Effect of increased axial field of view on the performance of a volume PET scanner. - Joel S. Karp; Paul E. Kinahan; Gerd Muehllehner; Peter Countryman (IEEE Trans. Medical Imaging, 1993)

Triple energy window scatter correction technique in PET. - Lingxiong Shao; Richard Freifelder; Joel S. Karp (IEEE Trans. Medical Imaging, 1994)

The countrate performance of the volume imaging PENN-PET scanner. - Robin J. Smith; Joel S. Karp; Gerd Muehllehner (IEEE Trans. Medical Imaging, 1994)

Energy based scatter correction for 3D PET scanners using NaI(Tl)Detectors. - L.-E. Adam; Joel S. Karp; Richard Freifelder (IEEE Trans. Medical Imaging, 2000)

Concurrent CBF and CMRGlc changes during human brain activation by combined fMRI-PET scanning. - Andrew B. Newberg; Jiongjiong Wang; Hengyi Rao; Randel L. Swanson; Nancy A. Wintering; Joel S. Karp; Abass Alavi; Joel H. Greenberg; John A. Detre (NeuroImage, 2005)

Imaging performance of a-PET: a small animal PET camera. - Suleman Surti; Joel S. Karp; Amy E. Perkins; Chris A. Cardi; Margaret E. Daube-Witherspoon; Austin Kuhn; Gerd Muehllehner (IEEE Trans. Medical Imaging, 2005)

Investigation of time-of-flight benefit for fully 3-DPET. - Suleman Surti; Joel S. Karp; Lucretiu M. Popescu; Margaret E. Daube-Witherspoon; Matthew E. Werner (IEEE Trans. Medical Imaging, 2006)

Efficient 3-D TOF PET Reconstruction Using View-Grouped Histo-Images: DIRECT - Direct Image Reconstruction for TOF. - Samuel Matej; Suleman Surti; Shridhar Jayanthi; Margaret E. Daube-Witherspoon; Robert M. Lewitt; Joel S. Karp (IEEE Trans. Medical Imaging, 2009)

Comparison of List-Mode and DIRECT Approaches for Time-of-Flight PET Reconstruction. - Margaret E. Daube-Witherspoon; Samuel Matej; Matthew E. Werner; Suleman Surti; Joel S. Karp (IEEE Trans. Medical Imaging, 2012)