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  2. Grayscale - Wikipedia

    en.wikipedia.org/wiki/Grayscale

    t. e. In digital photography, computer-generated imagery, and colorimetry, a grayscale image is one in which the value of each pixel is a single sample representing only an amount of light; that is, it carries only intensity information. Grayscale images, a kind of black-and-white or gray monochrome, are composed exclusively of shades of gray.

  3. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    A UPC-A barcode. A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode ...

  4. Image scaling - Wikipedia

    en.wikipedia.org/wiki/Image_scaling

    Image scaling. In computer graphics and digital imaging, image scaling refers to the resizing of a digital image. In video technology, the magnification of digital material is known as upscaling or resolution enhancement . When scaling a vector graphic image, the graphic primitives that make up the image can be scaled using geometric ...

  5. Morse code - Wikipedia

    en.wikipedia.org/wiki/Morse_code

    Morse code. Morse code is a method used in telecommunication to encode text characters as standardized sequences of two different signal durations, called dots and dashes, or dits and dahs. [3] [4] Morse code is named after Samuel Morse, one of the early developers of the system adopted for electrical telegraphy .

  6. Steam (service) - Wikipedia

    en.wikipedia.org/wiki/Steam_(service)

    Steam is a video game digital distribution service and storefront developed by Valve Corporation.It was launched as a software client in September 2003 to provide game updates automatically for Valve's games, and expanded to distributing third-party titles in late 2005.

  7. Optical aberration - Wikipedia

    en.wikipedia.org/wiki/Optical_aberration

    In optics, aberration is a property of optical systems, such as lenses, that causes light to be spread out over some region of space rather than focused to a point. [1] Aberrations cause the image formed by a lens to be blurred or distorted, with the nature of the distortion depending on the type of aberration.

  8. Economy of the Confederate States of America - Wikipedia

    en.wikipedia.org/wiki/Economy_of_the_Confederate...

    Agriculture Cotton production and export from 1861 to 1865 Sources and Ends Bales (mil- lions) Production 6.8 Ends Used in the South 0.4 to U.K. & Europe 0.5 to the North 0.9 Destroyed 3.3 Sold Postwar 1.8 The main prewar agricultural products of the Confederate States were cotton, tobacco, and sugarcane, with hogs, cattle, grain and vegetable plots. Pre-war agricultural production estimated ...

  9. Supplemental Nutrition Assistance Program - Wikipedia

    en.wikipedia.org/wiki/Supplemental_Nutrition...

    20% of all participant households have non-elderly disabled members. The average gross monthly income per food stamp household is $731; The average net income is $336. 37% of participants are White, 22% are African-American, 10% are Hispanic, 2% are Asian, 4% are Native American, and 19% are of unknown race or ethnicity.

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