Article: The Graphic Problem
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The Graphic Problem
Digital printing has revolutionized the sign industry. Current printers can reproduce an image at 1440 dpi (dots per inch) at virtually any size. But they are worthless if the original image is of low resolution. We define resolution using pixels. A pixel is commonly thought of as the smallest individual unit of an image (tiny dots if you will). If the pixel content is low, the image will look fuzzy. Anyone that has blown up a picture in a popular program like Adobe Photoshop has experienced the pixilation of an image. The most common way to express the resolution of an image is via two integers: the first is the number of pixel columns or width and the second is the number of pixel rows or height. Another common way to express resolution is by giving the total number of pixels in the i...
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