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6/3/2017

Cost function

The cost function is universal for RT planning and

independent of the plan.

If it is IMRT or VMAT the cost function may be the same.

You have the same aim for your plan.

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Setting up your IMRT plan

Number of beams

Beam orientation

Following influence the

optimisation time and plan

modulation:

Total number of segments

Minimum segment area

Minimum segment MU

Minimum leaf pairs

Minimum leaf separation

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