User profiles for Deepak Bharkhada
 | Deepak BharkhadaSiemens Medical Solutions USA Inc. Verified email at siemens-healthineers.com Cited by 374 |
A segmentation-based method for metal artifact reduction
RATIONALE AND OBJECTIVES: We propose a novel segmentation-based interpolation
method to reduce the metal artifacts caused by surgical aneurysm clips. MATERIALS AND …
method to reduce the metal artifacts caused by surgical aneurysm clips. MATERIALS AND …
[HTML][HTML] Quantitative evaluation of a deep learning-based framework to generate whole-body attenuation maps using LSO background radiation in long axial FOV PET …
Purpose Attenuation correction is a critically important step in data correction in positron
emission tomography (PET) image formation. The current standard method involves conversion …
emission tomography (PET) image formation. The current standard method involves conversion …
Performance evaluation of the SiPM-based Siemens Biograph Vision PET/CT system
…, JS Scheuermann, D Bharkhada… - 2018 Ieee nuclear …, 2018 - ieeexplore.ieee.org
The Siemens Biograph Vision PET/CT is a SiPM-based scanner composed of detector blocks
consisting of 5x5 arrays of 3.2x3.2x20mm 3 LSO crystals coupled to a 4x4 SiPM array. The …
consisting of 5x5 arrays of 3.2x3.2x20mm 3 LSO crystals coupled to a 4x4 SiPM array. The …
FastPET: near real-time reconstruction of PET histo-image data using a neural network
…, C Zhou, J Cabello, D Bharkhada… - … on Radiation and …, 2020 - ieeexplore.ieee.org
Direct reconstruction of positron emission tomography (PET) data using deep neural
networks is a growing field of research. Initial results are promising, but often the networks are …
networks is a growing field of research. Initial results are promising, but often the networks are …
[HTML][HTML] Implementation of a spatially-variant and tissue-dependent positron range correction for PET/CT imaging
Aim To develop and evaluate a new approach for spatially variant and tissue-dependent
positron range (PR) correction (PRC) during the iterative PET image reconstruction. Materials …
positron range (PR) correction (PRC) during the iterative PET image reconstruction. Materials …
[HTML][HTML] Positron range in combination with point-spread-function correction: an evaluation of different implementations for [124I]-PET imaging
Aim To evaluate the effect of combining positron range correction (PRC) with point-spread-function
(PSF) correction and to compare different methods of implementation into iterative …
(PSF) correction and to compare different methods of implementation into iterative …
A next generation SiPM based PET/CT system with improved time and spatial resolution
1332 Objectives: PET/CT provides clinicians information on tumors that can be used for
diagnosis, staging, and management of cancer. Silicon photomultipliers (SiPMs) offer a unique …
diagnosis, staging, and management of cancer. Silicon photomultipliers (SiPMs) offer a unique …
FastPET: Near real-time PET reconstruction from histo-images using a neural network
Direct reconstruction of positron emission tomography (PET) data using deep neural
networks is a growing field of research. Initial results are promising, but often the networks are …
networks is a growing field of research. Initial results are promising, but often the networks are …
Demonstration of dose and scatter reductions for interior computed tomography
D Bharkhada, H Yu, R Dixon, Y Wei… - Journal of computer …, 2009 - journals.lww.com
With continuing developments in computed tomography (CT) technology and its increasing
use of CT imaging, the ionizing radiation dose from CT is becoming a major public concern …
use of CT imaging, the ionizing radiation dose from CT is becoming a major public concern …
X-ray projection simulation based on physical imaging model
In the X-ray CT research area, the linear integral projections of mathematical phantoms were
extensively used to evaluate the proposed algorithms with a hypothesis of monochromatic …
extensively used to evaluate the proposed algorithms with a hypothesis of monochromatic …