Results 1 to 10 of about 1,050,180 (240)

Time Series Analysis of Very Slow Landslides in the Three Gorges Region through Small Baseline SAR Offset Tracking [PDF]

open access: yesRemote Sensing, 2017
Sub-pixel offset tracking has been used in various applications, including measurements of glacier movement, earthquakes, landslides, etc., as a complementary method to time series InSAR. In this work, we explore the use of a small baseline subset (SBAS)
Luyi Sun, Jan-Peter Muller, Jinsong Chen
doaj   +6 more sources

An Enhanced Offset Tracking Method: Providing Auxiliary Information for DInSAR Phase Filtering in Urban Areas [PDF]

open access: yesSensors, 2023
In the application of synthetic aperture radar differential interferometry in urban environments, it is easy to regard the phase change in the deformation band of buildings under construction as noise that requires filtering.
Qingyu Liu   +3 more
doaj   +2 more sources

Cross-Correlation Stacking for Robust Offset Tracking Using SAR Image Time-Series

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Offset tracking is widely applied for measuring ground surface displacements from remote sensing data. Displacements are determined by the offset where two image templates match best. The match can be evaluated with normalized cross correlation (NCC), in
Shiyi Li, Silvan Leinss, Irena Hajnsek
doaj   +3 more sources

Integration of PSI, MAI, and Intensity-Based Sub-Pixel Offset Tracking Results for Landslide Monitoring with X-Band Corner Reflectors—Italian Alps (Corvara)

open access: yesRemote Sensing, 2018
This paper presents an analysis of the integration between interferometric and intensity-offset tracking-based SAR remote sensing for landslide hazard mitigation in the Italian Alps.
Mehdi Darvishi   +3 more
doaj   +3 more sources

An Adaptive Offset Tracking Method with SAR Images for Landslide Displacement Monitoring

open access: yesRemote Sensing, 2017
With the development of high-resolution Synthetic Aperture Radar (SAR) systems, researchers are increasingly paying attention to the application of SAR offset tracking methods in ground deformation estimation. The traditional normalized cross correlation
Jiehua Cai   +3 more
doaj   +3 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   +3 more sources

Big Gradient Deformation Monitoring in Open-pit Mine Based on SAR Offsets Tracking Techniques

open access: yesTaiyuan Ligong Daxue xuebao, 2021
The influence of different parameters on the offset tracking calculation results was analyzed. Then, the offset tracking method based on texture features was added to the offset tracking tool of SNAP8.0.
Jun SUN, Jin ZHANG
doaj   +1 more source

SAR Offset Tracking Based on Feature Points

open access: yesFrontiers in Earth Science, 2022
The offset tracking approach has been widely used to measure large ground deformation as a complement to Interferometric Synthetic Aperture Radar (InSAR) when its coherence is poor and/or the deformation gradient is large.
Lincai Peng   +5 more
doaj   +1 more source

Multipath Mitigation for BOC Signals Based on Prompt-Assisted-Offset Correlator

open access: yesRemote Sensing, 2023
Tracking ambiguity and multipath are two serious threats in processing binary offset carrier (BOC) signals that are widely used in global navigation satellite systems (GNSS).
Zhenyu Tian, Xiaowei Cui, Mingquan Lu
doaj   +1 more source

Disturbance Observer-Based Offset-Free Global Tracking Control for Input-Constrained LTI Systems with DC/DC Buck Converter Applications

open access: yesEnergies, 2020
This paper presents an offset-free global tracking control algorithm for the input-constrained plants modeled as controllable and open-loop strictly stable linear time invariant (LTI) systems.
Kyunghwan Choi   +2 more
doaj   +1 more source

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