Robert Moorhead

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No part of this book my be used or reproduced in any manner whatsoever without written permission, except in the case of brief quotations embodied in critical articles or reviews. Trademarks All terms in this book that are known to be trademarks or service marks have been marked appropriately. IEEE cannot attest to the accuracy of this information. Use of a(More)
Conventional wisdom tells us that dot product based bump mapping requires specialized hardware, but we show that this form of per-pixel lighting can be performed interactively on today's consumer class hardware with nothing more than core OpenGL functionality. The key to the approach described here is a multipass approximation of the vector dot product(More)
In this report we describe some of the remarkable achievements visualization enables and discuss the major obstacles blocking the discipline´s advancement. Our findings and recommendations reflect not only information gathered from visualization and applications scientists during two workshops on Visualization Research Challenges but also input from the(More)
OBJECTIVES Demographic and presentation profile of patients using an innovative mobile outreach clinic compared with mainstream practice. DESIGN Retrospective cohort study. SETTING Primary care mobile street health clinic and mainstream practice in Western Australia. PARTICIPANTS 2587 street health and 4583 mainstream patients. MAIN OUTCOME MEASURES(More)
Digital color images are often created and stored in a twenty-four bit format. While this provides for substantial color depth, many images such as digitized maps or satellite images would have full utility, with the possibility of even more clarity of features, with as few as sixteen colors (four bit storage). This paper details the development of HARKEN,(More)
Foundation (NSF) convened a panel to report on the potential of visualization as a new technology. 1 Last year, the NSF and US National Institutes of Health (NIH) convened the Visualization Research Challenges (VRC) Executive Committee—which was made up of the authors of this article—to write a new report. Here, we summarize that new VRC report, available(More)
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