Results 21 to 30 of about 1,421 (185)

Time Series InSAR Three-Dimensional Displacement Inversion Model of Coal Mining Areas Based on Symmetrical Features of Mining Subsidence

open access: yesRemote Sensing, 2021
The three-dimensional (3-D) displacements of mining areas is the basis of studying the mining subsidence law and obtaining surface movement parameters.
Longkai Dong   +6 more
doaj   +1 more source

Method for determining weight matrix for resolving three-dimensional surface deformation using Multi-LOS D-InSAR technology

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2020
Three-dimensional surface deformation is resolved using deformations obtained from multiple line of sight differential interferometry synthetic aperture radar (multi-LOS D-InSAR).
Zhiwei Wang   +4 more
doaj   +1 more source

A Comparative Study of DEM Reconstruction Using the Single-Baseline and Multibaseline InSAR Techniques

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Interferometric SAR (InSAR) is a practical technique to derive 3-D structure of the earth's surface. This article conducts a comparative study of digital elevation model (DEM) reconstruction using the single-baseline and multibaseline InSAR ...
Shijie Liu   +6 more
doaj   +1 more source

Strategies for improving the communication of satellite-derived InSAR data for geohazards through the analysis of Twitter and online data portals [PDF]

open access: yesGeoscience Communication, 2023
Satellite-based earth observation sensors are increasingly able to monitor geophysical signals related to natural hazards, and many groups are working on rapid data acquisition, processing, and dissemination to data users with a wide range of expertise ...
C. S. Watson   +11 more
doaj   +1 more source

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

Application of Surface Deformation Monitoring in Mining Area by the Fusion of InSAR and Laser Scan Data [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Differential Synthetic Aperture Radar Interferometry (D-InSAR) as a new earth observation technique has become an important tool for monitoring ground movements caused by underground coal mining.
J. L. Huang   +3 more
doaj   +1 more source

Application research on Offset Tracking technology in monitoring oflarge surface deformation in coal mine subsidence area

open access: yesGong-kuang zidonghua, 2017
In view of problems of long monitoring cycle, low accuracy of extracted deformation quantity of surface shape existed in traditional coal mining subsidence monitoring methods, Offset Tracking technology was applied to monitoring of large deformation of ...
CHEN Shun   +3 more
doaj   +1 more source

Advanced D-InSAR techniques applied to a time series of airborne SAR data [PDF]

open access: yes2007 IEEE International Geoscience and Remote Sensing Symposium, 2007
This paper presents airborne differential SAR results using a stack of 14 images, which were acquired by the experimental SAR (E-SAR) system of the German Aerospace Center during a time span of only two and a half hours. An advanced differential technique is used to retrieve the error in the digital elevation model and the temporal evolution of the ...
Pau Prats   +4 more
openaire   +2 more sources

Decision Fusion of D-InSAR and Pixel Offset Tracking for Coal Mining Deformation Monitoring

open access: yesRemote Sensing, 2018
Ground surface subsidence is a universal phenomenon in coal mining areas which can cause serious damage to the surrounding environment. In this paper, we consider the use of differential interferometric synthetic aperture radar (D-InSAR), multi-temporal ...
Depin Ou   +4 more
doaj   +1 more source

Three Dimensional Deformation of Mining Area Detection by InSAR and Probability Integral Model [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
A new solution algorithm that combined D-InSAR and probability integral method was proposed to generate the three dimensional deformation in mining area.
H. D. Fan   +4 more
doaj   +1 more source

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