Dr. Marcelo Adrian Castro Profile

Dr. Marcelo Adrian Castro

Researcher

SPIE Involvement:

Author

Publications (29)

Proceedings Article | 2 April 2024 Presentation + Paper

Presentation + Paper

Lung lesion segmentation of CT scans after SARS-CoV-2 infection: combining nonhuman primate with human data for interspecies transfer learning

Linh Shinguyen, Winston Chu, Mark Rustad, Ashkan Malayeri, Maryam Homayounieh, Shiva Singh, Claudia Calcagno, Philip Sayre, Ian Crozier, Gabriella Worwa, Jens Kuhn, Bradford Wood, Marcelo Castro, Jeffrey Solomon

Proceedings Volume 12930, 1293010 (2024) https://doi.org/10.1117/12.3006206

KEYWORDS: Computed tomography, Data modeling, Lung, Education and training, Viruses, Pulmonary disorders, Deep learning, Medical imaging, Image segmentation, Image enhancement

Read Abstract +

Proceedings Article | 2 April 2024 Poster + Paper

Poster + Paper

Active learning applied to selection of diverse training data using radiomic features for optimal lung lesion segmentation in nonhuman primates

Mark Rustad, Winston Chu, Syed Reza, Philip Sayre, Ian Crozier, Gabriella Worwa, Jens Kuhn, Claudia Calcagno, Marcelo Castro, Jeffrey Solomon

Proceedings Volume 12930, 129301X (2024) https://doi.org/10.1117/12.3006808

KEYWORDS: Data modeling, Image segmentation, Computed tomography, Radiomics, Performance modeling, Lung, Active learning, Animals, Pulmonary disorders

Read Abstract +

SPIE Journal Paper | 8 December 2023

Repeatability of computed tomography liver radiomic features in a nonhuman primate model of diet-induced steatosis

Hui Wang, Jeffrey Solomon, Syed M. Reza, Hee-Jeong Yang, Winston T. Chu, Ian Crozier, Philip Sayre, Byeong Lee, Venkatesh Mani, Thomas Friedrich, David O’Connor, Gabriella Worwa, Jens Kuhn, Claudia Calcagno, Marcelo Castro

JMI, Vol. 10, Issue 06, 066004, (December 2023) https://doi.org/10.1117/12.10.1117/1.JMI.10.6.066004

KEYWORDS: Radiomics, Liver, Computed tomography, Cooccurrence matrices, Attenuation, Feature extraction, Diseases and disorders, Animals, Medical image reconstruction, Spleen

Read Abstract +

Proceedings Article | 10 April 2023 Poster + Paper

Poster + Paper

Determination of reproducible radiomic features for diagnosis of fatty liver disease in a crab-eating macaque model

Hui Wang, Jeffrey Solomon, Syed Reza, Hee-Jeong Yang, Ian Crozier, Philip Sayre, Winston Chu, Byeong-Yeul Lee, Venkatesh Mani, Thomas Friedrich, David O'Connor, Willem J. Mulder, Gabriella Worwa, Jens Kuhn, Claudia Calcagno, Marcelo Castro

Proceedings Volume 12468, 1246819 (2023) https://doi.org/10.1117/12.2647632

KEYWORDS: Reproducibility, Radiomics, Computed tomography, Liver, Diseases and disorders, Animals, Feature extraction, Attenuation, Spleen, Medical image reconstruction

Read Abstract +

SPIE Journal Paper | 8 December 2022 Open Access

Open Access

Toward the determination of sensitive and reliable whole-lung computed tomography features for robust standard radiomics and delta-radiomics analysis in a nonhuman primate model of coronavirus disease 2019

Marcelo Castro, Syed M. Reza, Winston Chu, Dara Bradley, Ji Hyun Lee, Ian Crozier, Philip Sayre, Byeong Lee, Venkatesh Mani, Thomas Friedrich, David O’Connor, Courtney Finch, Gabriella Worwa, Irwin M. Feuerstein, Jens Kuhn, Jeffrey Solomon

JMI, Vol. 9, Issue 06, 066003, (December 2022) https://doi.org/10.1117/12.10.1117/1.JMI.9.6.066003

KEYWORDS: Animals, Radiomics, Cooccurrence matrices, Computed tomography, Reliability, Feature extraction, COVID 19, Image segmentation, Lung, Animal model studies

Read Abstract +

Proceedings Article | 4 April 2022 Poster + Paper

Poster + Paper

Determination of reliable whole-lung CT features for robust standard radiomics and delta-radiomics analysis in a crab-eating macaque model of COVID-19: stability and sensitivity analysis

Marcelo Castro, Syed Reza, Winston Chu, Dara Bradley, Ji Hyun Lee, Ian Crozier, Philip Sayre, Byeong Lee, Venkatesh Mani, Thomas Friedrich, David O'Connor, Courtney Finch, Gabriella Worwa, Irwin Feuerstein, Jens Kuhn, Jeffrey Solomon

Proceedings Volume 12036, 1203621 (2022) https://doi.org/10.1117/12.2607154

KEYWORDS: Reliability, Computed tomography, Feature extraction, Image segmentation, Animal model studies, Lung, Signal attenuation, Scanners, Volume segmentation, Artificial intelligence

Read Abstract +

Proceedings Article | 16 March 2020 Paper

Paper

Fast and accurate brain T2 relaxation time quantification in animal models calibrated using gel phantoms and in vivo data suitable for imaging at a biosafety level 4 environment

Marcelo Castro, Joseph Laux, Harry Friel, Jeffrey Solomon, Russell Byrum, Oscar Rojas, David Thomasson, Laura Bollinger, Dima Hammoud, Ji Hyun Lee

Proceedings Volume 11312, 1131233 (2020) https://doi.org/10.1117/12.2548619

KEYWORDS: Brain, Brain mapping, In vivo imaging, Neuroimaging, Data modeling, Animal model studies, Calibration, Magnetic resonance imaging

Read Abstract +

Proceedings Article | 28 February 2020 Paper

Paper

Quantification of axillary lymphadenopathy from CT images of filovirus infections in non-human primates: sensitivity and evaluation of radiomics-based methods

Marcelo Castro, Jeffrey Solomon, Ji Hyun Lee, Philip Sayre, Christopher Bartos, David Thomasson, Laura Bollinger, Jennifer Sword, Lisa Hensley, Reed Johnson, Irwin Feuerstein

Proceedings Volume 11317, 1131725 (2020) https://doi.org/10.1117/12.2548627

KEYWORDS: Lymphatic system, Computed tomography, Signal attenuation, Image segmentation, Statistical analysis, Animal model studies, Biological research

Read Abstract +

Proceedings Article | 28 February 2020 Paper

Paper

Evaluation of R2* as a noninvasive endogenous imaging biomarker for Ebola virus liver disease progression in nonhuman primates

Marcelo Castro, Ji Hyun Lee, Ian Crozier, Jeffrey Solomon, Joseph Laux, Danny Ragland, James Logue, Rebecca Shim, Laura Bollinger, David Thomasson, Lisa Hensley, Richard Bennett, Irwin Feuerstein

Proceedings Volume 11317, 1131726 (2020) https://doi.org/10.1117/12.2550405

KEYWORDS: Liver, Blood, Magnetic resonance imaging, Iron, Oxygen, Chemistry

Read Abstract +

Proceedings Article | 29 March 2016 Paper

Paper

Quantification of traumatic meningeal injury using dynamic contrast enhanced (DCE) fluid-attenuated inversion recovery (FLAIR) imaging

Marcelo Castro, Joshua Williford, Martin Cota, Judy MacLaren, Bernard Dardzinski, Lawrence Latour, Dzung Pham, John Butman

Proceedings Volume 9788, 97882P (2016) https://doi.org/10.1117/12.2216902

KEYWORDS: Image enhancement, Traumatic brain injury, Injuries, Magnetic resonance imaging, Brain, Image registration, Head, Neuroimaging, Image segmentation, Curium

Read Abstract +

Proceedings Article | 25 March 2016 Paper

Paper

Improved superficial brain hemorrhage visualization in susceptibility weighted images by constrained minimum intensity projection

Marcelo Castro, Dzung Pham, John Butman

Proceedings Volume 9789, 97890D (2016) https://doi.org/10.1117/12.2216959

KEYWORDS: Skull

Read Abstract +

Proceedings Article | 17 March 2015 Paper

Paper

Aneurysm flow characteristics in realistic carotid artery aneurysm models induced by proximal virtual stenotic plaques: a computational hemodynamics study

Marcelo Castro, Nora Peloc, Aichi Chien, Ezequiel Goldberg, Christopher Putman, Juan Cebral

Proceedings Volume 9417, 941727 (2015) https://doi.org/10.1117/12.2078555

KEYWORDS: Arteries, Hemodynamics, 3D modeling, Neck, Cerebral aneurysms, Angiography, Blood circulation, Chemical elements, Data modeling, Mathematical modeling

Read Abstract +

Proceedings Article | 13 March 2014 Paper

Paper

Time analysis of aneurysm wall shear stress for both Newtonian and Casson flows from image-based CFD models

Marcelo Castro, María Ahumada Olivares, Christopher Putman, Juan Cebral

Proceedings Volume 9038, 90380J (2014) https://doi.org/10.1117/12.2043088

KEYWORDS: Arteries, Independent component analysis, Computational fluid dynamics, Hemodynamics, Cerebral aneurysms, Angiography, Blood circulation, Neck, Computer simulations, Reconstruction algorithms

Read Abstract +

Proceedings Article | 29 March 2013 Paper

Paper

Realistic comparison between aneurysmal wall shear stress vector and blood rheology in patient-specific computational hemodynamic models

Marcelo Castro, Maria Ahumada Olivares, Christopher Putman, Juan Cebral

Proceedings Volume 8672, 86721Z (2013) https://doi.org/10.1117/12.2005689

KEYWORDS: Arteries, Hemodynamics, Blood, Cerebral aneurysms, Blood circulation, Stress analysis, 3D modeling, Angiography, Computational fluid dynamics, Numerical simulations

Read Abstract +

Proceedings Article | 29 March 2013 Paper

Paper

Intracranial aneurysm wall motion and wall shear stress from 4D computerized tomographic angiography images

Marcelo Castro, Maria Ahumada Olivares, Christopher Putman, Juan Cebral

Proceedings Volume 8672, 867220 (2013) https://doi.org/10.1117/12.2005982

KEYWORDS: Arteries, Image segmentation, Angiography, Tomography, 3D modeling, Blood circulation, Motion measurement, Motion analysis, Motion models, Data modeling

Read Abstract +

Proceedings Article | 29 March 2013 Paper

Paper

Optimization of automated segmentation of monkeypox virus-induced lung lesions from normal lung CT images using hard C-means algorithm

Marcelo Castro, David Thomasson, Nilo Avila, Jennifer Hufton, Justin Senseney, Reed Johnson, Julie Dyall

Proceedings Volume 8672, 867222 (2013) https://doi.org/10.1117/12.2006072

KEYWORDS: Lung, Image segmentation, Computed tomography, Blood vessels, Inflammation, Image registration, Positron emission tomography, Animal model studies, Image processing algorithms and systems, Pathogens

Read Abstract +

Proceedings Article | 16 April 2012 Paper

Paper

Computational study of anterior communicating artery hemodynamics before aneurysm formation

Marcelo Castro, Christopher Putman, Juan Cebral

Proceedings Volume 8317, 83171U (2012) https://doi.org/10.1117/12.910653

KEYWORDS: Arteries, Hemodynamics, 3D modeling, Neck, Chemical elements, Angiography, Independent component analysis, Blood circulation, Blood, Image segmentation

Read Abstract +

Proceedings Article | 14 April 2012 Paper

Paper

Computational hemodynamic study of intracranial aneurysms coexistent with proximal artery stenosis

Marcelo Castro, Nora Peloc, Christopher Putman, Juan Cebral

Proceedings Volume 8317, 83170D (2012) https://doi.org/10.1117/12.910651

KEYWORDS: Arteries, Hemodynamics, Cerebral aneurysms, 3D modeling, Chemical elements, Mathematical modeling, Computational fluid dynamics, Pathology, Neck, Vascular diseases

Read Abstract +

Proceedings Article | 28 February 2009 Paper

Paper

Automatic selection of arterial input function using tri-exponential models

Jianhua Yao, Jeremy Chen, Marcelo Castro, David Thomasson

Proceedings Volume 7262, 72621R (2009) https://doi.org/10.1117/12.811661

KEYWORDS: Arteries, Tumors, Liver, Image segmentation, Breast, Brain, Prostate, Tissues, Toxic industrial chemicals, Data modeling

Read Abstract +

Proceedings Article | 27 February 2009 Paper

Paper

Improved T1 mapping by motion correction and template based B1 correction in 3T MRI brain studies

Marcelo Castro, Jianhua Yao, Christabel Lee, Yuxi Pang, Eva Baker, John Butman, David Thomasson

Proceedings Volume 7262, 726202 (2009) https://doi.org/10.1117/12.811180

KEYWORDS: Brain mapping, Magnetic resonance imaging, Brain, Tissues, Bismuth, Image registration, Neuroimaging, Magnetism, Image processing, Rigid registration

Read Abstract +

Proceedings Article | 12 March 2008 Paper

Paper

Image-based investigation of hemodynamics and rupture of cerebral aneurysms of a single morphological type: terminal aneurysms

Marcelo Castro, Christopher Putman, Alessandro Radaelli, Alejandro Frangi, Juan Cebral

Proceedings Volume 6916, 69160K (2008) https://doi.org/10.1117/12.769239

KEYWORDS: Hemodynamics, Cerebral aneurysms, Arteries, 3D modeling, Computational fluid dynamics, Angiography, Visualization, Chemical elements, Computer simulations, 3D image processing

Read Abstract +

Proceedings Article | 29 March 2007 Paper

Paper

Hemodynamic patterns of anterior communicating artery aneurysms: a possible association with rupture

Marcelo Castro, Christopher Putman, Juan Cebral

Proceedings Volume 6511, 65112B (2007) https://doi.org/10.1117/12.709236

KEYWORDS: Arteries, Hemodynamics, 3D modeling, Image segmentation, Blood, Visualization, Angiography, 3D image processing, Chemical elements, Computational fluid dynamics

Read Abstract +

Proceedings Article | 29 March 2007 Paper

Paper

Combined clinical and computational information in complex cerebral aneurysms: application to mirror cerebral aneurysms

Alessandro Radaelli, Teresa Sola Martínez, Elio Vivas Díaz, Xavier Mellado, Marcelo Castro, Christopher Putman, Leopoldo Guimaraens, Juan Cebral, Alejandro Frangi

Proceedings Volume 6511, 65111F (2007) https://doi.org/10.1117/12.708955

KEYWORDS: Mirrors, Cerebral aneurysms, Blood circulation, Independent component analysis, Hemodynamics, Arteries, 3D image processing, 3D modeling, Modeling, Neck

Read Abstract +

Proceedings Article | 13 March 2006 Paper

Paper

A study of the hemodynamics of anterior communicating artery aneurysms

Juan Cebral, Marcelo Castro, Christopher Putman

Proceedings Volume 6143, 61430I (2006) https://doi.org/10.1117/12.653542

KEYWORDS: Arteries, Hemodynamics, 3D modeling, Phase shifts, Cerebral aneurysms, Angiography, 3D image processing, Independent component analysis, Data modeling, Blood

Read Abstract +

Proceedings Article | 13 March 2006 Paper

Paper

Effects of parent vessel geometry on intraaneurysmal flow patterns

Marcelo Castro, Christopher Putman, Juan Cebral

Proceedings Volume 6143, 61430E (2006) https://doi.org/10.1117/12.653585

KEYWORDS: Arteries, 3D modeling, Hemodynamics, Neck, Cerebral aneurysms, Systems modeling, Angiography, 3D image processing, Computational fluid dynamics, Visualization

Read Abstract +

Proceedings Article | 14 April 2005 Paper

Paper

Pilot clinical study of aneurysm rupture using image-based computational fluid dynamics models

Juan Cebral, Marcelo Castro, Daniel Millan, Alejandro Frangi, Christopher Putman

Proceedings Volume 5746, (2005) https://doi.org/10.1117/12.593974

KEYWORDS: Arteries, Neck, Hemodynamics, Cerebral aneurysms, Visualization, 3D modeling, Data modeling, Image segmentation, Angiography, Computational fluid dynamics

Read Abstract +

Proceedings Article | 14 April 2005 Paper

Paper

Computational modeling of cerebral aneurysms in arterial networks reconstructed from multiple 3D rotational angiography images

Marcelo Castro, Christopher Putman, Juan Cebral

Proceedings Volume 5746, (2005) https://doi.org/10.1117/12.593924

KEYWORDS: Arteries, 3D modeling, Cerebral aneurysms, Angiography, Visualization, Hemodynamics, Independent component analysis, 3D image processing, 3D image reconstruction, Blood circulation

Read Abstract +

Proceedings Article | 14 April 2005 Paper

Paper

Simulation of endovascular interventions of cerebral aneurysms: techniques and evaluation

Sunil Appanaboyina, Marcelo Castro, Rainald Lohner, Juan Cebral

Proceedings Volume 5746, (2005) https://doi.org/10.1117/12.593901

KEYWORDS: 3D modeling, Cerebral aneurysms, Chemical elements, Blood circulation, Hemodynamics, Instrument modeling, Optical spheres, Visualization, Computer simulations, Blood vessels

Read Abstract +

Proceedings Article | 2 May 2003 Paper

Paper

Finite element modeling of the Circle of Willis from magnetic resonance data

Juan Cebral, Marcelo Castro, Orlando Soto, Rainald Loehner, Peter Yim, Noam Alperin

Proceedings Volume 5031, (2003) https://doi.org/10.1117/12.480317

KEYWORDS: Arteries, Data modeling, Visualization, Magnetism, Image segmentation, Hemodynamics, Blood circulation, Chemical elements, Blood, 3D modeling

Read Abstract +

Showing 5 of 29 publications

SIGN IN TO:

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Advertisement

Advertisement