Learn More
The integrated automatic shipment handling systems (IASHSs) in large freight terminals and distribution centers are complex and increasingly congested due to the increase of freight volume. Shipments in IASHS need to be handled by a large amount of equipment. Thus, optimization-based tactical and operational planning models and methods for how the shipments(More)
  • David A. Bearden, John P. Skratt, +16 authors Ryan Vaughan
  • 2009
Acknowledgments The authors of this document acknowledge the extensive contributions to this study made by numerous employees of The Aerospace Corporation, as contributing authors and providers of supporting analyses. We would also like to note the very able assistance of Phil Sumrall of Marshall Space Flight Center, who coordinated the efforts of the NASA(More)
PURPOSE The increasing application of VMAT demands a more efficient workflow and QA solution. This study aims to investigate the feasibility of performing VMAT QA measurements on one linac for plans treated on other beam-matched Elekta Agility linacs. METHODS A single model was used to create 24 clinically approved VMAT plans (12 head-and-neck and 12(More)
  • 1