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A study to appear at the Proceedings of the Human Factors and Ergonomics Society showed that when a user dialog appears, the primary goal of users is typically to get rid of them as soon as possible [2] even without any analysis of the causes for the dialog appearance. When asked, users dismissed any dialog box as a distraction from their ...
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Under this principle, visual and design aspects (presentation and style) are separated from the core material and structure (content) of a document. [ 1 ] [ 2 ] [ 3 ] A typical analogy used to explain this principle is the distinction between the human skeleton (as the structural component) and human flesh (as the visual component) which makes ...
The Journal of the American Chemical Society (also known as JACS) is a weekly peer-reviewed scientific journal that was established in 1879 by the American Chemical Society. [1] The journal has absorbed two other publications in its history, the Journal of Analytical and Applied Chemistry (July 1893) and the American Chemical Journal (January ...
A well-organized slide show allows a presenter to fit visual images to an oral presentation. The old adage "A picture is worth a thousand words" holds true, in that a single image can save a presenter from speaking a paragraph of descriptive details. As with any public speaking or lecturing, a certain amount of talent, experience, and rehearsal ...
An image sometimes includes a familiar object to communicate scale. Such fiducial markers should be as culturally universal and standardized as possible: rulers, matches, batteries, pens/pencils, footballs (soccer balls), people and their body parts, vehicles, and famous structures such as the Eiffel Tower are good choices, but many others are possible.
Use the lowest bit depth that can handle all colours in your image, although some image editing programs cannot create 2-bit colour images. If you are converting an image with many colours (perhaps because somebody saved the original as a JPEG, avoid this ) to a PNG, you may want to reduce the number of colours at the same time; see Wikipedia ...