RETROSPECTIVE CONVERSION

摘要

The present invention relates to a method and device for linking written or typed information in a document to database information from a database, comprising of: converting the written or typed information into a form suitable for a computer; selecting keywords from the converted written or typed information; drawing up a key part-word list consisting in each case of a number of successive characters of the keywords; drawing up a database word list of the database words occurring in the database; drawing up a database part-word list consisting in each case of the above stated number of successive characters of words from the database word list, wherein each database part-word contains a reference to the database word of which it forms part; comparing the key part-words from the document with the database part-word list; selecting on the basis of the comparison the database words corresponding with the keywords; and linking a document to a record of the external database on the basis of the selection of database words corresponding with the keywords.