Results 21 to 30 of about 632,952 (333)

Synthetic Aperture Radar Three-dimensional Imaging——From TomoSAR and Array InSAR to Microwave Vision

open access: yesLeida xuebao, 2019
Synthetic Aperture Radar three-Dimensional (SAR 3D) imaging technology can eliminate severe overlap in 2D images, and improve target recognition and 3D modeling capabilities, which have become an important trend in SAR development.
DING Chibiao   +5 more
doaj   +1 more source

An Improved Forward-Looking Sonar 3D Visualization Scheme of Underwater Objects

open access: yesIEEE Access, 2019
This paper presents an improved scheme for forward-looking sonar (FLS) visualization, including an echo acquisition method, a global threshold based on local outlier factor and a reconstruction method.
Teng Zeng   +3 more
doaj   +1 more source

Three-dimensional imaging by compressed sensing based dual-frequency laser phase ranging

open access: yesAPL Photonics, 2023
Scanless three-dimensional (3D) imaging technology has received extensive attention in recent years due to its rapid detection and system reliability.
Yuchen Jie   +7 more
doaj   +1 more source

Two-photon Lithography for 3D Magnetic Nanostructure Fabrication [PDF]

open access: yes, 2017
Ferromagnetic materials have been utilised as recording media within data storage devices for many decades. Confinement of the material to a two dimensional plane is a significant bottleneck in achieving ultra-high recording densities and this has led to
A. Fernández-Pacheco   +40 more
core   +7 more sources

Three-dimensional Imaging Using the Electromagnetic Vortex Synthetic Aperture Radar

open access: yesLeida xuebao, 2021
The ElectroMagnetic Vortex (EMV) wave is named after the rotation around the wave propagation axis. This electromagnetic characteristic is called the Orbital Angular Momentum (OAM).
Kun LYU, Hui MA, Hongwei LIU
doaj   +1 more source

Three-dimensional photoacoustic imaging with a clinical two-dimensional matrix ultrasound transducer [PDF]

open access: yes, 2011
Photoacoustic tomography provides both structural and functional imaging in vivo based on optical absorption contrast. A novel imaging system that incorporates a two-dimensional matrix ultrasound probe for combined photoacoustic and ultrasonic three ...
David, Guillaume   +7 more
core   +1 more source

Three-dimensional imaging and scanning: Current and future applications for pathology

open access: yesJournal of Pathology Informatics, 2017
Imaging is vital for the assessment of physiologic and phenotypic details. In the past, biomedical imaging was heavily reliant on analog, low-throughput methods, which would produce two-dimensional images.
Navid Farahani   +7 more
doaj   +1 more source

A 3D scanner for transparent glass [PDF]

open access: yes, 2009
Many practical tasks in industry, such as automatic inspection or robot vision, often require the scanning of three-dimensional shapes by use of non-contact techniques.
Aubreton, Olivier   +7 more
core   +1 more source

Developments and applications of 3D imaging systems in mineral processing [PDF]

open access: yesJournal of Mining and Metallurgy. Section A: Mining, 2023
Three-dimensional (3D) surface imaging systems have gained popularity in monitoring the status and condition of separation processes by characterizing the internal and external structures of particles such as size, shape, density and composition.
Nakhaei F., Jovanović I.
doaj   +1 more source

Imaging and printing in plastic and reconstructive surgery part 1: established techniques

open access: yesAustralasian Journal of Plastic Surgery, 2019
**Background**: An increasing number of reconstructive surgeons are using modern imaging technologies for preoperative planning and intraoperative surgical guidance.
Michael P Chae   +2 more
doaj   +1 more source

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