Results 121 to 130 of about 2,452 (208)

Improved Landslide Monitoring in Low-Coherence Mountainous Areas: A Coherence-Enhanced Multitemporal InSAR Approach

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
High-precision measurement in low-coherence areas remains challenging for multitemporal synthetic aperture radar interferometry (InSAR). For instance, over the regions covered by dense vegetation, InSAR merely provides sparse measurement points (MPs) due
Youdong Chen   +6 more
doaj   +1 more source

Matching of multi-source InSAR point clouds for elevation reconstruction and deformation monitoring

open access: yesGeo-spatial Information Science
Frequent human activity associated with rapid urbanization may lead to land subsidence and instability of buildings. High-resolution synthetic aperture radar (SAR) interferometry plays a significant role in urban monitoring.
Wenqing Wu   +6 more
doaj   +1 more source

Mass movement susceptibility mapping using satellite optical imagery compared with InSAR monitoring: Zigui County, Three Gorges region, China [PDF]

open access: yes, 2010
Mass movements on steep slopes are a major hazard to communities and infrastructure in the Three Gorges region, China. Developing susceptibility maps of mass movements is therefore very important in both current and future land use planning.
Zeng, Q.   +20 more
core  

Vegetation, topography and snow melt at the Forest-Tundra Ecotone in arctic Europe: a study using synthetic aperture radar [PDF]

open access: yes, 2003
This research was conducted as part of DART (Dynamic Response of the Forest-Tundra Ecotone to Environmental Change), a four year (1998-2002) European Commission funded international programme of research addressing the potential dynamic response of the ...
Dean, Andrew Mark
core  

Production of regional 1 km x 1 km water vapor fields through the integration of GPS and MODIS data [PDF]

open access: yes, 2004
<p>Atmospheric water vapor is a crucial element in weather, climate and hydrology. With the recent advance in Global Positioning System (GPS) Meteorology, ground-based GPS has become an operational tool that can measure precipitable water vapor ...
Li, Z.
core  

Measuring and modelling deformation during the Dabbahu (Afar) rifting episode [PDF]

open access: yes, 2010
In September 2005, a 60-km-long dyke intruded the Dabbahu segment of the Nubia-Arabia plate boundary (Afar, Ethiopia), marking the beginning of an ongoing rifting episode.
Hamling, Ian
core  

Advanced Synthetic Aperture Radar Observations with Clusters of SAR Satellites [PDF]

open access: yes, 2001
This paper provides an overview over the advantages and applications of clusters of SAR satellites. It describes the orbit mechanisms for stable configuration flights and how they have evolved from ERS Tandem to the Interferometric CartWheel.
Werner, Marian   +5 more
core  

On the monitoring of surface displacement in connection with volcano reactivation in Tenerife, Canary Islands, using space techniques [PDF]

open access: yes, 2002
Geodetic volcano monitoring in Tenerife has mainly focused on the Las Cañadas Caldera, where a geodetic micronetwork and a levelling profile are located.
González-Matesanz, FJ.   +18 more
core   +1 more source

Geodetic Synthetic Aperture Radar Interferometry [PDF]

open access: yes, 2019
This thesis is dedicated to merging the capabilities of Synthetic Aperture Radar Interferometry (InSAR) and SAR geodetic techniques, a framework referred to as geodetic InSAR.
Montazeri, Sina
core  

Advanced Digital Beamforming Architectures and Operation Modes for and Enhanced SIGNAL Mission Concept [PDF]

open access: yes, 2012
Recently, a team of scientist lead by the German Aerospace Center (DLR) have proposed a Ka-band single-pass interferometric mission concept named SIGNAL (SAR for Ice, Glacier aNd globAL Dynamics). SIGNAL main goal is to estimate accurately and repeatedly
López-Dekker, Paco   +4 more
core  

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