Results 31 to 40 of about 131,942 (264)

Distributed Compressive Sensing

open access: yesCoRR, 2009
42 pages, 6 figures.
Dror Baron   +4 more
openaire   +3 more sources

Athermal distributed Brillouin sensors utilizing all-glass optical fibers fabricated from rare earth garnets: LuAG

open access: yesNew Journal of Physics, 2015
An all-glass optical fiber derived from single-crystal LuAG is investigated for its potential use in athermal Brillouin distributed strain sensors. Such sensor systems are comprised of fiber whose Brillouin frequency shift is independent of temperature ...
P D Dragic   +7 more
doaj   +1 more source

The Characterization of Optical Fibers for Distributed Cryogenic Temperature Monitoring

open access: yesSensors, 2022
Thanks to their characteristics, optical fiber sensors are an ideal solution for sensing applications at cryogenic temperatures, such as the monitoring of superconducting devices.
Leonardo Marcon   +6 more
doaj   +1 more source

Exploring the sense distributions of homographs [PDF]

open access: yesProceedings of the Eleventh Conference of the European Chapter of the Association for Computational Linguistics: Posters & Demonstrations on - EACL '06, 2006
This paper quantitatively investigates in how far local context is useful to disam-biguate the senses of an ambiguous word. This is done by comparing the co-occurrence frequencies of particular context words. First, one context word representing a certain sense is chosen, and then the co-occurrence frequencies with two other context words, one of the ...
openaire   +2 more sources

High-Resolution and Large-Sensing-Range Liquid-Level Sensor Based on Optical Frequency Domain Reflectometry and No-Core Fiber

open access: yesSensors, 2022
Liquid-level sensors are required in modern industrial and medical fields. Optical liquid-level sensors can solve the safety problems of traditional electrical sensors, which have attracted extensive attention in both academia and industry.
Guolu Yin   +6 more
doaj   +1 more source

Deep Learning-Based Multimode Fiber Distributed Temperature Sensing

open access: yesSensors
As a laser beam passes through a multimode fiber (MMF), a speckle pattern is generated, which is sensitive to temperature, thereby making the MMF a temperature-sensing element. A deep learning technique is employed to the MMF-based temperature sensor, to
Luxuan Yang   +7 more
doaj   +1 more source

Illicit discharge detection in stormwater drains using an Arduino-based low-cost sensor network

open access: yesWater Science and Technology, 2022
Illicit discharges in urban stormwater drains are a major environmental concern that deteriorate downstream waterway health. Conventional detection methods such as stormwater drain visual inspection and dye testing have fundamental drawbacks and ...
B. Shi   +7 more
doaj   +1 more source

Quantum-private distributed sensing

open access: yesJPhys Photonics
Quantum networks can enhance both security and privacy conditions for multi-user communication, delegated computation, and distributed sensing tasks. In distributed quantum sensing, it is often desirable to extract only global information from a network ...
Joseph Ho   +5 more
doaj   +1 more source

Sensing of Indoor Air Quality—Characterization of Spatial and Temporal Pollutant Evolution Through Distributed Sensing

open access: yesFrontiers in Built Environment, 2018
Discouraged by the high-cost and lack of connectivity of indoor air quality (iAQ) measurement equipment, we built a platform that would allow us to investigate what kinds of iAQ evolution information could be collected by a low-cost, distributed sensor ...
James R. Coleman   +2 more
doaj   +1 more source

Serological Benefit of SARS‐CoV‐2 Vaccination Relative to Infection in Children With Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with acute lymphoblastic leukemia (ALL) are at risk of severe outcomes from SARS‐CoV‐2 (SCV2). In the post‐pandemic context, where most children have been infected with SCV2, there are limited data on whether vaccination remains beneficial in children with ALL.
Janna R. Shapiro   +11 more
wiley   +1 more source

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