Optical character recognition or OCR works by analyzing your image and identifying characters as accurately as possible. The video gives a short overview of some Imaging techniques employed by popular OCR software. Brought to you by the online OCR service - OCR Terminal. Transcript: Optical Character recognition or OCR as it is popularly known, is the process of extracting text from images of documents. These images could have been produced by scanners, digital cameras or even mobile phones and they might contain text based information which you might have to edit. Instead of having to retype all the text, you could use OCR to make things a little easier. Let me give you an example - I just scanned a document and it looks like this. You can save it as a .tiff, .png or .jpeg file. Before your document is OCR-ed, some preprocessing actions are performed to deal with issues typically associated with scanned images. -Such skewed images typically result from a sheet-fed scanner as opposed to a ...