Chris Newbern

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A digital lens is a user interface mechanism that is a potential solution to information management problems. We investigated the use of digital lensing applied to imagery analysis. Participants completed three different types of tasks (locate, follow, and compare) using a magnification lens with three different degrees of offset (aligned, adjacent, and(More)
Geospatial displays typically contain many data layers ranging in type and level of detail that often result in dense, occluded, and cluttered map displays. We investigated a localized, "detail on-demand" filtering strategy called semantic lensing that in certain situations provides a more efficient and desirable approach than global filtering for(More)
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