Results 31 to 40 of about 6,927,747 (289)

Molecular Filters for Noise Reduction [PDF]

open access: yesBiophysical Journal, 2018
Living systems are inherently stochastic and operate in a noisy environment, yet despite all these uncertainties, they perform their functions in a surprisingly reliable way. The biochemical mechanisms used by natural systems to tolerate and control noise are still not fully understood, and this issue also limits our capacity to engineer reliable ...
Laurenti, L   +3 more
openaire   +5 more sources

Noise Reduction in Hyperspectral Imagery: Overview and Application

open access: yesRemote Sensing, 2018
Hyperspectral remote sensing is based on measuring the scattered and reflected electromagnetic signals from the Earth’s surface emitted by the Sun. The received radiance at the sensor is usually degraded by atmospheric effects and instrumental (sensor ...
Behnood Rasti   +4 more
semanticscholar   +1 more source

Study on Noise Reduction with Paving Different Low Noise Pavement Materials

open access: yesApplied Sciences, 2021
This paper evaluates the amount of noise reduction when using different pavement materials in two adjacent lanes, where the close-proximity (CPX) method is introduced to analyze the tire/road noise before and after pavement maintenance.
Minmin Yuan   +3 more
doaj   +1 more source

Deep Learning Based Noise Reduction for Brain MR Imaging: Tests on Phantoms and Healthy Volunteers

open access: yesMagnetic Resonance in Medical Sciences, 2019
Purpose: To test whether our proposed denoising approach with deep learning-based reconstruction (dDLR) can effectively denoise brain MR images. Methods: In an initial experimental study, we obtained brain images from five volunteers and added different ...
M. Kidoh   +10 more
semanticscholar   +1 more source

Directional active noise control for drone noise reduction [PDF]

open access: yesJASA Express Letters
Drones have become essential tools for applications ranging from aerial surveillance to last-mile delivery, raising concerns about noise pollution in populated environments.
Hanwen Bi   +3 more
doaj   +1 more source

Quadratic approach for single-channel noise reduction

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2020
In this paper, we introduce a quadratic approach for single-channel noise reduction. The desired signal magnitude is estimated by applying a linear filter to a modified version of the observations’ vector.
Gal Itzhak, Jacob Benesty, Israel Cohen
doaj   +1 more source

Study on noise reduction method of multiple heterogeneous noise of optical fiber inertial navigation for coal mine excavation equipment

open access: yesMeitan kexue jishu, 2023
The optical fiber inertial navigation of coal mine excavation equipment is easy to be disturbed by multi-source heterogeneous noise such as vibration and electromagnetism in the underground excavation face, which leads to the reduction of the accuracy of
MAO Qinghua   +3 more
doaj   +1 more source

Numerical investigation of noise reduction mechanisms in a bio-inspired airfoil

open access: yesJournal of Sound and Vibration, 2019
This paper presents a numerical analysis of an airfoil geometry inspired by the down coat of the night owl. The objective is to understand the mechanisms of airfoil trailing edge noise reduction that has been observed with such designs in previous ...
Andrew Bodling, Anupam Sharma
semanticscholar   +1 more source

Parent Quality of Life at Two Years Following Their Child's Completion of Acute Lymphoblastic Leukemia Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Parents of children treated for acute lymphoblastic leukemia (ALL) often experience significant caregiver burden and disruption to their well‐being. While parent quality of life (QoL) during treatment is well characterized, little is known about outcomes during early survivorship.
Sara Dal Pra   +3 more
wiley   +1 more source

Fiber optic gyroscope with output signal noise reduction system: effect of system parameters on noise reduction [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
The purpose of this work is to determine the optimal parameters for matching the signals of the measuring channels of a fiber-optic gyroscope with an output signal noise reduction system. Methods.
Spiridonov, Dmitriy Mikhailovich   +2 more
doaj   +1 more source

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