Journal of Japan Society of Civil Engineers, Ser. F4 (Construction and Management)
Online ISSN : 2185-6605
ISSN-L : 2185-6605
Special Issue(Paper)
ANALYSIS OF THE EFFECT OF IMAGE ATTRIBUTES AND INSPECTION SKILLS ON IMAGE DIAGNOSIS OF BRIDGES ~USING SUPER HIGH RESOLUTION CAMERA~
Takahiro MINAMIWataru URATAMakoto FUJIUTomotaka FUKUOKAJunichi TAKAYAMA
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2019 Volume 75 Issue 2 Pages I_50-I_57

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Abstract

 The Ministry of Land, Infrastructure Transport and Tourism promote to prevent and preserve maintenance for bridges under rapidly aging infrastracture. Periodic inspection is required for all bridges, but proximity visual inspection currently is not efficient because of lack of money, inspector’s skill and inspectors. Many alternative systems are being developed to solve these problems under this conditions. In this research, "Image Visual Diagnostic System" are proposed to carry out the efficiency bridge inspection, which diagnoses damage by looking at images taken by a super high resolution camera. In this research, we focused on two issues, first one is "the influence of image attributes on diagnostic results" and second one is "the effect of inspection skills on diagnostic results". Proposing system can be solve previous problems around the bridge inspection, then we examine the influence between image attribute and inspection skill. It became clear that results of inspection are not influenced by inspection skills due to precision, recall, and F value are all positive.

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© 2019 by Japan Society of Civil Engineers
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