Research Article
A Method of Effective Text Extraction for Complex Video Scene
Table 2
Text extraction false alarm rate of four different kinds of video images.
| | Video type | Number of text regions | False alarm rate (%) | | Otsu [17] | Sato et al. [18] | Lyu et al. [19] | Song et al. [20] | Shivakumara et al. [21] | Our
algorithm |
| | Movie (121 frames) | 432 | 9.8 | 9.0 | 6.9 | 8.1 | 7.5 | 6.2 | | News (85 frames) | 261 | 8.9 | 7.9 | 6.3 | 7.3 | 6.8 | 5.8 | | Sport (103 frames) | 368 | 12.8 | 10.6 | 9.2 | 9.9 | 9.6 | 8.7 | | Cartoon (86 frames) | 254 | 7.0 | 6.1 | 4.3 | 5.5 | 4.8 | 3.6 |
| | Total | 1315 | 9.6 | 8.4 | 6.7 | 7.7 | 7.2 | 6.1 |
|
|
