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Landslide detection and monitoring with insar technique over upper reaches of jinsha river, china

机译:金沙江上游insar技术对滑坡的检测与监测

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Three InSAR products and DEM data are involved to detect the potential landslides over Wudongde Hydropower Station Section, Jinsha River. More than ten known and unknown landslides are successfully detected. Meanwhile, Small Baseline Subsets (SBAS) InSAR technique is applied to calculate the time-series deformation of the Jinpingzi landslide. Then, in-situ georobot measurements are used for point-wise comparison. The precision in slide direction is 1.8 cm by comparing with in-situ georobot measurements. At last, the Erpingcun landslide is taken as an example to calculate the vertical and horizontal deformation components by fusing the ascending and descending line-of-sight results.
机译:涉及三个InSAR产品和DEM数据,以检测金沙江乌洞德水电站段上的潜在滑坡。成功检测出十多个已知和未知的滑坡。同时,采用小基线子集(SBAS)InSAR技术计算了金坪子滑坡的时间序列变形。然后,将原地地质机器人测量结果用于逐点比较。与现场地质机器人的测量结果相比,滑动方向的精度为1.8厘米。最后以二平村滑坡为例,结合视线上升和下降结果计算竖向和水平变形分量。

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