Edité par VDM Verlag Dr. Müller, 2008
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : Lucky's Textbooks, Dallas, TX, Etats-Unis
Etat : New.
Edité par VDM Verlag Dr. Müller, 2008
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : PBShop.store US, Wood Dale, IL, Etats-Unis
PAP. Etat : New. New Book. Shipped from UK. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.
Edité par VDM Verlag Dr. Müller, 2008
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : PBShop.store UK, Fairford, GLOS, Royaume-Uni
PAP. Etat : New. New Book. Delivered from our UK warehouse in 4 to 14 business days. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.
Edité par VDM Verlag Dr. Mueller e.K., 2008
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : Ria Christie Collections, Uxbridge, Royaume-Uni
Etat : New. PRINT ON DEMAND Book; New; Fast Shipping from the UK. No. book.
Edité par VDM Verlag Dr. Mueller e.K. 2008-04, 2008
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : Chiron Media, Wallingford, Royaume-Uni
PF. Etat : New.
Edité par VDM Verlag Dr. Müller E.K. Nov 2013, 2013
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : BuchWeltWeit Ludwig Meier e.K., Bergisch Gladbach, Allemagne
Taschenbuch. Etat : Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -Due to the pronounced dose gradients generated by proton beams, proton treatment plans can be very sensitive to treatment uncertainties. However in IMPT many different solutions of the inverse problem exist which result in dose distributions of comparable quality. This thesis investigates methods to exploit this degeneracy of solutions to generate treatment plans which are robust to uncertainties. To rate the sensitivity to uncertainties of individual beamlet dose distributions the heterogeneity number H was developed. It was shown that H correlates with the dose calculation error introduced by the commonly employed pencil beam algorithm as well as with the sensitivity to setup errors of individual beamlets. Finally, the 'worst case optimization' was developed to account for uncertainties during the inverse treatment planning. This technique was applied to account for range uncertainties, setup errors and a combination of both uncertainties. The treatment plans generated with this new optimization method are much more robust to the respective uncertainties as conventional IMPT and even as conventional single-field proton treatment plans. 100 pp. Deutsch.
Edité par VDM Verlag Dr. Müller E.K., 2008
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : AHA-BUCH GmbH, Einbeck, Allemagne
Taschenbuch. Etat : Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - Due to the pronounced dose gradients generated by proton beams, proton treatment plans can be very sensitive to treatment uncertainties. However in IMPT many different solutions of the inverse problem exist which result in dose distributions of comparable quality. This thesis investigates methods to exploit this degeneracy of solutions to generate treatment plans which are robust to uncertainties. To rate the sensitivity to uncertainties of individual beamlet dose distributions the heterogeneity number H was developed. It was shown that H correlates with the dose calculation error introduced by the commonly employed pencil beam algorithm as well as with the sensitivity to setup errors of individual beamlets. Finally, the 'worst case optimization' was developed to account for uncertainties during the inverse treatment planning. This technique was applied to account for range uncertainties, setup errors and a combination of both uncertainties. The treatment plans generated with this new optimization method are much more robust to the respective uncertainties as conventional IMPT and even as conventional single-field proton treatment plans.
Edité par VDM Verlag Dr. Müller, 2013
ISBN 10 : 3836486091 ISBN 13 : 9783836486095
Vendeur : moluna, Greven, Allemagne
Etat : New. Dieser Artikel ist ein Print on Demand Artikel und wird nach Ihrer Bestellung fuer Sie gedruckt. Due to the pronounced dose gradients generated by proton beams, proton treatment plans can be very sensitive to treatment uncertainties. However in IMPT many different solutions of the inverse problem exist which result in dose distributions of comparable q.