Dr. Alejandro P. Comellas Profile

Dr. Alejandro P. Comellas

at Univ of Iowa Hospitals and Clinics

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 10 April 2023 Presentation + Paper

Automated detection of ribs in chest CT scans and assessment of changes in their morphology between Total Lung Capacity (TLC) and Residual Volume (RV)

Syed Ahmed Nadeem, Alejandro Comellas, Eric Hoffman, Punam Saha

Proceedings Volume 12468, 124680H (2023) https://doi.org/10.1117/12.2653941

KEYWORDS: Lung, Computed tomography, Image segmentation, Chest, Education and training, Chronic obstructive pulmonary disease, Voxels, Image processing, 3D image processing, Deep learning

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Proceedings Article | 4 April 2022 Presentation + Paper

CT-based segmentation of pectoral muscle using deep learning and association of computed metrics with aging and sex

Indra Narayan Dutta, Syed Ahmed Nadeem, Alejandro Comellas, Eric Hoffman, Punam Saha

Proceedings Volume 12036, 120360R (2022) https://doi.org/10.1117/12.2613073

KEYWORDS: Image segmentation, Computed tomography, Chest, Image processing, Lung, Chronic obstructive pulmonary disease, 3D image processing, Medical imaging

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Proceedings Article | 4 April 2022 Presentation + Paper

CT-based segmentation of thoracic vertebrae using deep learning and computation of the kyphotic angle

Syed Ahmed Nadeem, Alejandro Comellas, Indranil Guha, Elizabeth Regan, Eric Hoffman, Punam Saha

Proceedings Volume 12036, 1203616 (2022) https://doi.org/10.1117/12.2613065

KEYWORDS: Image segmentation, Computed tomography, Spine, Chest, Lung, 3D image processing, Image processing, X-ray computed tomography, Image processing algorithms and systems, Reconstruction algorithms

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Proceedings Article | 15 February 2021 Poster + Presentation + Paper

Generalizability of a deep learning airway segmentation algorithm to a blinded low-dose CT dataset

Syed Ahmed Nadeem, Alejandro Comellas, Eric Hoffman, Punam Saha

Proceedings Volume 11596, 115963I (2021) https://doi.org/10.1117/12.2580224

KEYWORDS: Image segmentation, Computed tomography, Chest, Chronic obstructive pulmonary disease, Physiology, Medical imaging, Lung cancer, Lung, Image processing

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Proceedings Article | 10 March 2020 Paper

Anatomical labeling of human airway branches using a novel two-step machine learning and hierarchical features

Syed Ahmed Nadeem, Eric Hoffman, Alejandro Comellas, Punam Saha

Proceedings Volume 11313, 1131312 (2020) https://doi.org/10.1117/12.2546004

KEYWORDS: Lung, Computed tomography, Machine learning, Image segmentation, Chronic obstructive pulmonary disease, Gold, Chest, Visualization, Data modeling, Image classification

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