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In machine vision system the computer is able to see. It consists of video cameras, analog-to-digital conversion and digital signal processing. They are used for automatic measurement and inspection. Sensitivity and resolution are some of its main features, which are both interdependent. It is used in many industrial sectors for different applications like electronic component analysis, optical character recognition, medical image analysis, for recognition of handwriting, for identification of signature, for official material examination, currency inspection, pattern recognition, object recognition etc. There are different types of these systems available in the market like the high-speed digital machine-vision system, high performance machine-vision system, general-purpose machine vision system and many more suiting different industrial purposes.
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