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Intensity modulated photon beams subject to a minimal surface smoothing constraint

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Published under licence by IOP Publishing Ltd
, , Citation M Alber and F Nüsslin 2000 Phys. Med. Biol. 45 N49 DOI 10.1088/0031-9155/45/5/403

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1 Abt. Medizinische Physik, Radiologische Uniklinik, Universität Tübingen, D-72076 Tübingen, Germany

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  1. Received 2 November 1999

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0031-9155/45/5/N49

Abstract

A method to smooth intensity-modulated photon beams is presented which can be applied in conjunction with any optimization algorithm. The method employs an additional soft constraint to minimize the area of the surface defined by the photon fluence.

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