OCR recognition application of non-specific character
OCR (Optical Character Recognition) refers to the process in which electronic devices (such as scanners or digital cameras) check characters printed on paper, determine their shapes by detecting dark and light patterns, and then use character recognition methods to translate the shapes into computer text; That is, for printed characters, the text in the paper document is converted into a black and white dot matrix image file optically, and the text in the image is converted into a text format through recognition software. Or you can also output the content through the serial port, USB port, and network port.