Title:
RIVER RISK LEVEL DETERMINING DEVICE, RIVER RISK LEVEL DETERMINING METHOD, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2019/107528
Kind Code:
A1
Abstract:
According to the present invention, a water region detecting unit (11) detects, in a determination target region set in an input image captured of a river, a water region covered by water. An area ratio calculating unit (12) calculates the ratio of the area of the water region to the area of the determination target region. A risk level determining unit (13) calculates the level of flooding risk of the river on the basis of the calculated ratio.
Inventors:
ISHIKAWA MASUMI (JP)
Application Number:
PCT/JP2018/044110
Publication Date:
June 06, 2019
Filing Date:
November 30, 2018
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G01D21/00; G06T7/62; G06V10/25; G06V20/13; G08B21/10; G08B25/00
Foreign References:
| JP2005149035A | 2005-06-09 | |||
| JP2007256254A | 2007-10-04 | |||
| JP2002256525A | 2002-09-11 |
Attorney, Agent or Firm:
SHIMOSAKA Naoki (JP)
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