activity
20172020
most citedDouble-Stage Delay Multiply and Sum Beamforming Algorithm: Application to Linear-Array Photoacoustic Imaging

205 citations · 319 across the 5 of their papers we have counts for

collaborators

14 papers

physics.app-ph2020

Technical Considerations when using Verasonics Research Ultrasound Platform for Developing a Photoacoustic Imaging System

Karl Kratkiewicz, Rayyan Manwar, Yang Zhou +2

Photoacoustic imaging (PAI) is an emerging functional and molecular imaging technology that has attracted much attention in the past decade. Recently, many researchers have used th…

eess.SP2018

Eigenspace-Based Minimum Variance Combined with Delay Multiply and Sum Beamformer: Application to Linear-Array Photoacoustic Imaging

Moein Mozaffarzadeh, Ali Mahloojifar, Vijitha Periyasamy +2

In Photoacoustic imaging, Delay-and-Sum (DAS) algorithm is the most commonly used beamformer. However, it leads to a low resolution and high level of sidelobes. Delay-Multiply-and-…

eess.SP2018

An Efficient Nonlinear Beamformer Based on P^{th} Root of Detected Signals for Linear-Array Photoacoustic Tomography: Application to Sentinel Lymph Node Imaging

Moein Mozaffarzadeh, Vijitha Periyasamy, Manojit Pramanik +1

In linear-array transducer based photoacoustic (PA) imaging, B-scan PA images are formed using the raw channel PA signals. Delay-and-Sum (DAS) is the most prevalent algorithm due t…

eess.SP2018

An Image Registration Based Technique for Noninvasive Vascular Elastography

Sina Valizadeh, Bahador Makkiabadi, Alireza Mirbagheri +4

Non-invasive vascular elastography is an emerging technique in vascular tissue imaging. During the past decades, several techniques have been suggested to estimate the tissue elast…

eess.SP2018

Effects of Important Parameters Variations on Computing Eigenspace-Based Minimum Variance Weights for Ultrasound Tissue Harmonic Imaging

Mehdi Haji Heidari, Moein Mozaffarzadeh, Rayyan Manwar +1

In recent years, the minimum variance (MV) beamforming has been widely studied due to its high resolution and contrast in B-mode Ultrasound imaging (USI). However, the performance…

eess.SP2018

Model-Based Photoacoustic Image Reconstruction using Compressed Sensing and Smoothed L0 Norm

Moein Mozaffarzadeh, Ali Mahloojifar, Mohammadreza Nasiriavanaki +1

Photoacoustic imaging (PAI) is a novel medical imaging modality that uses the advantages of the spatial resolution of ultrasound imaging and the high contrast of pure optical imagi…