Learning image templates for content anchoring and data extraction
US8285058B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 14, 2010 |
| Grant date | Oct 9, 2012 |
| Priority date | — |
| Expiry date | Nov 26, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V30/10
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Methods, and corresponding systems, of generating one or more image anchor templates for extracting data from a data field of a first class of documents are provided. The methods include generating one or more candidate image anchor templates from at least one of one or more exemplars of the first class; determining a quality score for each of the one or more candidate image anchor templates using a computer processor and known locations of the data field within the one or more exemplars of the first class; ranking the one or more candidate image anchor templates according to quality score; and selecting one or more of the most highly ranked image anchor templates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.