Search Results - "Silver, Michael D."
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The potential for community-based health information exchange systems to reduce hospital readmissions
Published in Journal of the American Medical Informatics Association : JAMIA (01-03-2015)“…Background Hospital readmissions are common, costly, and offer opportunities for utilization reduction. Electronic health information exchange (HIE) systems…”
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Feldkamp-based cone-beam reconstruction for gantry-tilted helical multislice CT
Published in Medical physics (Lancaster) (01-12-2003)“…Depending on the clinical application, it is frequently necessary to tilt the gantry of an x-ray CT system with respect to the patient and couch. For…”
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Health information exchange and the frequency of repeat medical imaging
Published in The American journal of managed care (01-11-2014)“…Medical imaging, which is expensive, is frequently repeated for the same patient within a relatively short period of time due to lack of access to previous…”
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The Impact of Assimilation and Differentiation Needs on Perceived Group Importance and Judgments of Ingroup Size
Published in Personality & social psychology bulletin (01-04-2002)“…At the heart of optimal distinctiveness theory is the idea that a group’s level of inclusiveness is a significant determinant of how well that group can meet…”
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Patient-centered medical homes: observable types derived from national recognition assessment scores
Published in The Journal of ambulatory care management (01-04-2015)“…The patient-centered medical home (PCMH) is a strategy to transform primary care delivery organizations. However, PCMHs take on many forms and can "look…”
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A new weighting scheme for cone-beam helical CT to reduce the image noise
Published in Physics in medicine & biology (07-06-2004)“…Reducing the patient dose while keeping the image noise at the same level is desired for x-ray CT examinations. In order to achieve the goal, we propose a new…”
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Optimized Reconstruction Algorithm for Helical CT With Fractional Pitch Between 1PI and 3PI
Published in IEEE transactions on medical imaging (01-07-2009)“…We propose an approximate approach to use redundant data outside the 1PI window within the exact Katsevich reconstruction framework. The proposed algorithm…”
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Algorithm-enabled high-performance C-arm cone-beam CT angiography of cerebral vasculature
Published in 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference (2013 NSS/MIC) (01-10-2013)“…C-arm CBCT utilizing a flat-panel detector has been implemented in surgical suites for integration of tomographic imaging capabilities in the intra-operative…”
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Conference Proceeding -
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Investigation of optimization-based reconstruction for intra-operative neurological imaging
Published in 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference (2013 NSS/MIC) (01-10-2013)“…Intra-operative C-arm cone-beam CT (CBCT) provides significant technical and workflow benefits for neurological interventions. Current C-arm CBCT employs…”
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Conference Proceeding -
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Helical cone beam CT with an asymmetrical detector
Published in Medical physics (Lancaster) (01-10-2005)“…If a multislice or other area detector is shifted to one side to cover a larger field of view, then the data are truncated on one side. We propose a method to…”
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The cause of the artifact in 4-slice helical computed tomography
Published in Medical physics (Lancaster) (01-07-2004)“…The causes of the image artifacts in a 4-slice helical computed tomography have been discussed as follows: (1) changeover in pairs of data used in z…”
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A method for including redundant data in computed tomography
Published in Medical physics (Lancaster) (01-04-2000)“…A method for including redundant data in fan-beam computed tomography (CT) is presented. It is a natural extension of the Parker [Med. Phys. 9, 254–257 (1982)]…”
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Practical hybrid convolution algorithm for helical CT reconstruction
Published in IEEE transactions on nuclear science (01-02-2006)“…Great strides have been taken in the last few years in the development of both approximate and exact reconstruction algorithms for helical cone-beam computed…”
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A physics-based fast approach to scatter correction for large cone angle computed tomographic systems
Published in 2011 IEEE Nuclear Science Symposium Conference Record (01-10-2011)“…An efficient scatter correction model is developed for large cone angle CT systems. The scatter intensities are expressed as a 2D convolution of forward…”
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Conference Proceeding -
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High-helical-pitch, cone-beam computed tomography
Published in Physics in medicine & biology (01-04-1998)“…The object of a helical, cone-beam computed tomography, HCBCT, system is faster scan times for the volume of interest for a patient. The maximum helical-pitch…”
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Reduction of the streak artifacts in circular cone beam CT using scanograms
Published in 2007 IEEE Nuclear Science Symposium Conference Record (01-10-2007)“…We propose a method to estimate line data from scanogram in a CT scan. Combining the circle data with the estimated line data, we can reconstruct the…”
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Conference Proceeding -
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Helical CT Reconstruction with Large Cone Angle
Published in 2006 IEEE Nuclear Science Symposium Conference Record (01-10-2006)“…In this work we suggest ways to incorporate redundant data into reconstruction for a range of helical pitches from 1-PI to 3-PI. For evaluation we use…”
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Conference Proceeding -
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Up-sampling with Shift Method for Windmill Correction
Published in 2006 IEEE Nuclear Science Symposium Conference Record (01-10-2006)“…We suggest a simple and efficient approach to reduce, and, in some cases, eliminate the windmill artifact. Our method does not require hardware changes. The…”
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Conference Proceeding