| 摘要 |
PROBLEM TO BE SOLVED: To provide a marker display update method able to resume feedback control without carrying out, for example, physical replacement of a marker or reconstruction of a marker detection program each time when a marker is not detected normally.SOLUTION: In a marker display update method used in a system that feedback-controls the operation of a control target by detecting a marker, marker display data for displaying a marker able to be displayed by a display device and marker detection data for detecting the marker able to be displayed are read from a storage device if the detection of a desired marker fails, the marker being displayed on the display device is switched to a marker displayed based on the marker display data, and the marker detection data is used for detecting the marker displayed on the display device. |
