| 摘要 |
<p>Search requests are processed in order to compensate for characters and character strings misread during OCR scanning. After an alphanumeric search is entered (50), the system determines variant words associated with the entered alphanumeric search request according to a predefined table of possible OCR errors, the OCR(s) error probability of occurrence and a predefined threshold of probability of occurrences (52). When the processing is complete, a search engine then uses the variant words to search a database containing OCR scanned documents (54).</p> |
