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The Indian-head test pattern is a test card that gained widespread adoption during the black-and-white television broadcasting era as an aid in the calibration of television equipment. It features a drawing of a Native American wearing a headdress surrounded by numerous graphic elements designed to test different aspects of broadcast display.
Reflections: black and white areas to the sides of the circle; Focus: diagonal black and white stripes; Picture into sync: triggered by the castellations; The card was available as individual rolls of test film in the UK and many Commonwealth countries up until the end of the black-and-white television era. [8] [9]
Examples of computer clip art, from Openclipart. Clip art (also clipart, clip-art) is a type of graphic art. Pieces are pre-made images used to illustrate any medium. Today, clip art is used extensively and comes in many forms, both electronic and printed. However, most clip art today is created, distributed, and used in a digital form.
The results of the test showed that the black group performed much better than the white group. White students performed more poorly on this test than blacks, suggesting that there are important dissimilarities in the cultural backgrounds of blacks and whites. The results of these tests and examination of the BITCH-100 confirmed Robert Williams ...
The test was created by Gerald S. Blum in 1947, [1] who was later Professor of Psychology at the University of Michigan. [2] The drawings depicted a family of cartoon dogs in normal situations which could be related to psychoanalytic theory. The main character, "Blacky", was accompanied by a sibling Tippy, and by a mother and father.
Black-and-white photography is considered by some to be more subtle and interpretive, and less realistic than color photography. [ 3 ] : 5 Monochrome images are not direct renditions of their subjects, but are abstractions from reality, representing colors in shades of grey.
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The names black-and-white, B&W, monochrome or monochromatic are often used, but can also designate other image types with only one sample per pixel, such as grayscale images. In Photoshop parlance, a binary image is the same as an image in "Bitmap" color mode.