نتایج جستجو برای: frequency magnitude distribution

تعداد نتایج: 1171851  

2007
Abhijit Ghosh Andrew V. Newman Zhigang Peng

ACKNOWLEDGEMENTS I would like to thank my primary advisor Dr. Andrew V. Newman for providing his excellent guidance and scientific insight throughout the study. I am thankful to Dr. for their thoughtful advice and suggestions. I am grateful to Dr. Tapas Bhattacharyya for the stimulating discussions and his support. I would also like to thank numerous prior and recent earthquake analysts, includ...

Journal: :iranian journal of radiation research 0
a. esmaili torshabi medical physics group, department of electrical and computer engineering, graduate university of advanced technology, haftbagh st. 7631133131, kerman, iran

background: in radiation treatment of moving targets located in thorax region of patient body, the delivered dose does not match with the planned treatment, resulting in some over and under dosage in the tumor volume, as a function of motion magnitude and frequency. several efforts have been done to investigate the target motion effects on dose distribution in the target and surrounding normal ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی و مهندسی 1390

magnetic resonance imaging (mri) is a notable medical imaging technique that makes of phenomenon of nuclear magnetic resonance. because of the resolution and the technology being harmless, mri has considered as the most desirable imaging technique in clinical applications. the visual quality of mri plays an important role in accuracy of medical delineations that can be seriously degraded by exi...

Background: in radiation treatment of moving targets located in thorax region of patient body, the delivered dose does not match with the planned treatment, resulting in some over and under dosage in the tumor volume, as a function of motion magnitude and frequency. Several efforts have been done to investigate the target motion effects on dose distribution in the target and surrounding normal ...

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