Results 41 to 50 of about 861 (259)

PSI Spatially Constrained Clustering: The Sibari and Metaponto Coastal Plains

open access: yesRemote Sensing, 2023
PSI data are extremely useful for monitoring on-ground displacements. In many cases, clustering algorithms are adopted to highlight the presence of homogeneous patterns; however, clustering algorithms can fail to consider spatial constraints and be ...
Nicola Amoroso   +8 more
doaj   +1 more source

Space-Based Displacement Monitoring of Coastal Urban Areas: The Case of Limassol’s Coastal Front

open access: yesRemote Sensing, 2022
In the last five years, the urban development of the city of Limassol has rapidly increased in the sectors of industry, trade, real estate, and many others.
Kyriaki Fotiou   +7 more
doaj   +1 more source

Exploitation of the full potential of Persistent Scatterer Interferometry data [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Abstract. The potential of Persistent Scatterer Interferometry (PSI) for deformation monitoring has been increasing in the last years and it will continue to do so in the short future, especially with the advent of the Sentinel-1 mission. The full exploitation of this potential requires two important components.
M. Crosetto   +4 more
openaire   +4 more sources

Analysis of the performance of polarimetric PSI over distributed scatterers with Sentinel-1 data

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2023
Sentinel−1 (S1) data enables effective monitoring of displacements using persistent scatterer interferometry (PSI). S1 includes VV and VH polarization channels, allowing us to apply polarimetric techniques to PSI.
Jiayin Luo   +2 more
doaj   +1 more source

Investigations on the nature of Persistent Scatterers based on simulation methods [PDF]

open access: yes2011 Joint Urban Remote Sensing Event, 2011
Using long-time coherent scatterers in SAR data, called Persistent Scatterers (PSs), the deformation signal of objects can be measured from space. However, the nature of the corresponding image signatures is not known in detail. Methods focused on the simulation of highly detailed object models help to understand the origin of PSs.
Auer, Stefan   +2 more
openaire   +2 more sources

PERSISTENT SCATTERER INTERFEROMETRY USING SENTINEL-1 DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Abstract. This paper is focused on deformation monitoring using a Persistent Scatterer Interferometry technique and the interferometric SAR data acquired by the Sentinel-1 satellite of the European Space Agency. The first part of the paper describes the procedure used to process and analyze Sentinel-1 interferometric SAR data.
M. Crosetto   +5 more
openaire   +5 more sources

PSDefoPAT—Persistent Scatterer Deformation Pattern Analysis Tool

open access: yesRemote Sensing, 2023
Persistent Scatterer Deformation Pattern Analysis Tool, for short PSDefoPAT, was designed to assign each measuring point of an advanced DInSAR data set a best-fitting time series model based on its displacement time series. In this paper, we will outline the operating principles of the tool.
Evers, Madeline   +3 more
openaire   +4 more sources

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

DNA methylation and expression of MAPRE3 affect overall survival of early‐stage non‐small cell lung cancer patients

open access: yesMolecular Oncology, EarlyView.
Both cg12821679MAPRE3 methylation and MAPRE3 expression are significantly associated with overall survival (OS) of non‐small cell lung cancer. Meanwhile, MAPRE3 expression significantly modified the effect of smoking cessation on OS. Smoking cessation benefits OS merely for patients with high MAPRE3 expression.
Chao Chen   +14 more
wiley   +1 more source

Joint Estimation of Ground Displacement and Atmospheric Model Parameters in Ground-Based Radar

open access: yesRemote Sensing, 2023
Atmospheric delay is the primary error in ground-based synthetic aperture radar (GBSAR). The existing compensation methods include the external meteorological data correction method, the polynomial fitting method, and the persistent scatterers SAR ...
Yan Zhu   +5 more
doaj   +1 more source

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