Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 2 · column 5 of 9 · from the scan, no model involved
COBOL (COmmon Business Oriented Language) and FORTRAN (FORmula TRANslation), two of the most popular computer languages. These languages enable programmers to write instructions in words and symbols, which are translated by the machine into the ones and zeroes it understands.
After it performs its operations according to the program’s instructions, the computer decodes the ones and zeroes back into letters and numbers.
Output, too, comes in many forms — on punched cards, magnetic tapes and magnetic disks, via*t'ypewriter terminals or by a display on a cathode ray tube, I which! is similar to the picture tube m an ordinary television set.
One of the newest forms of communication with the computer is the ordinary printed document.
The Social Security Administration, for instance, uses a special optical character reader to speed the contents of documents prpared in over 200 type styles directly into computers.
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