| 摘要 |
A method for identifying virtual visual information in at least two images from a first sequence of successive images of a visual scene comprising real visual information and said virtual visual information , comprises the steps of
- performing feature detection on at least one of said at least two images,
- determining the movement of the detected features between said at least two images, thereby obtaining a set of movements,
- identifying which movements of said set pertain to movements in a substantially vertical plane, thereby obtaining a set of vertical movements
- relating the features pertaining to said vertical movements to said virtual visual information in said at least two images, such as to identify the virtual visual information Arrangements for performing embodiments of the method are disclosed as well. |
