activity
20172025
most citedDouble-Stage Delay Multiply and Sum Beamforming Algorithm: Application to Linear-Array Photoacoustic Imaging

205 citations · 519 across the 13 of their papers we have counts for

collaborators

13 papers

eess.IV2025

A Deep Bayesian Convolutional Spiking Neural Network-based CAD system with Uncertainty Quantification for Medical Images Classification

Mohaddeseh Chegini, Ali Mahloojifar

The Computer_Aided Diagnosis (CAD) systems facilitate accurate diagnosis of diseases. The development of CADs by leveraging third generation neural network, namely, Spiking Neural…

cs.CV2025

BI-RADS prediction of mammographic masses using uncertainty information extracted from a Bayesian Deep Learning model

Mohaddeseh Chegini, Ali Mahloojifar

The BI_RADS score is a probabilistic reporting tool used by radiologists to express the level of uncertainty in predicting breast cancer based on some morphological features in mam…

cs.CV2024★ 1 cited

Reliable Breast Cancer Molecular Subtype Prediction based on uncertainty-aware Bayesian Deep Learning by Mammography

Mohaddeseh Chegini, Ali Mahloojifar

Breast cancer is a heterogeneous disease with different molecular subtypes, clinical behavior, treatment responses as well as survival outcomes. The development of a reliable, accu…

eess.IV2024

Modifying the U-Net's Encoder-Decoder Architecture for Segmentation of Tumors in Breast Ultrasound Images

Sina Derakhshandeh, Ali Mahloojifar

Segmentation is one of the most significant steps in image processing. Segmenting an image is a technique that makes it possible to separate a digital image into various areas base…

eess.SP2018★ 51 cited

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★ 13 cited

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…

eess.SP2018★ 2 cited

Three-Dimensional Photoacoustic Tomography using Delay Multiply and Sum Beamforming Algorithm

Roya Paridar, Moein Mozaffarzadeh, Ali Mahloojifar +2

Photoacoustic imaging (PAI), is a promising medical imaging technique that provides the high contrast of the optical imaging and the resolution of ultrasound (US) imaging. Among al…

eess.SP2018★ 205 cited

Double-Stage Delay Multiply and Sum Beamforming Algorithm: Application to Linear-Array Photoacoustic Imaging

Moein Mozaffarzadeh, Ali Mahloojifar, Mahdi Orooji +2

Photoacoustic imaging (PAI) is an emerging medical imaging modality capable of providing high spatial resolution of Ultrasound (US) imaging and high contrast of optical imaging. De…

eess.SP2018★ 9 cited

Medical Photoacoustic Beamforming Using Minimum Variance-Based Delay Multiply and Sum

Moein Mozaffarzadeh, Ali Mahloojifar, Mahdi Orooji

Delay-and-Sum (DAS) beamformer is the most common beamforming algorithm in Photoacoustic imaging (PAI) due to its simple implementation and real time imaging. However, it provides…

eess.SP2018★ 79 cited

Double Stage Delay Multiply and Sum Beamforming Algorithm Applied to Ultrasound Medical Imaging

Moein Mozaffarzadeh, Masume Sadeghi, Ali Mahloojifar +1

In Ultrasound (US) imaging, Delay and Sum (DAS) is the most common beamformer, but it leads to low quality images. Delay Multiply and Sum (DMAS) was introduced to address this prob…

eess.SP2018★ 19 cited

Image Enhancement and Noise Reduction Using Modified Delay-Multiply-and-Sum Beamformer: Application to Medical Photoacoustic Imaging

Moein Mozaffarzadeh, Ali Mahloojifar, Mahdi Orooji

Photoacoustic imaging (PAI) is an emerging biomedical imaging modality capable of providing both high contrast and high resolution of optical and UltraSound (US) imaging. When a sh…

eess.SP2017★ 19 cited

Eigenspace-Based Minimum Variance Adaptive Beamformer Combined with Delay Multiply and Sum: Experimental Study

Moein Mozaffarzadeh, Ali Mahloojifar, Mohammadreza Nasiriavanaki +1

Delay and sum (DAS) is the most common beamforming algorithm in linear-array photoacoustic imaging (PAI) as a result of its simple implementation. However, it leads to a low resolu…

eess.SP2017★ 121 cited

Linear-Array Photoacoustic Imaging Using Minimum Variance-Based Delay Multiply and Sum Adaptive Beamforming Algorithm

Moein Mozaffarzadeh, Ali Mahloojifar, Mahdi Orooji +3

In Photoacoustic imaging (PA), Delay-and-Sum (DAS) beamformer is a common beamforming algorithm having a simple implementation. However, it results in a poor resolution and high si…