| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method and system for identifying and tracking a pointing indicator in a video stream. <P>SOLUTION: The pointing indicator in the video stream is identified and tracked by receiving a video input signal from a video output device, extracting a plurality of frames from the video input signal and determining a position of the pointing indicator in the frames. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
