Results 21 to 30 of about 182 (145)

Two view NURBS reconstruction based on GACO model [PDF]

open access: yesComplex & Intelligent Systems, 2021
AbstractThe key job here in the presented work is to investigate the performance of Generalized Ant Colony Optimizer (GACO) model in order to evolve the shape of three dimensional free-form Non Uniform Rational B-Spline (NURBS) curve using stereo (two) views. GACO model is a blend of two well known meta-heuristic optimization algorithms known as Simple
Deepika Saini   +3 more
openaire   +1 more source

Importance of Tropospheric Correction to C-band InSAR Measurements: Application in the 2018 Palu Earthquake

open access: yesIndonesian Journal of Geography, 2022
Long-term InSAR-based observations are prone to atmospheric delay interference. The active-phase signals emitted and recorded back by sensors during imaging are easily disturbed by the electron content in the ionospheric layer and the water vapor content
Hidayat Panuntun   +3 more
doaj   +1 more source

Evaluation of InSAR Tropospheric Delay Correction Methods in a Low-Latitude Alpine Canyon Region

open access: yesRemote Sensing, 2023
Tropospheric delay error must be reduced during interferometric synthetic aperture radar (InSAR) measurement. Depending on different geographical environments, an appropriate correction method should be selected to improve the accuracy of InSAR ...
Yanxi Zhao   +5 more
doaj   +1 more source

ATMOSPHERIC PHASE DELAY CORRECTION OF D-INSAR BASED ON SENTINEL-1A [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
In this paper, we used the Generic Atmospheric Correction Online Service for InSAR (GACOS) tropospheric delay maps to correct the atmospheric phase delay of the differential interferometric synthetic aperture radar (D-InSAR) monitoring, and we improved ...
X. Li   +4 more
doaj   +1 more source

Evaluation of InSAR Tropospheric Correction by Using Efficient WRF Simulation with ERA5 for Initialization

open access: yesRemote Sensing, 2023
The delay caused by the troposphere is one of the major sources of errors limiting the accuracy of InSAR measurements. The tropospheric correction of InSAR measurements is important.
Qinghua Liu, Qiming Zeng, Zhiliang Zhang
doaj   +1 more source

PERFORMANCE OF NUMERICAL WEATHER PRODUCTS FOR INSAR TROPOSPHERIC CORRECTION: A CASE STUDY OF A TROPICAL REGION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Tropospheric delay variability remains a significant source of error in the InSAR-derived measurements. Numerical weather models have been proposed as an alternative technique to mitigate tropospheric delays in InSAR and have become a standard procedure ...
P. Kirui, P. Kirui, B. Riedel, M. Gerke
doaj   +1 more source

Magnetic field induced strain assisted by stress in Ni-Fe-GaCo single crystals [PDF]

open access: yesEPJ Web of Conferences, 2010
Ferromagnetic shape memory alloys (FSMA) have the possibility to induced a strain by applying a magnetic field. The main advantage of the FSMA is that the strain cycling frequency is two orders of magnitude higher than coventional shape memory alloys.
Chumlyakov Y.   +5 more
openaire   +2 more sources

Comparison of tropospheric delay correction methods for InSAR analysis using a mesoscale meteorological model: a case study from Japan

open access: yesEarth, Planets and Space, 2023
A major source of error in interferometric synthetic aperture radar (InSAR), used for mapping ground deformation, is the delay caused by changes in the propagation velocity of radar microwaves in the troposphere.
Sardila Nurulhikmah Sailellah   +1 more
doaj   +1 more source

“Dışlanmış Olmanın Yıkıcı Bilinci”: Çingene ve Gaco Ekseninde Ötekilik

open access: yesEdebî Eleştiri Dergisi, 2023
Çingeneler toplumun renkli ve görünür yüzlerinden olmalarına rağmen hem yaşamın içinde hem edebiyatta gerçek anlamda tanınmayan, ihmal edilen bir topluluktur. Kapalı toplum yapısına sahip olmalarından dolayı âdetleri, yaşayışları, alışkanlıkları hakkında bilgi sahibi olunamamasının yanında edebiyatta da ancak sınırlı örneklerin içinde kendilerine yer ...
openaire   +1 more source

Implementing Centralized Waiting Lists for Patients without a Family Physician in Quebec

open access: yesHealth Reform Observer - Observatoire des Réformes de Santé, 2014
In 2008, the Québec government mandated the ninety-four Centres de Santé et des Services Sociaux (CSSS or Centres for Health and Social Services) to implement a Guichet d’Accès aux Clientèles Orphelines (GACO)—a centralized waiting list to help patients ...
Mylaine Breton   +2 more
doaj   +1 more source

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