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Title:
管渠損傷特定装置、管渠損傷特定方法および管渠損傷特定プログラム
Document Type and Number:
Japanese Patent JP7356941
Kind Code:
B2
Abstract:
To specify a damage in a sewer accurately.SOLUTION: A sewer damage specification device includes: an image acquisition unit 201 for acquiring a first inner surface image of a first sewer; a first flat surface image generation unit 202 for generating a first ceiling development flat surface image and a first bottom part development flat surface image from the first inner surface image; a damage determination unit for determining a damage which is occurring in the first sewer by using the first ceiling development flat surface image and the first bottom part development flat surface image; a model generation unit for generating a learned damage specification model by causing an artificial intelligence to learn the determined damage and the first ceiling development flat surface image and the first bottom part development flat surface image; an image reception unit for receiving a second inner surface image of an inner surface of a second sewer; a second flat surface image generation unit for generating a second ceiling development flat surface image and a second bottom part development flat surface image from the second inner surface image; and a damage specification unit for specifying a damage which is occurring in the second sewer by using the second ceiling development flat surface image, the second bottom part development flat surface image, and the learned damage specification model.SELECTED DRAWING: Figure 2

Inventors:
Masaya Iwashita
Osamu Yamaguchi
Ken Tsunoda
Kazuya Okada
Yuki Kamagata
Application Number:
JP2020055268A
Publication Date:
October 05, 2023
Filing Date:
March 26, 2020
Export Citation:
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Assignee:
Okumura Gumi Co., Ltd.
Just Co., Ltd.
International Classes:
G01N21/954; E03F7/00; F16L55/00; F17D5/00; G06N20/00; G06T7/00
Domestic Patent References:
JP2004509321A
JP2019138755A
JP11326225A
JP2000097875A
JP2019139316A
JP6207909A
JP2018132962A
Foreign References:
WO2020036082A1
WO2004079352A1
WO2018196837A1
Attorney, Agent or Firm:
Patent Attorney Showa International Patent Office