Links

• Best Font and Size for OCR
  • OCR-A: Download
    • Also known as ISO 1073-1:1976
    • Known as DIN 66008 in Germany
    • The original OCR font format as seen on bank checks, credit cards, license plates and US postal mail.
  • OCR-B
    • Follows the ISO 1073/II-1976 (E) standard.
    • It is widely used for the human readable digits in UPC / EAN barcodes.
    • It has been created to get financial features, bank-oriented specifically.
    • Developed to recognize curved characters. It is easier for the human eye to read and it has a less technical look.
  • Both OCR-A and OCR-B come in sizes I, III and IV. These sizes only represent character spacing and all font sizes must be in 12-point in order to meet the ANSI standard requirement
  • The best font is OCR-B.
  • USPS mail requires an OCR-A font at point-size 9
• Gamera project
  • Gamera is not a packaged document recognition system, but a toolkit for building document image recognition systems. It makes the development of new recognition system quite easy, though this still requires some time commitment. Gamera is a cross platform library for the Python programming language. Apart from providing a set of commonly needed functionality for document image analysis, Gamera additionally allows for custom extensions as C++ or Python Plugins and as Toolkits.