Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 2 of 2 for “"Digital phantoms"”.
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On-board Robotic Multi-pinhole SPECT System for Region-of-interest (ROI) Imaging
… SPECT imaging of the thorax. Two 4D XCAT digital phantoms were constructed, with either a 10 mm or 20 mm diameter tumor added in the right lung. The maximum diaphragm motion was 2 cm (for 10 mm tumor) or 4 cm (for 20 mm tumor) in superior-inferior direction and 1.2 cm in anterior-posterior …
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Perceptually Relevant Measurements in Tomosynthesis Imaging
… span and number of projections in the case of digital breast tomosynthesis (aka 3D mammography) can alter the cancer screening diagnosis. Therefore, it is necessary to find which configuration is best so that least number of malignancies are missed by the radiologists. They examine hundreds of …