| 摘要 |
Provided is a method of detecting and tracking lips accurately despite a change in a head pose. A plurality of lips rough models and a plurality of lips precision models may be provided, among which a lips rough model corresponding to a head pose may be selected, such that lips may be detected by the selected lips rough model, a lips precision model having a lip shape most similar to the detected lips may be selected, and the lips may be detected accurately using the lips precision model. |
