The 71st Conference on Hydraulic Engineering
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Session Details

Oral Session / Technology and System for Management

[S28]Observation and Estimation Techniques (1)

Wed. Dec 2, 2026 9:00 AM - 10:30 AM JST
Wed. Dec 2, 2026 12:00 AM - 1:30 AM UTC
Room 6 (Conference Room 32)
Chair: Shoji Okada Chair2: Shun Kudo
9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[205]DETECTABILITY ASSESSMENT OF UNDERGROUND CAVITIES CAUSED BY SEWER DETERIORATION USING COSMIC-RAY MUON

*Naoki KOYAMA1, Keigo NAMIKAWA2, Katsuya OBUCHI1, Keiichi SUZUKI3, Tadashi YAMADA4 (1. 中央大学 研究開発機構、2. （国研）土木研究所、3. （公財）深田地質研究所、4. 中央大学 研究開発機構)
9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[206]A FUNDAMENTAL STUDY ON AN AI-BASED IMAGE ANALYSIS FOR ESTIMATING RIVERBED SURFACE GRAIN SIZE DISTRIBUTION

*Nozomu ONAKA1, Keiichiro MINE2, Shoki MATSUZAWA3, Kodai TAMURA3, Yosei YAMASAKI3, Yoshihisa AKAMATSU4 (1. 山口大学大学院 創成科学研究科、2. 基礎地盤コンサルタンツ株式会社 技術本部、3. 山口大学大学院 創成科学研究科、4. 山口大学大学院 創成科学研究科)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[207]DEVELOPMENT OF A SPATIAL ESTIMATION METHOD FOR RIVERBED MATERIAL GRAIN-SIZE DISTRIBUTION BASED ON UAV-SfM

*Kenko IHA1, Kazuki YAMANOI2, Kana NAKATANI3, Shoki TAKAYAMA4 (1. 京都大学 工学研究科社会基盤工学専攻、2. 京都大学 防災研究所、3. 京都大学 防災研究所、4. 京都大学 防災研究所)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[208]PREDICTION OF TURBIDITY INFLOW INTO DAM RESERVOIR WITH MACHINE LEARNING FOR IMPROVING SEDIMENT BYPASS OPERATION

*Ryoya FURUIE1, Sameh Ahmed KANTOUSH2, Vahid NOURANI3, Sohei KOBAYASHI4, Takahiro KOSHIBA5, Tetsuya SUMI6 (1. 国土交通省東北地方整備局 仙台河川国道事務所、2. 京都大学防災研究所、3. Civil & Environmental Eng., Center of Excellence in Hydroinformatics, Univ. of Tabriz、4. 京都大学防災研究所、5. 京都大学防災研究所、6. 京都大学防災研究所)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[209]DEEP LEARNING BASED LANDSLIDE-DAMMED LAKE DETECTION FROM CCTV MONITORING

*Cheng-Lin LU1, Gwo-Fong LIN2, Ming-Jui CHANG3, Yuan-Fu ZENG4, Sameh Ahmed KANTOUSH5 (1. Department of Urban Management, Graduate School of Engineering, Kyoto University, 2. Dept. of Civil Eng., National Taiwan University, 3. Hydrotech Research Institute, National Taiwan University, 4. Hydrotech Research Institute, National Taiwan University, 5. Disaster Prevention Research Institute, Kyoto University)
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

General discussion

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