Vol. 75, No. 6, Ser. No. 365 March 2023
Contents
Paper
Extraction of rockfall sources by AI based on digital data －Proposal of DX for erosion control－
Takeharu SATO, Kotaro KANEMOTO and Tetsuya ODA 3
Technical Notes
Development of an automatic large woody debris counting system for hydraulic model experiments using YOLOv5
Teppei MATSUMOTO, Yasuhiro TAHATA, Naoko MORIMOTO, Hirotaka FUJIMOTO, Hitoshi NAGAI, Masato MURAKAMI, Hirokazu IIDA, Yuya TAKAHASHI and Ryosuke OKUYAMA 12
Reduction of hydrostatic pressure using drains on reinforcement of an existing Sabo dam
Tomoyuki NORO, Akira YOSHIMURA, Masaru MIYASHITA, Toshihisa MURANAKA, Hirohisa MURAMATSU, Tomoyuki HOUYA, Masaharu FUJITA, Takahisa MIZUYAMA and Takahiro ITOH 17
Disaster Report
Landslide hazards induced by heavy rainfall on August 2022 in Iide Town, Yamagata Prefecture
Hiroshi MORI, Ryu NODA, Takashi KOI, Ching‐Ying TSOU, Kenichi ARAI, Toshiyuki KON, Yukiko SAKURAI, Misa TSUSHIMA, Haruka SAITO, Tatsuya SATO, Manabu KOUBU, Shunsuke OHTSUBO, Hideto KANEKO, Satoshi NIWA, Chinatsu MORI, Shinjiro MATSUO, Hajime IKEDA, Yushi KUDO, Kazuki KITAMURA, Kazunori HAYASHI, Takeo SAGAE, Katsuto NISHIO, Kazuma YAMAGUCHI and Tetsurou KAIWA 25