Method and device for character area identification
US10157326B2 · kind B2 · utility
47Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2016 |
| Grant date | Dec 18, 2018 |
| Priority date | — |
| Expiry date | Mar 3, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/10004
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and a device for area identification are provided in the disclosure. The method includes: binarizing a text area including a row of characters; calculating a histogram in a vertical direction of the binarized text area, wherein the histogram includes abscissas of pixels in each column and corresponding accumulated values of foreground color pixels of the pixels in each column; and identifying a character area of each of one or more characters in the text area according to distribution information of the accumulated values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.