Image Preprocessing

Once document pages are loaded, FineReader Engine offers a variety of image processing options which prepare document images in a way to deliver the best OCR results:

  • Image cleaning routines to remove noise and garbage
  • Optimisation of images from digital cameras,e.g. straighten curved text lines
  • Dual-page splitting
  • Different algorithms for skew correction up to 20 degrees
  • Built-in adaptive binarisation and texture filtering


… more to come

Back to: OCR Processing Steps