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Optical mark recognition (OMR) is the scanning of paper to detect the presence or absence of a mark in a predetermined position. [4] Optical mark recognition has evolved from several other technologies. In the early 19th century and 20th century patents were given for machines that would aid the blind. [2]
Insert question mark: sp: Spell out: Used to indicate that an abbreviation should be spelled out, such as in its first use stet: Let it stand: Indicates that proofreading marks should be ignored and the copy unchanged tr: transpose: Transpose the two words selected wf: Wrong font: Put text in correct font ww [3] Wrong word: Wrong word used (e.g ...
Pęczarski's 1845 work Card-sharpers by candlelight, depicting a card whose back has been marked, possibly using wax to add lines which become slightly visible when reflecting light. Card marking is the process of altering playing cards in a method only apparent to marker or conspirator, such as by bending or adding visible marks to a card.
Prehistoric hunters used tracking principally to gather food. Even in historic times, tracking has been traditionally practiced by the majority of tribal people all across the world. The military and intelligence agencies also use tracking to find enemy combatants in the bush, land, sea, and desert.
He is a Japanese-Korean boy who does not like his own name. He has 3 names. James (English), Takuya (Japanese), Kim Bok-nam (Korean). Nuri 누리 30 May First appears in Treasure Hunting in Turkey. He likes Do To-ri (who he was initially mistaken as a girl), but later likes Reyna, a girl in Israel. He is Muslim. Professor William 윌리엄 25 March
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Typically, genuine banknotes are printed on paper based on cotton fibers and do not contain the starches that are reactive with iodine. When the pen is used to mark genuine bills, the mark is yellowish or colourless. Such pens are most effective against counterfeit notes printed on a standard printer or photocopier paper. [1]
The pilot/gunner had to look into the narrow field folded prismatic telescopic sight at the top of the device, a drawback corrected in the later Mark II. After tests with two experimental gyro gunsights which had begun in 1939, the first production gyro gunsight was the British Mark I Gyro Sight, developed at Farnborough in 1941.