Results 21 to 30 of about 961,733 (195)

Sensitivity of GNSS-R spaceborne observations to soil moisture and vegetation [PDF]

open access: yes, 2016
Global navigation satellite systems-reflectometry (GNSS-R) is an emerging remote sensing technique that makes use of navigation signals as signals of opportunity in a multistatic radar configuration, with as many transmitters as navigation satellites are
Camps Carmona, Adriano José   +6 more
core   +2 more sources

Deep Learning Scene Recognition Method Based on Localization Enhancement

open access: yesSensors, 2018
With the rapid development of indoor localization in recent years; signals of opportunity have become a reliable and convenient source for indoor localization.
Wei Guo, Ran Wu, Yanhua Chen, Xinyan Zhu
doaj   +1 more source

Detecting Beyond-Einstein Polarizations of Continuous Gravitational Waves [PDF]

open access: yes, 2015
The direct detection of gravitational waves with the next generation detectors, like Advanced LIGO, provides the opportunity to measure deviations from the predictions of General Relativity.
Isi, Maximiliano   +3 more
core   +3 more sources

A Satellite Synthetic Aperture Radar Concept Using P-Band Signals of Opportunity

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
The spaceborne aperture radar (SAR) technique based on a combination of P-band signals of opportunity (SoOp) reflectometry with a sparse array of receivers at low earth orbits (LEOs) and transmit signals from the United States Navy's Mobile User ...
Simon H. Yueh   +4 more
doaj   +1 more source

Optimal GNSS-Based Passive SAR Large Field-of-View Imaging via Multistatic Configuration: Method and Experimental Validation

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
In terms of the global coverage provided by global navigation satellite system (GNSS) signals, radar images of a large field-of-view can be obtained via passive synthetic aperture radar (SAR) using these signals of opportunity.
Chuan Huang   +5 more
doaj   +1 more source

The Role of Dopamine in Anticipatory Pursuit Eye Movements: Insights from Genetic Polymorphisms in Healthy Adults [PDF]

open access: yes, 2016
There is a long history of eye movement research in patients with psychiatric diseases for which dysfunctions of neurotransmission are considered to be the major pathologic mechanism.
Billino, Jutta   +2 more
core   +1 more source

Spatial resolution in GNSS-R under coherent scattering [PDF]

open access: yes, 2020
© 2019 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes,creating new ...
Camps Carmona, Adriano José
core   +2 more sources

Electromagnetic modeling of scattered signals of opportunity: Challenges and approaches [PDF]

open access: yesURSI Radio Science Bulletin, 2020
he possibility of exploiting signals of opportunity such as navigation signals for remote-sensing applications has been the object of extensive scientific research. Over the years, the potential of this technique has been mainly investigated for wind scatterometry and sea-surface altimetry, resulting in mission concepts and prototypes currently in ...
Comite, Davide   +3 more
openaire   +2 more sources

Access to Population-Level Signaling as a Source of Inequality [PDF]

open access: yes, 2018
We identify and explore differential access to population-level signaling (also known as information design) as a source of unequal access to opportunity.
Immorlica, Nicole   +2 more
core   +2 more sources

Radiation-induced growth and isothermal decay of infrared-stimulated luminescence from feldspar [PDF]

open access: yes, 2015
Optically stimulated luminescence (OSL) ages can determine a wide range of geological events or processes, such as the timing of sediment deposition, the exposure duration of a rock surface, or the cooling rate of bedrock.
Chen, Reuven   +9 more
core   +3 more sources

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