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DATUM FEATURE EXTRACTION AND DEFORMATION ANALYSIS METHOD BASED ON NORMAL VECTOR OF POINT CLOUD
Deformation Analysis Point Cloud Normal Vecto Datum Feature Cubic B-spline Curve
2018/5/15
In order to solve the problem lacking applicable analysis method in the application of three-dimensional laser scanning technology to the field of deformation monitoring, an efficient method extractin...
Surface Deformation Investigated With SBAS-DINSAR Approach Based on Prior Knowledge
Satellite remote sensing SAR Interferometric SAR (InSAR) Deformation analysis Hazard mapping Surface deformations
2015/11/20
Although Differential Synthetic Aperture Radar Interferometry (DInSAR) has been successfully used for deformation mapping, it is easily suffered from both spatial and temporal decorrelation which limi...
A new method of sensing the vibrational motions of a exible structure by measuring the di erence in GPS (global positioning system) carrier phase at separate antennas on the structure is presented.
Signal Deformation Monitoring for Dual-Frequency WAAS
Signal Deformation Monitoring Dual-Frequency WAAS
2015/6/24
Previous signal deformation analyses and monitor designs have primarily focused only on threats to the L1 C/A code. They have traditionally relied on a combination of empirical measurements and analyt...
An Improved Multi-Temporal Insar Method for Increasing Spatial Resolution of Surface Deformation Measurements
Multi-temporal InSAR hierarchical analysis spatial resolution Pearson correlation coefficient deformation extraction
2014/4/22
The multi-temporal interferometric synthetic aperture radar (InSAR) technology has proven very useful in extracting surface deformation with time series of SAR images over a study area. To increase sp...
IMAGE-BASED DEFORMATION MONITORING OF STATICALLY AND DYNAMICALLY LOADED BEAMS
close range digital photogrammetry camera image acquisition three-dimensional precision reconstruction
2014/4/25
Structural health monitoring of civil infrastructure systems is an important procedure in terms of both safety and serviceability. Traditionally, large structures have been monitored using surveying t...
Multiscale InSAR Time Series (MInTS) analysis of surface deformation
Multiscale InSAR Time Series analysis surface deformation
2014/4/9
We present a new approach to extracting spatially and temporally continuous ground deformation fields from interferometric synthetic aperture radar (InSAR) data. We focus on unwrapped interferograms f...
A survey of volcanic deformation on Java using ALOS PALSAR interferometric time series
InSAR Java L‐band PALSAR deformation volcanoes
2014/4/9
Of the hundreds of volcanic centers throughout the Indonesian archipelago, few are adequately monitored for pre‐eruptive activity due to socioeconomic and logistical barriers, with the result that vol...
Some thoughts on the use of InSAR data to constrain models of surface deformation: Noise structure and data downsampling
correlated noise InSAR Little Skull Mountain
2014/4/9
Repeat-pass Interferometric Synthetic Aperture Radar (InSAR) provides spatially dense maps of
surface deformation with potentially tens of millions of data points. Here we estimate the actual covaria...
An InSAR-based survey of volcanic deformation in the southern Andes
An InSAR-based survey volcanic deformation in the southern Andes
2014/4/9
We use Interferometric Synthetic Aperture Radar(InSAR) to search for surface deformation in the southern Andes (40S–46Sand49S–53S) associated with magmatic processes. Although the available data a...
An InSAR-based survey of volcanic deformation in the central Andes
InSAR volcano South America
2014/4/9
We extend an earlier interferometric synthetic aperture radar (InSAR) survey covering about 900 remote volcanos of the central Andes (14–27S) between the years 1992 and 2002. Our survey reveals broa...