Achievable Rates for Pattern Recognition

by Westover, M. Brandon, O’Sullivan, Joseph A.
Published in IEEE Trans Inf Theory (2008)

A scatter and randoms weighted (SRW) iterative PET reconstruction

by (Kevin) Cheng, Ju-Chieh, Laforest, Richard, O’Sullivan, Joseph A.
Published 2011

Virtual-Pinhole PET

by Tai, Yuan-Chuan, Wu, Heyu, Pal, Debashish, O’Sullivan, Joseph A.
Published 2008

Low-dose photon counting CT reconstruction bias reduction with multi-energy alternating minimization algorithm

by Lu, Jingwei, Zhang, Shuangyue, Politte, David G., O’Sullivan, Joseph A.
Published in Proc SPIE Int Soc Opt Eng (2019)

Feasibility study of a point‐of‐care positron emission tomography system with interactive imaging capability

by Jiang, Jianyong, Li, Ke, Komarov, Sergey, O'Sullivan, Joseph A., Tai, Yuan‐Chuan
Published in Med Phys (2019)

Micro Insert: A Prototype Full-Ring PET Device for Improving the Image Resolution of a Small-Animal PET Scanner

by Wu, Heyu, Pal, Debashish, Song, Tae Yong, O’Sullivan, Joseph A., Tai, Yuan-Chuan
Published 2008

Improving PET imaging for breast cancer using Virtual Pinhole PET half ring insert

by Mathews, Aswin John, Komarov, Sergey, Wu, Heyu, O’Sullivan, Joseph A., Tai, Yuan-Chuan
Published 2013

Impact of joint statistical dual‐energy CT reconstruction of proton stopping power images: Comparison to image‐ and sinogram‐domain material decomposition approaches

by Zhang, Shuangyue, Han, Dong, Politte, David G., Williamson, Jeffrey F., O'Sullivan, Joseph A.
Published in Med Phys (2018)

Compton Scattering in Clinical PET/CT With High Resolution Half Ring PET Insert Device

by Komarov, Sergey A., Wu, Heyu, Keesing, Daniel B., O'Sullivan, Joseph A., Tai, Yuan-Chuan
Published 2010

Multi-GPU Acceleration of Branchless Distance Driven Projection and Backprojection for Clinical Helical CT

by Mitra, Ayan, Politte, David G., Whiting, Bruce R., Williamson, Jeffrey F., O’Sullivan, Joseph A.
Published in J Imaging Sci Technol (2016)

Dosimetric impact of range uncertainty in passive scattering proton therapy

by Liu, Ruirui, Sun, Baozhou, Zhang, Tiezhi, Williamson, Jeffery F., O’Sullivan, Joseph A., Zhao, Tianyu
Published in J Appl Clin Med Phys (2021)

Noise-resolution tradeoffs in x-ray CT imaging: A comparison of penalized alternating minimization and filtered backprojection algorithms

by Evans, Joshua D., Politte, David G., Whiting, Bruce R., O’Sullivan, Joseph A., Williamson, Jeffrey F.
Published 2011

Technical Note: On the accuracy of parametric two‐parameter photon cross‐section models in dual‐energy CT applications

by Han, Dong, Porras‐Chaverri, Mariela A., O'Sullivan, Joseph A., Politte, David G., Williamson, Jeffrey F.
Published in Med Phys (2017)

A generalized reconstruction framework for unconventional PET systems

by Mathews, Aswin John, Li, Ke, Komarov, Sergey, Wang, Qiang, Ravindranath, Bosky, O’Sullivan, Joseph A., Tai, Yuan-Chuan
Published in Med Phys (2015)

Image reconstruction and system modeling techniques for virtual-pinhole PET insert systems

by Keesing, Daniel B, Mathews, Aswin, Komarov, Sergey, Wu, Heyu, Song, Tae Yong, O'Sullivan, Joseph A, Tai, Yuan-Chuan
Published 2012

Experimental implementation of a polyenergetic statistical reconstruction algorithm for a commercial fan-beam CT scanner

by Evans, Joshua D., Whiting, Bruce R., Politte, David G., O’Sullivan, Joseph A., Klahr, Paul F., Williamson, Jeffrey F.
Published 2013

Experimental implementation of a joint statistical image reconstruction method for proton stopping power mapping from dual‐energy CT data

by Zhang, Shuangyue, Han, Dong, Williamson, Jeffrey F., Zhao, Tianyu, Politte, David G., Whiting, Bruce R., O’Sullivan, Joseph A.
Published in Med Phys (2018)

Line Integral Alternating Minimization Algorithm for Dual-Energy X-Ray CT Image Reconstruction

by Chen, Yaqi, O’Sullivan, Joseph A., Politte, David G., Evans, Joshua D., Han, Dong, Whiting, Bruce R., Williamson, Jeffrey F.
Published in IEEE Trans Med Imaging (2015)

Prospects for in vivo estimation of photon linear attenuation coefficients using postprocessing dual-energy CT imaging on a commercial scanner: Comparison of analytic and polyenerg...

by Evans, Joshua D., Whiting, Bruce R., O’Sullivan, Joseph A., Politte, David G., Klahr, Paul H., Yu, Yaduo, Williamson, Jeffrey F.
Published 2013

A second‐generation virtual‐pinhole PET device for enhancing contrast recovery and improving lesion detectability of a whole‐body PET/CT scanner

by Jiang, Jianyong, Li, Ke, Wang, Qiang, Puterbaugh, Kenneth, Young, John W., Siegel, Stefan B., O'Sullivan, Joseph A., Tai, Yuan‐Chuan
Published in Med Phys (2019)