…most IMRT planning methods follow a two stage process.
Idea:
stage 1
produces a guess of a good solution
stage 2
refines the result of stage 1 (Aperture optimization)
This is why…
ESTRO IMRT course 2016
IMRT optimization: algorithms&cost functions
London April 4th, 2016
-40-
Problem: the longer the way from the initial guess to the end result,
the easier it is to get lost.