Method of providing an indication of quality of a document image and an apparatus therefor
US7266230B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 10, 2002 |
| Grant date | Sep 4, 2007 |
| Priority date | — |
| Expiry date | Dec 1, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V10/993
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of providing an indication of quality of an image of a document comprises the steps of (a) storing apriori data which is representative of a line contained in at least one field associated with the document, (b) receiving image data which is representative of the image of the document, (c) retrieving the stored apriori data based upon a first portion of the document image data, (d) comparing a second portion of the document image data with the retrieved apriori data, (e) providing an indication of quality of the image of the document based upon the comparison of the second portion of the document image data with the retrieved apriori data, and (f) processing the status signal to alert an operator of quality of the image of the document being below a predetermined threshold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.