Richard G. Spencer

According to our database, Richard G. Spencer authored at least 21 papers between 1997 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Inversion of the Laplace Transform of Point Masses.

Michael McKenna, Hrushikesh N. Mhaskar, Richard G. Spencer

CoRR, 2024

2023

Emergence of the SVD as an interpretable factorization in deep learning for inverse problems.

Shashank Sule, Richard G. Spencer, Wojciech Czaja

CoRR, 2023

Semantic segmentation of individual muscle groups in 3D thigh MRI.

Azubuike Okorie, Sokratis Makrogiannis, Richard G. Spencer, Rita R. Kalyani, Luigi Ferrucci

Proceedings of the Medical Imaging 2023: Image Processing, 2023

2022

Differential associations between apolipoprotein E alleles and cerebral myelin content in normative aging.

Curtis Triebswetter, Matthew Kiely, Nikkita Khattar, Luigi Ferrucci, Susan M. Resnick, Richard G. Spencer, Mustapha Bouhrara

NeuroImage, 2022

Insights into human cerebral white matter maturation and degeneration across the adult lifespan.

Matthew Kiely, Curtis Triebswetter, Luis E. Cortina, Zhaoyuan Gong, Maryam H. Alsameen, Richard G. Spencer, Mustapha Bouhrara

NeuroImage, 2022

2021

Reply to Roemer and Guermazi: Early biochemical changes on MRI can predict risk of symptomatic progression.

Shinjini Kundu, Beth G. Ashinsky, Mustapha Bouhrara, Erik B. Dam, Shadpour Demehri, Mohammad Shifat-E.-Rabbi, Richard G. Spencer, Kenneth L. Urish, Gustavo K. Rohde

Proc. Natl. Acad. Sci. USA, 2021

Investigation of the association between cerebral iron content and myelin content in normative aging using quantitative magnetic resonance neuroimaging.

Nikkita Khattar, Curtis Triebswetter, Matthew Kiely, Luigi Ferrucci, Susan M. Resnick, Richard G. Spencer, Mustapha Bouhrara

NeuroImage, 2021

2020

N-Dimensional Tensor Completion for Nuclear Magnetic Resonance Relaxometry.

Ariel Hafftka, Wojciech Czaja, Hasan Celik, Richard G. Spencer

SIAM J. Imaging Sci., 2020

Enabling early detection of osteoarthritis from presymptomatic cartilage texture maps via transport-based learning.

Shinjini Kundu, Beth G. Ashinsky, Mustapha Bouhrara, Erik B. Dam, Shadpour Demehri, Mohammad Shifat-E.-Rabbi, Richard G. Spencer, Kenneth L. Urish, Gustavo K. Rohde

Proc. Natl. Acad. Sci. USA, 2020

Nonlinear associations of neurite density and myelin content with age revealed using multicomponent diffusion and relaxometry magnetic resonance imaging.

Wenshu Qian, Nikkita Khattar, Luis E. Cortina, Richard G. Spencer, Mustapha Bouhrara

NeuroImage, 2020

Quantitative age-dependent differences in human brainstem myelination assessed using high-resolution magnetic resonance mapping.

Mustapha Bouhrara, Luis E. Cortina, Abinand C. Rejimon, Nikkita Khattar, Christopher Bergeron, Janet Bergeron, Denise Melvin, Linda Zukley, Richard G. Spencer

NeuroImage, 2020

2019

A Novel Extension to Fuzzy Connectivity for Body Composition Analysis: Applications in Thigh, Brain, and Whole Body Tissue Segmentation.

Ismail Irmakci, Sarfaraz Hussein, Aydogan Savran, Rita R. Kalyani, David Reiter, Chee W. Chia, Kenneth W. Fishbein, Richard G. S. Spencer, Luigi Ferrucci, Ulas Bagci

IEEE Trans. Biomed. Eng., 2019

2017

Noise Estimation and Reduction in Magnetic Resonance Imaging Using a New Multispectral Nonlocal Maximum-likelihood Filter.

Mustapha Bouhrara, Jean-Marie Bonny, Beth G. Ashinsky, Michael C. Maring, Richard G. Spencer

IEEE Trans. Medical Imaging, 2017

Rapid simultaneous high-resolution mapping of myelin water fraction and relaxation times in human brain using BMC-mcDESPOT.

Mustapha Bouhrara, Richard G. Spencer

NeuroImage, 2017

2016

Image-Based Tissue Distribution Modeling for Skeletal Muscle Quality Characterization.

Sokratis Makrogiannis, Kenneth W. Fishbein, Ann Zenobia Moore, Richard G. S. Spencer, Luigi Ferrucci

IEEE Trans. Biomed. Eng., 2016

Improved determination of the myelin water fraction in human brain using magnetic resonance imaging through Bayesian analysis of mcDESPOT.

Mustapha Bouhrara, Richard G. Spencer

NeuroImage, 2016

2011

Towards segmentation of the thymus in fat and water parametric MR images.

Sokratis Makrogiannis, Ramona Ramachandran, Kenneth W. Fishbein, Dimitrios Kapogiannis, Richard G. S. Spencer, Chee W. Chia

Proceedings of the 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2011

2010

Automated Quantification of Muscle and Fat in the Thigh from Water-, Fat- and Non-suppressed MR Images.

Sokratis Makrogiannis, Suraj Serai, Kenneth W. Fishbein, Willie Laney, Catherine Schreiber, William B. Ershler, Luigi Ferrucci, Richard G. S. Spencer

Proceedings of the 10th IEEE International Conference on Bioinformatics and Bioengineering, 2010

1999

Guest editorial: Advanced signal processing in MRI. Part II.

Richard G. S. Spencer

Int. J. Imaging Syst. Technol., 1999

1997

Time domain simulation of Fourier imaging by summation of isochromats.

Pavel Shkarin, Richard G. S. Spencer

Int. J. Imaging Syst. Technol., 1997

Bioreactor and probe system for magnetic resonance microimaging and spectroscopy of chondrocytes and neocartilage.

Erik Petersen, Kimberlee Potter, John Butler, Kenneth W. Fishbein, Walter Horton, Richard G. S. Spencer, Eric W. McFarland

Int. J. Imaging Syst. Technol., 1997