04 - Resolution photoshop new resolutions mary et boyle ph.d department of cognitive science ucsd cogs 3 introduction to computing image resolution

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1 photoshop new resolutions mary et boyle, ph.d. department of cognitive science ucsd cogs 3 introduction to computing Resolution cogs 3 introduction to computing image resolution “… the number of pixels (individual points of color) contained on a display monitor, expressed in terms of the number of pixels on the horizontal axis and the number on the vertical axis. The sharpness of the image on a display depends on the resolution and the size of the monitor. The same pixel resolution will be sharper on a smaller monitor and gradually lose sharpness on larger monitors because the same number of pixels are being spread out over a larger number of inches.” Whatis.com cogs 3 introduction to computing Print Resolution Image Type Minimum Better Web graphic/JPEG or GIF 100 300 Photo 300 600 Photo (to be enlarged) 600 1200 Line Art 300 600 Slides/Negatives 1200 2400 Monochrome images or text 150 300 cogs 3 introduction to computing Bitmap white pixel blue pixel cogs 3 introduction to computing Images copyright © Adobe Systems Incorporated Vector Images
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2 cogs 3 introduction to computing Bit Depth Bit Depth Formula Number of Colors 1-bit 2 1 2 2-bit 2 2 4 3-bit 2 3 8 4-bit 2 4 16 5-bit 2 5 32 6-bit 2 6 64 7-bit 2 7 128 8-bit 2 8 256 24-bit 2 24 16,777,216 A bit is the smallest unit of measurement regarding computer data. Bit depth
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This note was uploaded on 01/23/2010 for the course COGS taught by Professor Staff during the Spring '10 term at UCSD.

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04 - Resolution photoshop new resolutions mary et boyle ph.d department of cognitive science ucsd cogs 3 introduction to computing image resolution

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