Peter R. Atherton

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To introduce rendered surface display technology into the production design environment, many CAD operations envision a single color video display device for <italic>download</italic> processing of selected model pictures. Creation of a single image from a typical industrial CAD model involving a large number of higher order curved surfaces will normally(More)
In the past computer graphics efforts, several researchers have demonstrated that polygon models can be used to produce images of curved surfaces that appear to be smooth and accurate. However, the authors know of no attempt to appraise such imagery by using multiple human observation ratings. The effectiveness of curved surface imagery generated from(More)
Background. Irritable bowel syndrome (IBS) is a chronic, difficult to treat condition. The efficacy of Aloe vera in treating IBS symptoms is not yet proven. The purpose of this study was to determine if Aloe vera is effective in improving quality of life. Methods. A multicentre, randomised, double-blind, cross-over placebo controlled study design. Patients(More)
OBJECTIVE To report a case of an unusual worm infestation of the eye. CLINICAL FEATURES A 28-year-old veterinary surgeon complained of the intermittent appearance of a worm in her eyes. Her previous camping travels in west and central Africa suggested the diagnosis of Loa loa, which was confirmed on surgical removal of the worm from beneath the(More)
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