29 search results - page 1 / 6 » Continuous Time Dynamic PET Imaging Using List Mode Data |
IPMI
1999
Springer
14 years 5 months ago
1999
Springer
Abstract. We describe a method for computing a continuous time estimate of dynamic changes in tracer density using list mode PET data. The tracer density in each voxel is modeled a...
TMI
2002
13 years 4 months ago
2002
We describe a method for computing a continuous time estimate of tracer density using list-mode positron emission tomography data. The rate function in each voxel is modeled as an ...
ISBI
2004
IEEE
14 years 5 months ago
2004
IEEE
We present a fully four-dimensional, globally convergent, incremental gradient algorithm to estimate the continuous-time tracer density from list mode positron emission tomography...
MIAR
2006
IEEE
13 years 10 months ago
2006
IEEE
Positron Emission Tomography (PET) is an established functional imaging modality but its practical deployment is hampered by motion artefacts. This paper proposes a method for corr...
TMI
2008
13 years 4 months ago
2008
With continuing improvements in spatial resolution of positron emission tomography (PET) scanners, small patient movements during PET imaging become a significant source of resolut...