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Digital Imaging

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TermDefinition
Digital Imaging the creation, processing and sharing of computerized image files.
Image acquisition the action of retrieving an image from some source
Image Processing the manipulation of a digitized image
Aspect Ratio the ratio of the width to the height of an image or screen
Compression data compression for the purpose of reducing the redundancy of the image and to store or transmit data in an efficient form
Storage the retention of retrievable data on a computer or other electronic system
Printing output from a computer that is sent to a printer to produce a hardcopy on paper
Displaying output from a computer that is displayed on a monitor or other electronic device
Resolution refers to the sharpness and clarity of an image, measured in terms of ppi and dpi
PPI pixels per inch, measurement used for images displayed on screen
DPI dots per inch, measurement used in printing images
Pixel the basic unit of color on a computer display or in a computer image
Megapixel a unit of measurement of the capacity of a digital camera
Lossy a term meaning "with losses", used to describe image file formats that discard data due to compression
Lossless a term used to describe an image compression file format that retains all the data from the initial image file when decompressed
Optimized a file will be as compressed as small as possible while still offering good visual clarity
Created by: Diego14
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