Filters








8 Hits in 6.9 sec

Investigation of the capability of the Compact Polarimetry mode to Reconstruct Full Polarimetry mode using RADARSAT2 data

S. Boularbah, M. Ouarzeddine, A. Belhadj-Aissa
2012 Advanced Electromagnetics  
Both the polarimetric signatures based on the kennaugh matrix and the Freeman and Durden decomposition in the context of this compact polarimetry mode are explored.  ...  Souyris et al. proposed a DP mode called compact polarimetry (CP) which is able to reduce the complexity, cost, mass, and data rate of a SAR system while attempting to maintain many capabilities of a fully  ...  Acknowledgements The authors would like to thank the Canadian Space Agency for kindly providing the polarimetric RADARSAT2 data used in this paper in the frame of the SOAR program under the #1670 project  ... 
doi:10.7716/aem.v1i1.12 fatcat:sbx3ta36yfdzbdjizpt5nzyarm

ASSESSMENT OF L-BAND SAR DATA AT DIFFERENT POLARIZATION COMBINATIONS FOR CROP AND OTHER LANDUSE CLASSIFICATION

Dipanwita Haldar, Anup Das, Shiv Mohan, Om Pal, Ramesh S. Hooda, Manab Chakraborty
2012 Progress in Electromagnetics Research B  
Circular and various modes of hybrid polarimetric data (where the transmitter polarization is either circular or orientated at 45 • , called π/4 and the receivers are at horizontal and vertical polarizations  ...  on ground truth measurements using maximum-likelihood distance measures derived from the complex Wishart distribution of SAR data at various polarization combinations.  ...  Navalgund, Director, Space Applications Centre for his support and guidance to carry out the present work.  ... 
doi:10.2528/pierb11071106 fatcat:pkwabwydmnb6hbyzyonkr64hiq

Basic Principles of SAR Polarimetry [chapter]

C. López-Martínez, E. Pottier
2021 Remote Sensing and Digital Image Processing  
First of all, the basic principles of wave polarimetry (which deals with the representation and the understanding of the polarization state of an electromagnetic wave) and scattering polarimetry (which  ...  concerns inferring the properties of a target given the incident and the scattered polarized electromagnetic waves) are given.  ...  φ -π/4 π/4 0 π/2 ? ?  ... 
doi:10.1007/978-3-030-56504-6_1 fatcat:ecmbxtyswndetphlaksiyfdx6y

Recent Trend and Advance of Synthetic Aperture Radar with Selected Topics

Kazuo Ouchi
2013 Remote Sensing  
A short review is presented on the recent trend and development of SAR and related techniques with selected topics, including the fields of applications, specifications of airborne and spaceborne SARs,  ...  The general trends are that the spatial resolution is becoming finer, and different beam modes are available including high-resolution spotlight and wide-swath scan modes with coarser resolution (see Remote  ...  Sugimoto of National Defense Academy, Japan for processing ALOS-PALSAR data, and to G.M. Martin of GMV Aerospace, Spain for providing information on ship detection and identification.  ... 
doi:10.3390/rs5020716 fatcat:mhvchbqksbgpnmywcx6wnkl2lm

A Novel Approach to Full-Polarimetric Short-Range Imaging With Copolarized Data

Jianping Wang, Pascal Aubry, Alexander Yarovoy
2016 IEEE Transactions on Antennas and Propagation  
The effectiveness and accuracy of the suggested approach to fullpolarimetric imaging are validated on the signal and image levels through both numerical simulations and experiments.  ...  Instead of taking advantage of all four possible combinations of the polarizations of transmit and receive antennas as in the typical full-polarimetric imaging systems, the suggested antenna array acquires  ...  ACKNOWLEDGMENT The authors would like to thank anonymous reviewers and Prof M. Sato from Tohoku University, Japan for their comments which have helped to improve the manuscript.  ... 
doi:10.1109/tap.2016.2610102 fatcat:mvmssfsks5fx5ejcqpjifqltqq

Iceberg Detection Using Compact Polarimetric Synthetic Aperture Radar [article]

Michael Denbina, University Of Calgary, University Of Calgary, Michael Collins
2015
In this thesis, the use of compact polarimetry for iceberg detection is explored.  ...  Compact polarimetry shows much promise for maritime surveillance applications.  ...  Lee, “Compact polarimetry based on symmetry properties of geophysical media: The π/4 mode,” IEEE Transac- tions on Geoscience and Remote Sensing, vol. 43, no. 3, pp. 634–646, 2005. [18] N.  ... 
doi:10.11575/prism/26410 fatcat:4i4mtry5aba4facsl3zmsgxkum

From survey to representation. Operation guidelines [chapter]

2012 Computational Modelling of Objects Represented in Images III  
Methods of graph searching for border detection in image sequences with applications to cardiac magnetic resonance imaging. IEEE Transaction On Medical Imaging 14 (1), 42-55.  ...  Compact polarimetry based on symmetry properties of geophysical media: The π/4 mode. IEEE Trans. Geosci. Remote Sens. 43(3):634-646. Van Zyl, J. J. Zebker, H.A. & Elachi, C. 1987.  ...  Comparison of Compact Polarimetric Synthetic Aperture Radar Modes. IEEETrans. Geosci. Remote Sens., vol. 47, no. 1, pp. 147-188, Jan. 2009. Raney, K. 2007.  ... 
doi:10.1201/b12753-91 fatcat:nh3phzgj2rcr3hwvqajsligzoq

On the Use of Hybrid Compact Polarimetric SAR for Ship Detection [article]

Ghada Emam Mohamed Atteia Allah, University Of Calgary, University Of Calgary, Michael Collins, Michel Fattouche
2015
Even wider swaths will be provided in many of the CP imaging modes of the upcoming Canadian Radarsat Constellation Mission (RCM) SAR to be launched in 2018.  ...  Maritime surveillance is an issue of particular interest and importance for countries bordering on the sea.  ...  Thus, although, they used π/4 configuration, our results are consistent with the Yin results in that detectors based on the coherent dual-pol compact polarimetry data have higher performance than those  ... 
doi:10.11575/prism/27199 fatcat:6t6f7bta7jdyrio7bycivmyvku