| 摘要 |
<p>PURPOSE:To attain the unattendance of supervision by comparing and collating inputted picture information with a set specific picture information pattern. CONSTITUTION:A pattern detector 11 collates and compares a picture data inputted from a data receiver 6 with a specific picture information pattern stored in a pattern setting device 10. When they are coincident or similar with each other, a coincidence information message is outputted to a message output device 12 and informed or recorded as required.</p> |
