Karen L. Johnson

According to our database, Karen L. Johnson authored at least 6 papers between 1998 and 2020.

Collaborative distances:

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

2020

Improving Diagnostic Accuracy in Low-Dose SPECT Myocardial Perfusion Imaging With Convolutional Denoising Networks.

Albert Juan Ramon, Yongyi Yang, P. Hendrik Pretorius, Karen L. Johnson, Michael A. King, Miles N. Wernick

IEEE Trans. Medical Imaging, 2020

2019

Personalized Models for Injected Activity Levels in SPECT Myocardial Perfusion Imaging.

Albert Juan Ramon, Yongyi Yang, P. Hendrik Pretorius, Karen L. Johnson, Michael A. King, Miles N. Wernick

IEEE Trans. Medical Imaging, 2019

2018

A practical method to evaluate personalized injected patient dose for cardiac perfusion SPECT imaging: the polar map as a numerical observer.

P. Hendrik Pretorius, Michael A. King, Karen L. Johnson

Proceedings of the Medical Imaging 2018: Image Perception, 2018

2011

A comparison of cost functions for data-driven motion estimation in myocardial perfusion SPECT imaging.

Joyeeta Mitra Mukherjee, P. Hendrik Pretorius, Karen L. Johnson, Brian F. Hutton, Michael A. King

Proceedings of the Medical Imaging 2011: Image Processing, 2011

Creation of 3D digital anthropomorphic phantoms which model actual patient non-rigid body motion as determined from MRI and position tracking studies of volunteers.

C. M. Connolly, Arda Könik, P. K. R. Dasari, Paul Segars, S. Zheng, Karen L. Johnson, Joyoni Dey, Michael A. King

Proceedings of the Medical Imaging 2011: Visualization, 2011

1998

Examining the effects of cognitive consistency between training and displays.

Leonard Adelman, Matthew Christian, James Gualtieri, Karen L. Johnson

IEEE Trans. Syst. Man Cybern. Part A, 1998