Proposal of biquaternion neural networks for coherent processing of polarization-and-phase information in PolSAR and PolInSAR
As the resolution of polarimetric synthetic aperture radar (PolSAR) and polarimetric
interferometric SAR (PolInSAR) data increases, coherent processing of polarization and …
interferometric SAR (PolInSAR) data increases, coherent processing of polarization and …
Phasor quaternion neural network framework and its significance in Big SAR intelligence
A Hirose - 2021 International Conference on Emerging …, 2021 - ieeexplore.ieee.org
In this paper, first we overview the use of artificial intelligence (AI) in observation and data
processing in synthetic aperture radar (SAR). Then we discuss the function and significance …
processing in synthetic aperture radar (SAR). Then we discuss the function and significance …
Interferometric phase restoration using biquaternion neural networks in PolInSAR
Singular points (SPs) in interferometric synthetic aperture radar (InSAR) data hinder the
generation of accurate digital elevation models (DEMs). Since one of the main causes of …
generation of accurate digital elevation models (DEMs). Since one of the main causes of …
Enhancement of polarization mechanism in pixel-by-pixel phase optimization in polinsar
When we process PolSAR data by machine learning to analyze vegetation, it is necessary to
know how polarization changes by scattering. In order to clarify the physical mechanisms of …
know how polarization changes by scattering. In order to clarify the physical mechanisms of …
Adaptive Subsurface Imaging based on Peak Phase-Profile: The Significance in Separation of Scattering Phase from Propagation Phase
A Hirose, S Shimomura - 2021 Asia-Pacific Signal and …, 2021 - ieeexplore.ieee.org
This paper discusses the separation of scattering phase and propagation phase in radar
systems. Recently we proposed a novel radar imaging scheme using complex-valued self …
systems. Recently we proposed a novel radar imaging scheme using complex-valued self …
Singularity-spreading phase unwrapping: Its basic idea and the influence of time and space discreteness on the dynamics
A Hirose - 2018 Asia-Pacific Signal and Information Processing …, 2018 - ieeexplore.ieee.org
This paper discusses the background and the characteristic bases of singularity-spreading
phase unwrapping (SSPU), a powerful and calculation-efficient method to unwrap two …
phase unwrapping (SSPU), a powerful and calculation-efficient method to unwrap two …
Big SAR data processing: Topographic and vegetation/land-use discovery for SAR data structurization
A Hirose - 2019 6th Asia-Pacific Conference on Synthetic …, 2019 - ieeexplore.ieee.org
The big synthetic aperture radar (SAR) data era of earth observation depends more and
more on deep learning and other data mining technologies. Since SAR data is coherent …
more on deep learning and other data mining technologies. Since SAR data is coherent …