Peter Sweeney

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Optimising delivery of video codecs such as MPEG-4 is vital to ensure that acceptable quality can be offered to 3G network customers. The error prone nature of mobile channels means that the video codec that is employed must be fairly robust. In the past, such research has required alteration to existing standards. Given the imminent implementation of 3G(More)
We report three cases of ipsilateral spinal accessory nerve palsy complicating carotid endarterectomy. Awareness of this cranial nerve injury, as a complication of this common surgical procedure, can lead to early diagnosis and avoids unnecessary investigations. This should be considered whenever such patients complain postoperatively of ipsilateral(More)
As we enter a new era of health care in the United States with limited economic resources, there will be an increasing demand for thoughtful and critical evaluation of the diagnostic tests used in clinical medicine. To interpret the clinical utility of diagnostic tests, the physician must understand the fundamental concepts of sensitivity, specificity, and(More)