发明名称 |
Slow change detection system |
摘要 |
A slow change detection system includes: an image acquisition unit adapted to acquire a photographed image including consecutive images of a monitored object; a reference image acquisition unit adapted to acquire a reference image corresponding to the photographed image of the monitored object; a reference image area extraction unit adapted to extract, from the reference image, a reference image area that is an area corresponding to a photographed area of the photographed image; a change detection unit adapted to acquire a change area that is an area of the photographed image which is different from the reference image area and acquire a slow change area by excluding, from the acquired change area, a sudden change area derived from a history of the change area; and a display control unit adapted to superimpose and display information indicating the slow change area on the photographed image. |
申请公布号 |
EP2874100(A2) |
申请公布日期 |
2015.05.20 |
申请号 |
EP20140193586 |
申请日期 |
2014.11.18 |
申请人 |
YOKOGAWA ELECTRIC CORPORATION |
发明人 |
ISHIKAWA, TETSUYA;OKABE, NOBUO;ISHII, YOSUKE;KAMADA, KEN'ICHI |
分类号 |
G06K9/00;G06T7/00 |
主分类号 |
G06K9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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