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Qualitative Evaluation Of Data Compression In Real-Time Ultrasound Imaging, Bijoy J. Sundersingh Jun 2000

Qualitative Evaluation Of Data Compression In Real-Time Ultrasound Imaging, Bijoy J. Sundersingh

Theses and Dissertations (ETD)

The purpose of this project was to evaluate qualitatively real-time ultrasound imaging using objective and subjective techniques to determine the minimum bandwidth required for clinical diagnosis of various anatomical and pathological states. In the experimental setup live ultrasound video samples representing the most common clinical examinations were compressed at 128, 256, 384, 768, 1152 and 1536 kbps using a compressor-decompressor (CODEC) adhering to International Telecommunication Union (ITU-T) recommendation H.261. A protocol for qualitative evaluation was developed and subjective and objective testing were performed based on this protocol. Subjective methods comprised of inter-rater reliability tests using kappa statistics and three way …


Providing Low-Cost Assistive Equipment Through Home Care Services: The Massachusetts Assistive Equipment Demonstration, Alison S. Gottlieb, Francis G. Caro Apr 2000

Providing Low-Cost Assistive Equipment Through Home Care Services: The Massachusetts Assistive Equipment Demonstration, Alison S. Gottlieb, Francis G. Caro

Gerontology Institute Publications

This report describes the Massachusetts Assistive Equipment Demonstration, a collaborative project funded by the Robert Wood Johnson’s Home Care Research Initiative and carried out collaboratively by the Gerontology Institute at the University of Massachusetts Boston and the Executive Office of Elder Affairs (EOEA). The purpose of the demonstration was to systematically encourage the use of low-cost assistive equipment among elderly clients through existing case management resources, thereby extending the effectiveness of the Massachusetts home care program by supplementing formal services with expanded use of assistive equipment.