Abstract: For ring-array ultrasound tomography, two-dimensional frequency-domain full waveform inversion is the clinical gold standard for high-resolution imaging of the breast. While yielding ...

Abstract: The near-field-focused (NFF) beam design is a nonlinear 3D problem, which is significantly different with the far-field case. In this paper, a method of 3D beamforming, i.e., 3D polarization ...