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水保技術

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篇名 運用時域相關點合成孔徑雷達干涉技術於大規模深層崩塌類型評估
卷期 11:1
並列篇名 Assessment of Deep-Seated Landslides Using TCP-InSAR Interferometry
作者 吳若穎陳柔妃尹孝元黃效禹鄭耕秉林慶偉
頁次 017-021
關鍵字 大規模深層崩塌崩 塌活動性觀測地表變形速率時域相關點合成孔徑雷達干涉技術空載光達影像Deep-Seated landslideTemporarily Coherent Point SAR Interferometry Light Detection and Ranging surface deformation rateMonitoring of landslide activity
出刊日期 201705

中文摘要

運用日本衛星雷達影像(ALOS/PALSAR),配合時域相關點合成 孔徑雷達干涉技術(Temporarily Coherent Point SAR Interferometry, TCP-InSAR),產製台灣山區大規模深層崩塌區位之地表年平均變形量, 配合高精度空載光達影像(Light Detection and Ranging, LiDAR)判釋之崩 塌地形特徵,藉以評估大規模深層崩塌之地表變形行為與崩塌類型。利 用TCP-InSAR 技術在台灣山區可獲取大面積地表變形資訊,可應用於 後續細部地工觀測規劃及簡易觀測配置之依據。

英文摘要

ALOS/PALSAR images and TCP-InSAR interferometry are adopted in this study to produce the average annual deformation of deep-seated landslides. The landslide terrain features are then interpreted by high-precision LiDAR mappings to assess the deformation of deep-seat landslides in Taiwan and possibly existing landslide types . A large amount of surface deformation information can be obtained through the average surface deformation produced by TCP-InSAR interferometry and then applied to conduct detailed geotechnical monitoring plan and simple observation configuration.

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