Results 21 to 30 of about 28,076,457 (358)

Calibrating Noise to Sensitivity in Private Data Analysis

open access: yesTheory of Cryptography Conference, 2006
We continue a line of research initiated in [10, 11] on privacy-preserving statistical databases. Consider a trusted server that holds a database of sensitive information.
C. Dwork   +3 more
semanticscholar   +1 more source

Real-time prediction of noise signals for active control based on Bayesian forecasting and time series analysis [PDF]

open access: yes, 2023
48th International Congress and Exposition on Noise Control Engineering (INTERNOISE 2019): Madrid, Spain, 16-19 June 2019202312 bcchVersion of RecordOthersEnvironment and Conservation Fund of the Hong Kong Special Administrative RegionPublishedPublisher ...
Lai, SK, Zhang, Y
core  

Noise pollution and human cognition: An updated systematic review and meta-analysis of recent evidence.

open access: yesEnvironment International, 2021
BACKGROUND This systematic review provides a comprehensive synthesis of recent epidemiological evidence that environmental noise negatively impacts human cognition.
Rhiannon Thompson   +6 more
semanticscholar   +1 more source

Lithographically engineered shallow nitrogen-vacancy centers in diamond for external nuclear spin sensing

open access: yesNew Journal of Physics, 2018
The simultaneous control of the number and position of negatively charged nitrogen-vacancy (NV) centers in diamond was achieved. While single near-surface NV centers are known to exhibit outstanding capabilities in external spin sensing, trade-off ...
Ryosuke Fukuda   +22 more
doaj   +1 more source

Noise Prevention Research in the Hyperbaric Oxygen Chamber by Flux Vector Splitting Format

open access: yesIEEE Access, 2019
This paper describes the application of computational fluid dynamics (CFD) in noise prevention of hyperbaric oxygen chambers. The flux vector splitting format and matrix transformation are used in the calculation of flow field in the hyperbaric oxygen ...
Lin Li, Junqiang Xi, Reza Langari
doaj   +1 more source

Noise Analysis in Pre-Amplifier Circuits Associated to Highly Sensitive Optically-Pumped Magnetometers for Geomagnetic Applications

open access: yesApplied Sciences, 2020
This paper analyzes the noise sources in photoelectric detection circuits with several low-noise operational amplifiers cores. The fabricated circuits are low-noise pre-amplifiers that are used for optically pumped magnetometers. In the proposed circuits,
Leisong Liu   +4 more
doaj   +1 more source

Ultrasonic Air Coupled Transducer Output Impedance Measurement Technique

open access: yesElektronika ir Elektrotechnika, 2019
Estimation of the output impedance of ultrasonic transducers is required for electrical matching circuits design and for receiving amplifiers noise optimization.
Linas Svilainis   +2 more
doaj   +1 more source

Op-amp based low noise amplifier for magnetic particle spectroscopy

open access: yesCurrent Directions in Biomedical Engineering, 2017
Magnetic particle spectrometry (MPS) is a novel technique used to measure the magnetization response of superparamagnetic iron oxide nanoparticles (SPIONs).
Malhotra Ankit, Buzug Thorsten
doaj   +1 more source

Noise Analysis and Modeling in Visible Light Communication Using Allan Variance

open access: yesIEEE Access, 2018
Visible Light Communication (VLC) is a rising communication technology which uses Light-Emitting Diode (LED) luminaries for high-speed data transferring; however, the optical signal is usually degraded by the noise in the practical VLC system.
Luchi Hua   +4 more
semanticscholar   +1 more source

Including orbital fluctuations in the noise spectrum of autonomous circuits [PDF]

open access: yes, 2011
We discuss the impact of orbital fluctuations on the noise spectrum of a free-running oscillator, exploiting a rigorous nonlinear perturbative analysis based on the Floquet theory, and providing evidence of its relevance for high-Q oscillators.
Bonani, Fabrizio   +3 more
core   +1 more source

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