Results 31 to 40 of about 1,703,074 (177)

Few-Shot PolSAR Ship Detection Based on Polarimetric Features Selection and Improved Contrastive Self-Supervised Learning

open access: yesRemote Sensing, 2023
Deep learning methods have been widely studied in the field of polarimetric synthetic aperture radar (PolSAR) ship detection over the past few years. However, the backscattering of manmade targets, including ships, is sensitive to the relative geometry ...
Weixing Qiu, Zongxu Pan, Jianwei Yang
doaj   +1 more source

Study on the simulation of simultaneous full AT-POLINSAR

open access: yesThe Journal of Engineering, 2019
With the maturity of the instantaneous full-polarisation measurement, the instantaneous full-polarimetric system is becoming an important development direction of the polarimetric synthetic aperture radar (POLSAR); however, as an important research ...
Peng Zhang   +5 more
doaj   +1 more source

A New Coherent Similarity Measure for Temporal Multichannel Scene Characterization [PDF]

open access: yes, 2012
International audienceThis paper proposes a new method for a measure of coherent similarity between temporal multichannel synthetic aperture radar (SAR) images and its implementation to change detection application.
Ferro-Famil, Laurent   +3 more
core   +1 more source

G0-WISHART DISTRIBUTION BASED CLASSIFICATION FROM POLARIMETRIC SAR IMAGES [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Enormous scientific and technical developments have been carried out to further improve the remote sensing for decades, particularly Polarimetric Synthetic Aperture Radar(PolSAR) technique, so classification method based on PolSAR images has getted much
G. C. Hu, Q. H. Zhao
doaj   +1 more source

Multidimensional Waveform Encoding for Synthetic Aperture Radar Remote Sensing [PDF]

open access: yes, 2007
This paper introduces and analyses the innovative concept of multidimensional waveform encoding for spaceborne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new class of highly ...
Moreira, Alberto   +5 more
core   +1 more source

A Supervised Classification Method for Levee Slide Detection Using Complex Synthetic Aperture Radar Imagery

open access: yesJournal of Imaging, 2016
The dynamics of surface and sub-surface water events can lead to slope instability, resulting in anomalies such as slough slides on earthen levees. Early detection of these anomalies by a remote sensing approach could save time versus direct assessment ...
Ramakalavathi Marapareddy   +2 more
doaj   +1 more source

PolSAR image classification based on Laplacian Eigenmaps and superpixels

open access: yesEURASIP Journal on Wireless Communications and Networking, 2017
This paper proposes a method of polarimetric synthetic aperture radar (PolSAR) image classification using improved superpixel segmentation and manifold learning.
Haijiang Wang   +2 more
doaj   +1 more source

Vertical Resolution Enhancement by Applying Polarimetric Spectral Analysis Techniques to Multibaseline InSAR Data [PDF]

open access: yes, 2012
Polarimetric spectral analysis techniques have been recently introduced for processing multibaseline interferometric synthetic aperture radar data that are affected by the speckle phenomenon.
Kostas Papathanassiou   +3 more
core   +1 more source

High Precision Antenna Characterisation for Broadband Synthetic Aperture Radar Processing [PDF]

open access: yes, 2014
The airborne F-SAR sensor\cite{fsar}, developed and operated by the DLR-HR institute, acquires very high resolution, fully polarimetric synthetic aperture radar (SAR) data in multiple frequency bands in addition to providing a number of ...
Bernd Gabler   +5 more
core   +1 more source

Spatially adaptive polarimetric image despeckling using bandelet transform

open access: yesEuropean Journal of Remote Sensing, 2020
Polarimetric Synthetic Aperture Radar (PolSAR) imaging extended SAR applications by exploring the polarimetric properties of the target scatterers. Similar to SAR images, PolSAR images are prone to multiplicative speckle noise due to its coherent imaging
Roy Thankachan   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy