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What is the best free OCR software for accurately scanning and converting documents to editable digital files?
The Tesseract OCR engine, used in many free OCR software, was developed by Google and can recognize text in over 120 languages, including right-to-left written languages like Hebrew and Arabic.
Some OCR software can detect and correct common errors, such as misrecognized characters, using a process called "error correction" or "post-processing".
FreeOCR, a popular free OCR software, uses the Tesseract OCR engine and can output scanned PDFs and multi-page TIFF images as plain text or Microsoft Word documents.
Optical Character Recognition (OCR) technology has its roots in the 1920s, when Emanuel Goldberg, a Russian-born inventor, developed the first OCR system.
The accuracy of OCR software can be affected by factors such as image quality, font style, and language, with some software performing better than others in specific scenarios.
Some OCR software, like Nanonets, use artificial intelligence (AI) to extract data from documents and classify them without human intervention.
The concept of OCR is based on pattern recognition, where software recognizes patterns in images to identify characters and extract text.
Many free OCR software have limitations, such as limited page count or file size, to encourage users to upgrade to paid versions.
OCR technology has numerous applications beyond document scanning, including handwriting recognition, facial recognition, and autonomous vehicles.
Some OCR software, like Readiris, can recognize text in multiple languages simultaneously, making it a useful tool for international businesses and researchers.
The quality of the scanned image or document can significantly affect the accuracy of OCR software, with high-contrast and high-resolution images yielding better results.
Some OCR software, like Rossum, are specifically designed for scanning business documents, such as invoices and receipts, and can extract specific data, like dates and amounts.
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