Dr. Richard G. W. Spencer Profile

Dr. Richard G. W. Spencer

at National Institute on Aging

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Author

Publications (3)

SPIE Journal Paper | 3 September 2024

Deep network and multi-atlas segmentation fusion for delineation of thigh muscle groups in three-dimensional water–fat separated MRI

Nagasoujanya Annasamudram, Azubuike Okorie, Richard Spencer, Rita Kalyani, Qi Yang, Bennett Landman, Luigi Ferrucci, Sokratis Makrogiannis

JMI, Vol. 11, Issue 05, 054003, (September 2024) https://doi.org/10.1117/12.10.1117/1.JMI.11.5.054003

KEYWORDS: Image segmentation, Muscles, Magnetic resonance imaging, Education and training, Deep learning, 3D modeling, Deformation, 3D image processing, Tissues, Anatomy

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Proceedings Article | 2 April 2024 Poster + Paper

Multi-method and multi-atlas segmentation fusion for delineation of thigh muscle groups in 3D water-fat separated MRI

Nagasoujanya Annasamudram, Azubuike Okorie, Richard Spencer, Rita Kalyani, Qi Yang, Bennett Landman, Luigi Ferrucci, Sokratis Makrogiannis

Proceedings Volume 12926, 129262X (2024) https://doi.org/10.1117/12.3006894

KEYWORDS: Image segmentation, Muscles, Deformation, Tissues, Magnetic resonance imaging, 3D image processing, Image registration, Deep learning

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Proceedings Article | 3 April 2023 Poster + Paper

Semantic segmentation of individual muscle groups in 3D thigh MRI

Azubuike Okorie, Sokratis Makrogiannis, Richard Spencer, Rita Kalyani, Luigi Ferrucci

Proceedings Volume 12464, 124643D (2023) https://doi.org/10.1117/12.2654507

KEYWORDS: Muscles, Image segmentation, Magnetic resonance imaging, Deformation, Silver, Image registration, Tissues, 3D image processing, 3D magnetic resonance imaging, Matrices

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