Automatic Parcel Sorting System

Use these Next and Back buttons to page forward and backwards between the pages.     Back to Automatic Parcel Sorting System Homepage   Image Binarization, OCR, and Postal Directory Look-up The images contain graphics, textured background, colored labels, and text at different size and width. Adaptive binarization is a crucial step in order to improve OCR input image quality. To overcome the large variances in address syntaxes, and OCR errors due to the poor image quality, the decoding is completed by a postal directory look-up process. Using this method, up to four "hard" OCR errors can be corrected with virtually no substitution errors. Back to top of page