Encyclopedia · 176 concepts

Computer Vision · intermediate · concept 105 of 176

OCR & Document AI

Reading text out of scans, PDFs, and photos, then understanding the document's structure: tables, forms, signatures, layouts. Classic OCR engines like Tesseract now share the field with vision-language models that read a whole invoice and answer questions about it directly.

Key terms

OCRLayout analysisTable extractionDocument VQAHandwriting recognition

Where you meet it in the real world

Invoice processing, KYC document checks, digitizing archives, receipt scanning, accessibility

Videos