Results 11 to 20 of about 1,334 (222)

Polarimetric Wide‐Angle Radar Detects Competing Signatures of Ice Fabric and Structural Firn Anisotropy

open access: yesGeophysical Research Letters
Ice is mechanically and dielectrically anisotropic. The degree of anisotropy evolves dynamically as ice crystals align during deformation into macroscopic patterns termed ice fabric.
Falk M. Oraschewski   +2 more
doaj   +2 more sources

Advancing Earth System Science With the NASA Plankton, Aerosol, Cloud, Ocean Ecosystem (PACE) Satellite Mission. [PDF]

open access: yesGlob Chang Biol
The Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) mission extends and improves upon NASA's 30+ years of satellite observations of Earth's living ocean, atmosphere, and land. Its unprecedented, high‐resolution data support critical research in climate forcing, ecosystem health, and biogeochemical cycling, while aiding socioeconomic applications such ...
Werdell PJ   +15 more
europepmc   +2 more sources

In honor of Federico Capasso, a visionary in nanophotonics, on the occasion of his 75th birthday. [PDF]

open access: yesNanophotonics
Nanophotonics, Volume 14, Issue 23, Page 3691-3707, 02 November 2025.
Boltasseva A   +3 more
europepmc   +2 more sources

Synthetic Aperture Radar Polarimetry

open access: yes, 2014
Miliaresis G., 2013. Book Review in Photogrammetric Engineering & Remote Sensing, vol. 79, no 8, pp. 685)Jakob Van Zyl and Yunjin Kim, 2012. Synthetic Aperture Radar Polarimetry. JPL Space Science & Technology Series. John Wiley & Sons, New Jersey, 288 p.]
George Miliaresis (554317)
openaire   +2 more sources

A Quality Control Concept for Radar Reflectivity, Polarimetric Parameters, and Doppler Velocity [PDF]

open access: yes, 2006
Over the last few years the use of weather radar data has become a fundamental part of various applications like rain-rate estimation, nowcasting of severe weather events, and assimilation into numerical weather prediction models.
Friedrich, Katja   +2 more
core   +1 more source

Multistatic human micro-Doppler classification of armed/unarmed personnel [PDF]

open access: yes, 2015
Classification of different human activities using multistatic micro-Doppler data and features is considered in this paper, focusing on the distinction between unarmed and potentially armed personnel.
Griffiths, Hugh   +8 more
core   +1 more source

Advancements on Radar Polarization Information Acquisition and Processing

open access: yesLeida xuebao, 2016
The study on radar polarization information acquisition and processing has currently been one important part of radar techniques. The development of the polarization theory is simply reviewed firstly.
Dai Dahai   +3 more
doaj   +1 more source

Polarimetric Airborne Radar Sounding as an Approach to Characterizing Subglacial Röthlisberger Channels

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Conventional airborne radar sounding techniques are well suited to the detection and characterization of flat-lying, specular subglacial water bodies. However, topographically positive, diffusively scattering Röthlisberger (R-) channels are more ...
Kirk M. Scanlan   +2 more
doaj   +1 more source

CROP SPECIES RECOGNITION AND DISCRIMINATION PADDY-RICE-GROWINGFIELDS FROM REAPED-FIELDS BY THE RADAR VEGETATION INDEX (RVI) OF ALOS-2/PALSAR2 [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
The Japanese ALOS-2 satellite was launched on May 24th, 2014. It has the L-band SAR, PALSAR-2. Kim,Y. and van Zyl, J.J. proposed a kind of Radar Vegetation Index (RVI) as RVI = 8 * σ0hv / (σ0hh + σ0vv + 2* σ0hv) by L-band full-polarimetric radar data ...
Y. Yamada
doaj   +1 more source

A Novel Strategy for Radar Imaging Based on Compressive Sensing [PDF]

open access: yes, 2010
Radar data have already proven to be compressible with no significant losses for most of the applications in which it is used. In the framework of information theory, the compressibility of a signal implies that it can be decomposed onto a reduced set of
López-Dekker, Paco   +8 more
core   +1 more source

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