Results 21 to 30 of about 1,064 (166)

Time series InSAR surface deformation monitoring in extremely difficult area based on track refining control points selection

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2021
The extremely difficult area has the characteristics of extremely rugged terrain, complex geographical environment and sparse permanent scatterers. Therefore, an improved SBAS-InSAR technology is designed to monitor the surface deformation. In this paper,
Jianping PAN   +5 more
doaj   +1 more source

Deformation Analysis of Guobu Slope based on SBAS-InSAR

open access: yesAcademic Journal of Science and Technology, 2023
The Laxiwa hydropower station reservoir in the upper reaches of the Yellow River basin is located in a canyon zone. Due to its complex terrain and difficult transportation, traditional monitoring methods are difficult to implement in this area, especially during the critical deformation stage when personnel may face danger or encounter difficulty ...
Conghua Li, Long Li, Chonghui Zhang
openaire   +1 more source

Effectiveness evaluation of DS-InSAR method fused PS points in surface deformation monitoring: a case study of Hongta District, Yuxi City, China

open access: yesGeomatics, Natural Hazards & Risk, 2023
InSAR technology provides a powerful tool for detecting large-scale surface deformation. In particular, the newly developed DS-InSAR method fused PS points has obvious advantages in monitoring bare land and vegetation covered areas, but at present, there
Yongfa Li   +5 more
doaj   +1 more source

Assimilation of SBAS-InSAR Based Vertical Deformation Into Land Surface Model to Improve the Estimation of Terrestrial Water Storage

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
The gravity recovery and climate experiment (GRACE) provides an unprecedented opportunity to detect the spatial and temporal variation of the terrestrial water storage (TWS) for regional to continental scales.
Kun Chen   +7 more
doaj   +1 more source

Feasibility of Artificial Slope Hazards Identification in Regional Mountainous Highway Using SBAS-InSAR Technique: A Case Study in Lishui, Zhejiang

open access: yesApplied Sciences, 2021
Safety status of artificial slopes is significant for the operation and maintenance of highway to mitigate the risk; thus, slope hazard identification is necessary.
Zhi Hu   +6 more
doaj   +1 more source

Automatic Interferogram Selection for SBAS-InSAR Based on Deep Convolutional Neural Networks [PDF]

open access: yesRemote Sensing, 2021
<p>The small baseline subset of spaceborne interferometric synthetic aperture radar (SBAS-InSAR) technology has become a classical method for monitoring slow deformations through time series analysis with an accuracy in the centimeter or even millimeter range. Additionally, the process of calculating interferograms itself directly affects
He, Yufang   +3 more
openaire   +2 more sources

MULTI-TEMPORAL SAR INTERFEROMETRY FOR LANDSLIDE MONITORING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
In the past few years, SAR Interferometry specially InSAR and D-InSAR were extensively used for deformation monitoring related applications. Due to temporal and spatial decorrelation in dense vegetated areas, effectiveness of InSAR and D-InSAR ...
R. Dwivedi   +4 more
doaj   +1 more source

Decision-making fusion of InSAR technology and offset tracking to study the deformation of large gradients in mining areas-Xuemiaotan mine as an example

open access: yesFrontiers in Earth Science, 2022
The multi-level disturbance of underground and surface caused by coal mining activities intensifies the deterioration of the ecological environment in the mining area.
Jianquan Ma   +7 more
doaj   +1 more source

SURFACE SUBSIDENCE MONITORING IN GANZHOU AREA BASED ON SBAS-INSAR

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Abstract. In this paper, we first obtained the temporal-spatial changes of surface subsidence in Ganzhou area based on SBAS-InSAR technology using 24 scenes Sentine-1A images covering the Ganzhou area from 2018 to 2020. Then we studied the surface subsidence characteristics in the study area.
X. Li   +7 more
openaire   +3 more sources

Refined Landslide Susceptibility Mapping by Integrating the SHAP-CatBoost Model and InSAR Observations: A Case Study of Lishui, Southern China

open access: yesApplied Sciences, 2023
Landslide susceptibility mapping based on static influence factors often exhibits issues of low accuracy and classification errors. To enhance the accuracy of susceptibility mapping, this study proposes a refined approach that integrates categorical ...
Zhaowei Yao   +6 more
doaj   +1 more source

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