Πλοήγηση ανά Θέμα "Radiation therapy"
Αποτελέσματα 1-2 από 2
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An inhomogeneity correction algorithm for irregular fields of high-energy photon beams based on Clarkson integration and the 3D beam subtraction method
(2006)A number of treatment-planning systems still use conventional correction methods for body inhomogeneities. Most of these methods (power law method, tissue-air ratio (TAR), etc.) consider only on-axis points, rectangular ... -
Software upgrading in a CT scanner: Influence on quantitative CT
(1996)Purpose: In an attempt to improve field uniformity and CT number stability, the software in a CT scanner was replaced with a new version. The purpose of the present study was to investigate the influence of the software ...